nova_netconf.ipynb

{
 "cells": [
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Universidade NOVA de Lisboa\n",
    "## Demo 2: NETCONF e YANG com ```ncclient``` (Python 🐍)\n",
    "\n",
    "Ferramentas de conexão via SSH são úteis para automatizar operações em diferentes tipos de dispositivos. No entanto, a simulação de operações via CLI apresenta muitos problemas e riscos:\n",
    "\n",
    "- 📦 Transações: Tudo ou nada! O que acontece quando uma parte da nova configuração está errada e precisamos de fazer rollback?\n",
    "- 👎 Gestão de erros\n",
    "- 📄 Modelo de dados na mesma plataforma e fornecedor\n",
    "- ✍🏼 A sintaxe dos comandos muda entre versões\n",
    "\n",
    "A solução está no uso consistente de protocolos de programabilidade e modelos de dados YANG para a operação dos nossos dispositivos."
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### O que faremos nesta demonstração\n",
    "\n",
    "- Explorar a biblioteca de Python ```ncclient``` para a interação via NETCONF com um dispositivo Cisco\n",
    "- Explorar as capabilidades do dispositivo\n",
    "- Explorar a estrutura de um modelo de dados\n",
    "- Ler e modificar configurações do dispositivo"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Primeiro, vamos importar as seguintes bibliotecas"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "from ncclient import manager\n",
    "import re"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Neste laboratorio temos um dispositivo Cisco IOSXR. O paso seguinte é a especificação dos parâmetros para a conexão"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "CISCO_IP = \"192.168.10.4\"\n",
    "CISCO_PORT = 22\n",
    "CISCO_USERNAME = \"vagrant\"\n",
    "CISCO_PASSWORD = \"vagrant\""
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Agora, vamos establecer a conexão via SSH com o dispositivo"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "xr = manager.connect(\n",
    "    host = CISCO_IP,\n",
    "    port = CISCO_PORT,\n",
    "    username = CISCO_USERNAME,\n",
    "    password = CISCO_PASSWORD,\n",
    "\tallow_agent=False,\n",
    "\tlook_for_keys=False,\n",
    "\thostkey_verify=False,\n",
    "\tunknown_host_cb=True)"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Estamos prontos para interagir com o nosso dispositivo via NETCONF.\n",
    "\n",
    "O primeiro cenário é o seguinte: o que acontece se a atualização de firmware no dispositivo alterou algumas funcionalidades? Pode ser que algum comando da CLI tenha mudado...\n",
    "\n",
    "Para validar qualquer alteração relevante para a nossa gestão, é possível consultar as capacidades do dispositivo e verificar se temos alguma versão nova nos modelos de dados. Caso tenha havido uma atualização, podemos saber qual foi a parte que mudou com um diff entre as versões.\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "http://cisco.com/ns/yang/Cisco-IOS-XR-l2-eth-infra-cfg?module=Cisco-IOS-XR-l2-eth-infra-cfg&revision=2015-11-09\n",
      "http://openconfig.net/yang/vlan?module=openconfig-vlan&revision=2015-10-09&deviation=cisco-xr-openconfig-vlan-deviations\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-pmengine-cfg?module=Cisco-IOS-XR-pmengine-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-ldp-oper?module=Cisco-IOS-XR-mpls-ldp-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-clns-isis-oper?module=Cisco-IOS-XR-clns-isis-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/cisco-xr-openconfig-interfaces-deviations?module=cisco-xr-openconfig-interfaces-deviations&revision=2016-05-16\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-iarm-v6-oper?module=Cisco-IOS-XR-ip-iarm-v6-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-plat-chas-invmgr-oper?module=Cisco-IOS-XR-plat-chas-invmgr-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-acl-cfg?module=Cisco-IOS-XR-ipv6-acl-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-systemmib-cfg?module=Cisco-IOS-XR-infra-systemmib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-correlator-cfg?module=Cisco-IOS-XR-infra-correlator-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-entitymib-oper?module=Cisco-IOS-XR-snmp-entitymib-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-infra-clock-linux-cfg?module=Cisco-IOS-XR-infra-infra-clock-linux-cfg&revision=2015-11-09\n",
      "http://openconfig.net/yang/openconfig-types?module=openconfig-types&revision=2015-10-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-ldp-oper-datatypes?module=Cisco-IOS-XR-mpls-ldp-oper-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tty-management-cfg?module=Cisco-IOS-XR-tty-management-cfg&revision=2015-09-25\n",
      "urn:ietf:params:netconf:capability:rollback-on-error:1.0\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-tc-oper?module=Cisco-IOS-XR-infra-tc-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-es-acl-datatypes?module=Cisco-IOS-XR-es-acl-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-man-netconf-cfg?module=Cisco-IOS-XR-man-netconf-cfg&revision=2016-03-15\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-pmengine-oper?module=Cisco-IOS-XR-pmengine-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-oam-cfg?module=Cisco-IOS-XR-mpls-oam-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-te-cfg?module=Cisco-IOS-XR-mpls-te-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-cdp-oper?module=Cisco-IOS-XR-cdp-oper&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-protocol-radius-oper?module=Cisco-IOS-XR-aaa-protocol-radius-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lib-mpp-cfg?module=Cisco-IOS-XR-lib-mpp-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-rsi-oper?module=Cisco-IOS-XR-infra-rsi-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-manageability-object-tracking-cfg?module=Cisco-IOS-XR-manageability-object-tracking-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-static-cfg?module=Cisco-IOS-XR-mpls-static-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-l2vpn-oper?module=Cisco-IOS-XR-l2vpn-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mdrv-lib-cfg?module=Cisco-IOS-XR-mdrv-lib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/cisco-xr-openconfig-vlan-deviations?module=cisco-xr-openconfig-vlan-deviations&revision=2016-07-08\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-tcp-cfg?module=Cisco-IOS-XR-ip-tcp-cfg&revision=2016-02-26\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-vrrp-oper?module=Cisco-IOS-XR-ipv4-vrrp-oper&revision=2015-11-09\n",
      "http://openconfig.net/yang/mpls-types?module=openconfig-mpls-types&revision=2015-11-05\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tunnel-gre-cfg?module=Cisco-IOS-XR-tunnel-gre-cfg&revision=2016-05-25\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-locald-cfg?module=Cisco-IOS-XR-aaa-locald-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-controller-otu-oper?module=Cisco-IOS-XR-controller-otu-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-alarm-logger-datatypes?module=Cisco-IOS-XR-infra-alarm-logger-datatypes&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-rsvp-cfg?module=Cisco-IOS-XR-ip-rsvp-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-ifmib-cfg?module=Cisco-IOS-XR-snmp-ifmib-cfg&revision=2015-05-14\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lib-keychain-macsec-cfg?module=Cisco-IOS-XR-lib-keychain-macsec-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-config-mibs-cfg?module=Cisco-IOS-XR-config-mibs-cfg&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-manageability-object-tracking-datatypes?module=Cisco-IOS-XR-manageability-object-tracking-datatypes&revision=2015-11-09\n",
      "http://openconfig.net/yang/telemetry?module=openconfig-telemetry&revision=2016-02-04&deviation=cisco-xr-openconfig-telemetry-deviations\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-locald-admin-cfg?module=Cisco-IOS-XR-aaa-locald-admin-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-drivers-media-eth-oper?module=Cisco-IOS-XR-drivers-media-eth-oper&revision=2015-10-14\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-rcmd-oper?module=Cisco-IOS-XR-infra-rcmd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-common-acl-datatypes?module=Cisco-IOS-XR-common-acl-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-oper?module=Cisco-IOS-XR-ip-ntp-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-rib-ipv6-oper?module=Cisco-IOS-XR-ip-rib-ipv6-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-policymgr-cfg?module=Cisco-IOS-XR-infra-policymgr-cfg&revision=2015-05-18\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-test-trap-act?module=Cisco-IOS-XR-snmp-test-trap-act&revision=2016-04-17\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-man-xml-ttyagent-cfg?module=Cisco-IOS-XR-man-xml-ttyagent-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tty-management-cmd-oper?module=Cisco-IOS-XR-tty-management-cmd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-alarm-logger-oper?module=Cisco-IOS-XR-infra-alarm-logger-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-infra-locale-cfg?module=Cisco-IOS-XR-infra-infra-locale-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-crypto-ssh-cfg?module=Cisco-IOS-XR-crypto-ssh-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-nto-misc-oper?module=Cisco-IOS-XR-nto-misc-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-qos-ma-oper?module=Cisco-IOS-XR-qos-ma-oper&revision=2016-03-03\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-iarm-v4-oper?module=Cisco-IOS-XR-ip-iarm-v4-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-cfg?module=Cisco-IOS-XR-ip-ntp-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-protocol-radius-cfg?module=Cisco-IOS-XR-aaa-protocol-radius-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-icmp-cfg?module=Cisco-IOS-XR-ip-icmp-cfg&revision=2015-11-09\n",
      "urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring?deviation=cisco-xr-netconf-monitoring-deviations\n",
      "urn:ietf:params:xml:ns:yang:ietf-syslog-types?module=ietf-syslog-types&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-dwdm-ui-cfg?module=Cisco-IOS-XR-dwdm-ui-cfg&revision=2015-12-16\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-manageability-object-tracking-oper?module=Cisco-IOS-XR-manageability-object-tracking-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-controller-otu-cfg?module=Cisco-IOS-XR-controller-otu-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-pfi-im-cmd-oper?module=Cisco-IOS-XR-pfi-im-cmd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-crypto-sam-cfg?module=Cisco-IOS-XR-crypto-sam-cfg&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-segment-routing-ms-cfg?module=Cisco-IOS-XR-segment-routing-ms-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-mib-rfmib-cfg?module=Cisco-IOS-XR-snmp-mib-rfmib-cfg&revision=2016-05-13\n",
      "http://cisco.com/ns/yang/cisco-xr-bgp-deviations?module=cisco-xr-openconfig-bgp-deviations&revision=2016-03-21\n",
      "http://openconfig.net/yang/policy-types?module=openconfig-policy-types&revision=2015-10-09\n",
      "http://openconfig.net/yang/bgp-operational?module=openconfig-bgp-operational&revision=2015-10-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-confcopymib-cfg?module=Cisco-IOS-XR-infra-confcopymib-cfg&revision=2015-11-09\n",
      "http://openconfig.net/yang/bgp-types?module=openconfig-bgp-types&revision=2015-10-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-asic-errors-oper?module=Cisco-IOS-XR-asic-errors-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg?module=Cisco-IOS-XR-ip-static-cfg&revision=2015-09-10\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tty-management-datatypes?module=Cisco-IOS-XR-tty-management-datatypes&revision=2015-01-07\n",
      "http://openconfig.net/yang/openconfig-ext?module=openconfig-extensions&revision=2015-10-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-config-mda-cfg?module=Cisco-IOS-XR-config-mda-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-telnet-cfg?module=Cisco-IOS-XR-ipv4-telnet-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ifmgr-oper?module=Cisco-IOS-XR-ifmgr-oper&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ethernet-lldp-oper?module=Cisco-IOS-XR-ethernet-lldp-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-ldp-cfg-datatypes?module=Cisco-IOS-XR-mpls-ldp-cfg-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-objmgr-cfg?module=Cisco-IOS-XR-infra-objmgr-cfg&revision=2015-11-09\n",
      "http://openconfig.net/yang/interfaces/ip?module=openconfig-if-ip&revision=2015-11-20&deviation=cisco-xr-openconfig-if-ip-deviations\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-bgp-cfg?module=Cisco-IOS-XR-ipv4-bgp-cfg&revision=2015-08-27\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-lsd-oper?module=Cisco-IOS-XR-mpls-lsd-oper&revision=2015-11-09\n",
      "http://openconfig.net/yang/ldp?module=openconfig-mpls-ldp&revision=2015-11-05\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-acl-oper?module=Cisco-IOS-XR-ipv6-acl-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tty-server-oper?module=Cisco-IOS-XR-tty-server-oper&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-telnet-mgmt-cfg?module=Cisco-IOS-XR-ipv4-telnet-mgmt-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-lib-cfg?module=Cisco-IOS-XR-aaa-lib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-shellutil-cfg?module=Cisco-IOS-XR-shellutil-cfg&revision=2015-10-12\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-domain-oper?module=Cisco-IOS-XR-ip-domain-oper&revision=2015-09-29\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-qos-mibs-cfg?module=Cisco-IOS-XR-qos-mibs-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-arp-oper?module=Cisco-IOS-XR-ipv4-arp-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-cmproxy-oper?module=Cisco-IOS-XR-cmproxy-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-man-xml-ttyagent-oper?module=Cisco-IOS-XR-man-xml-ttyagent-oper&revision=2015-07-30\n",
      "urn:ietf:params:xml:ns:yang:iana-if-type?module=iana-if-type&revision=2014-05-08\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-tacacs-cfg?module=Cisco-IOS-XR-aaa-tacacs-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-io-oper?module=Cisco-IOS-XR-ipv4-io-oper&revision=2015-10-20\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-es-acl-oper?module=Cisco-IOS-XR-es-acl-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-crypto-sam-oper?module=Cisco-IOS-XR-crypto-sam-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-clns-isis-cfg?module=Cisco-IOS-XR-clns-isis-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-syslogmib-cfg?module=Cisco-IOS-XR-snmp-syslogmib-cfg&revision=2015-12-01\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-smiap-cfg?module=Cisco-IOS-XR-ipv6-smiap-cfg&revision=2016-07-04\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-sbfd-cfg?module=Cisco-IOS-XR-ip-sbfd-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-infra-cfg?module=Cisco-IOS-XR-infra-infra-cfg&revision=2016-06-16\n",
      "http://cisco.com/ns/yang/cisco-xr-openconfig-if-ethernet-deviations?module=cisco-xr-openconfig-if-ethernet-deviations&revision=2016-05-16\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-te-datatypes?module=Cisco-IOS-XR-mpls-te-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-ldp-cfg?module=Cisco-IOS-XR-mpls-ldp-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-ifmib-oper?module=Cisco-IOS-XR-snmp-ifmib-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/cisco-xr-openconfig-telemetry-deviations?module=cisco-xr-openconfig-telemetry-deviations&revision=2016-08-16\n",
      "http://cisco.com/ns/yang/cisco-xr-bgp-policy-deviations?module=cisco-xr-openconfig-bgp-policy-deviations&revision=2016-03-21\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-smiap-cfg?module=Cisco-IOS-XR-ipv4-smiap-cfg&revision=2016-07-04\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-ospf-oper?module=Cisco-IOS-XR-ipv4-ospf-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-qos-ma-cfg?module=Cisco-IOS-XR-qos-ma-cfg&revision=2016-03-03\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ifmgr-cfg?module=Cisco-IOS-XR-ifmgr-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-tacacs-oper?module=Cisco-IOS-XR-aaa-tacacs-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-acl-datatypes?module=Cisco-IOS-XR-ipv6-acl-datatypes&revision=2015-11-09\n",
      "urn:ietf:params:netconf:capability:validate:1.1\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-acl-datatypes?module=Cisco-IOS-XR-ipv4-acl-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-policymgr-oper?module=Cisco-IOS-XR-infra-policymgr-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lpts-pre-ifib-oper?module=Cisco-IOS-XR-lpts-pre-ifib-oper&revision=2016-02-22\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-hsrp-oper?module=Cisco-IOS-XR-ipv4-hsrp-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-syslog-cfg?module=Cisco-IOS-XR-infra-syslog-cfg&revision=2016-06-22\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-manageability-perfmgmt-cfg?module=Cisco-IOS-XR-manageability-perfmgmt-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-bgp-datatypes?module=Cisco-IOS-XR-ipv4-bgp-datatypes&revision=2015-08-27\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-alarmgr-server-oper?module=Cisco-IOS-XR-alarmgr-server-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-show-fpd-loc-ng-oper?module=Cisco-IOS-XR-show-fpd-loc-ng-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-bundlemgr-oper?module=Cisco-IOS-XR-bundlemgr-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-ciscosensormib-cfg?module=Cisco-IOS-XR-snmp-ciscosensormib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-rsi-cfg?module=Cisco-IOS-XR-infra-rsi-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-bfd-oper?module=Cisco-IOS-XR-ip-bfd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-entstatemib-cfg?module=Cisco-IOS-XR-snmp-entstatemib-cfg&revision=2015-07-27\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-fib-common-cfg?module=Cisco-IOS-XR-fib-common-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-bundlemgr-cfg?module=Cisco-IOS-XR-bundlemgr-cfg&revision=2016-05-12\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-man-ems-cfg?module=Cisco-IOS-XR-man-ems-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-dhcpd-cfg?module=Cisco-IOS-XR-ipv4-dhcpd-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-alarm-logger-cfg?module=Cisco-IOS-XR-infra-alarm-logger-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-procmem-oper?module=Cisco-IOS-XR-procmem-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-ltrace-cfg?module=Cisco-IOS-XR-infra-ltrace-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-pbr-cfg?module=Cisco-IOS-XR-pbr-cfg&revision=2016-03-08\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-rgmgr-cfg?module=Cisco-IOS-XR-rgmgr-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-manageability-perfmgmt-oper?module=Cisco-IOS-XR-manageability-perfmgmt-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-rgmgr-oper?module=Cisco-IOS-XR-rgmgr-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-bgp-oper?module=Cisco-IOS-XR-ipv4-bgp-oper&revision=2015-08-27\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-sbfd-oper?module=Cisco-IOS-XR-ip-sbfd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-cdp-cfg?module=Cisco-IOS-XR-cdp-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-telemetry-model-driven-cfg?module=Cisco-IOS-XR-telemetry-model-driven-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-crypto-ssh-oper?module=Cisco-IOS-XR-crypto-ssh-oper&revision=2015-06-02\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-entitymib-cfg?module=Cisco-IOS-XR-snmp-entitymib-cfg&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-flashmib-cfg?module=Cisco-IOS-XR-flashmib-cfg&revision=2015-12-15\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-filesystems-cfg?module=Cisco-IOS-XR-ipv4-filesystems-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/cisco-xr-openconfig-if-aggregate-deviations?module=cisco-xr-openconfig-if-aggregate-deviations&revision=2016-05-16\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-ospfv3-oper?module=Cisco-IOS-XR-ipv6-ospfv3-oper&revision=2015-11-09\n",
      "http://openconfig.net/yang/bgp-policy?module=openconfig-bgp-policy&revision=2015-10-09&deviation=cisco-xr-bgp-policy-deviations\n",
      "http://openconfig.net/yang/routing-policy?module=openconfig-routing-policy&revision=2015-10-09&deviation=cisco-xr-routing-policy-deviations\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-hsrp-cfg?module=Cisco-IOS-XR-ipv4-hsrp-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-ntp-admin-oper?module=Cisco-IOS-XR-ip-ntp-admin-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-io-cfg?module=Cisco-IOS-XR-ipv6-io-cfg&revision=2016-05-10\n",
      "http://cisco.com/ns/yang/cisco-xr-netconf-monitoring-deviations?module=cisco-xr-netconf-monitoring-deviations&revision=2016-02-16\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lpts-pre-ifib-cfg?module=Cisco-IOS-XR-lpts-pre-ifib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-rcmd-cfg?module=Cisco-IOS-XR-infra-rcmd-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-syslog-act?module=Cisco-IOS-XR-syslog-act&revision=2016-04-17\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lib-mpp-oper?module=Cisco-IOS-XR-lib-mpp-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/cisco-xr-openconfig-if-ip-deviations?module=cisco-xr-openconfig-if-ip-deviations&revision=2016-05-16\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-sensormib-oper?module=Cisco-IOS-XR-snmp-sensormib-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lib-keychain-cfg?module=Cisco-IOS-XR-lib-keychain-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-spirit-install-instmgr-oper?module=Cisco-IOS-XR-spirit-install-instmgr-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-static-oper?module=Cisco-IOS-XR-mpls-static-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-shellutil-oper?module=Cisco-IOS-XR-shellutil-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-controller-optics-cfg?module=Cisco-IOS-XR-controller-optics-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-udp-cfg?module=Cisco-IOS-XR-ip-udp-cfg&revision=2016-02-26\n",
      "http://openconfig.net/yang/rsvp?module=openconfig-mpls-rsvp&revision=2015-11-05\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-ospfv3-cfg?module=Cisco-IOS-XR-ipv6-ospfv3-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-iep-cfg?module=Cisco-IOS-XR-ip-iep-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-spirit-corehelper-cfg?module=Cisco-IOS-XR-spirit-corehelper-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-ma-cfg?module=Cisco-IOS-XR-ipv4-ma-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-nd-cfg?module=Cisco-IOS-XR-ipv6-nd-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-rmf-oper?module=Cisco-IOS-XR-infra-rmf-oper&revision=2015-11-09\n",
      "urn:ietf:params:xml:ns:yang:ietf-inet-types?module=ietf-inet-types&revision=2013-07-15\n",
      "http://cisco.com/ns/yang/cisco-xr-types?module=Cisco-IOS-XR-types&revision=2015-06-29\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-dwdm-ui-oper?module=Cisco-IOS-XR-dwdm-ui-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-segment-routing-ms-oper?module=Cisco-IOS-XR-segment-routing-ms-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-installmgr-admin-oper?module=Cisco-IOS-XR-installmgr-admin-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-agent-oper?module=Cisco-IOS-XR-snmp-agent-oper&revision=2016-06-01\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ethernet-lldp-cfg?module=Cisco-IOS-XR-ethernet-lldp-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-es-acl-cfg?module=Cisco-IOS-XR-es-acl-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-clns-isis-datatypes?module=Cisco-IOS-XR-clns-isis-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-syslog-oper?module=Cisco-IOS-XR-infra-syslog-oper&revision=2016-06-24\n",
      "urn:ietf:params:netconf:base:1.1\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-iarm-datatypes?module=Cisco-IOS-XR-ip-iarm-datatypes&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-bfd-cfg?module=Cisco-IOS-XR-ip-bfd-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-config-cfgmgr-exec-oper?module=Cisco-IOS-XR-config-cfgmgr-exec-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-l2vpn-cfg?module=Cisco-IOS-XR-l2vpn-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-tcp-oper?module=Cisco-IOS-XR-ip-tcp-oper&revision=2016-02-26\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-l2-eth-infra-datatypes?module=Cisco-IOS-XR-l2-eth-infra-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tty-vty-cfg?module=Cisco-IOS-XR-tty-vty-cfg&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-domain-cfg?module=Cisco-IOS-XR-ip-domain-cfg&revision=2015-05-13\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-wanphy-ui-cfg?module=Cisco-IOS-XR-wanphy-ui-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-otnifmib-cfg?module=Cisco-IOS-XR-otnifmib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-vpn-oper?module=Cisco-IOS-XR-mpls-vpn-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tty-server-cfg?module=Cisco-IOS-XR-tty-server-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-io-oper?module=Cisco-IOS-XR-ipv6-io-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-iep-oper?module=Cisco-IOS-XR-ip-iep-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-udp-oper?module=Cisco-IOS-XR-ip-udp-oper&revision=2016-02-26\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-telemetry-model-driven-oper?module=Cisco-IOS-XR-telemetry-model-driven-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-vrrp-cfg?module=Cisco-IOS-XR-ipv4-vrrp-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-wdsysmon-fd-oper?module=Cisco-IOS-XR-wdsysmon-fd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-shellutil-filesystem-oper?module=Cisco-IOS-XR-shellutil-filesystem-oper&revision=2015-11-09\n",
      "urn:ietf:params:xml:ns:yang:ietf-yang-types?module=ietf-yang-types&revision=2013-07-15\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-ma-oper?module=Cisco-IOS-XR-ipv6-ma-oper&revision=2015-10-20\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-nd-oper?module=Cisco-IOS-XR-ipv6-nd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-pfilter-cfg?module=Cisco-IOS-XR-ip-pfilter-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-sdr-invmgr-oper?module=Cisco-IOS-XR-sdr-invmgr-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-io-cfg?module=Cisco-IOS-XR-ipv4-io-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-linux-os-reboot-history-oper?module=Cisco-IOS-XR-linux-os-reboot-history-oper&revision=2015-11-09\n",
      "http://openconfig.net/yang/bgp?module=openconfig-bgp&revision=2015-10-09&deviation=cisco-xr-bgp-deviations\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-policy-repository-cfg?module=Cisco-IOS-XR-policy-repository-cfg&revision=2015-08-27\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-ospf-cfg?module=Cisco-IOS-XR-ipv4-ospf-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-frucontrolmib-cfg?module=Cisco-IOS-XR-snmp-frucontrolmib-cfg&revision=2015-01-07\n",
      "http://openconfig.net/yang/sr?module=openconfig-mpls-sr&revision=2015-11-05\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-pbr-oper?module=Cisco-IOS-XR-pbr-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-rsvp-oper?module=Cisco-IOS-XR-ip-rsvp-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/cisco-xr-openconfig-mpls-deviations?module=cisco-xr-openconfig-mpls-deviations&revision=2016-05-16\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-pfilter-oper?module=Cisco-IOS-XR-ip-pfilter-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ha-eem-cfg?module=Cisco-IOS-XR-ha-eem-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-arp-cfg?module=Cisco-IOS-XR-ipv4-arp-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-lsd-cfg?module=Cisco-IOS-XR-mpls-lsd-cfg&revision=2015-11-09\n",
      "http://openconfig.net/yang/mpls?module=openconfig-mpls&revision=2015-11-05&deviation=cisco-xr-openconfig-mpls-deviations\n",
      "http://openconfig.net/yang/interface/aggregate?module=openconfig-if-aggregate&revision=2015-11-20&deviation=cisco-xr-openconfig-if-aggregate-deviations\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-sdr-invmgr-diag-oper?module=Cisco-IOS-XR-sdr-invmgr-diag-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-invmgr-oper?module=Cisco-IOS-XR-invmgr-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-tty-management-oper?module=Cisco-IOS-XR-tty-management-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-statsd-cfg?module=Cisco-IOS-XR-infra-statsd-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-rib-cfg?module=Cisco-IOS-XR-ip-rib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-fib-common-oper?module=Cisco-IOS-XR-fib-common-oper&revision=2015-11-09\n",
      "urn:ietf:params:netconf:capability:confirmed-commit:1.1\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-l2-eth-infra-oper?module=Cisco-IOS-XR-l2-eth-infra-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-policy-repository-oper?module=Cisco-IOS-XR-policy-repository-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-ma-oper?module=Cisco-IOS-XR-ipv4-ma-oper&revision=2015-10-20\n",
      "http://openconfig.net/yang/bgp-multiprotocol?module=openconfig-bgp-multiprotocol&revision=2015-10-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-locald-oper?module=Cisco-IOS-XR-aaa-locald-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-ceredundancymib-cfg?module=Cisco-IOS-XR-infra-ceredundancymib-cfg&revision=2015-01-07\n",
      "http://openconfig.net/yang/interfaces/ethernet?module=openconfig-if-ethernet&revision=2015-11-20&deviation=cisco-xr-openconfig-if-ethernet-deviations\n",
      "urn:ietf:params:netconf:capability:candidate:1.0\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-iarm-vrf-cfg?module=Cisco-IOS-XR-ip-iarm-vrf-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-ma-cfg?module=Cisco-IOS-XR-ipv6-ma-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-cfgmgr-rollback-act?module=Cisco-IOS-XR-cfgmgr-rollback-act&revision=2016-04-17\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-snmp-agent-cfg?module=Cisco-IOS-XR-snmp-agent-cfg&revision=2015-10-27\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lpts-lib-cfg?module=Cisco-IOS-XR-lpts-lib-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-drivers-media-eth-cfg?module=Cisco-IOS-XR-drivers-media-eth-cfg&revision=2015-07-30\n",
      "http://cisco.com/ns/yang/cisco-xr-routing-policy-deviations?module=cisco-xr-routing-policy-deviations&revision=2015-10-21\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-controller-optics-oper?module=Cisco-IOS-XR-controller-optics-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-statsd-oper?module=Cisco-IOS-XR-infra-statsd-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-acl-cfg?module=Cisco-IOS-XR-ipv4-acl-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-mpls-te-oper?module=Cisco-IOS-XR-mpls-te-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-wanphy-ui-oper?module=Cisco-IOS-XR-wanphy-ui-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-objmgr-oper?module=Cisco-IOS-XR-infra-objmgr-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-man-ems-oper?module=Cisco-IOS-XR-man-ems-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ip-rib-ipv4-oper?module=Cisco-IOS-XR-ip-rib-ipv4-oper&revision=2015-11-09\n",
      "http://openconfig.net/yang/interfaces?module=openconfig-interfaces&revision=2015-11-20&deviation=cisco-xr-openconfig-interfaces-deviations\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-acl-oper?module=Cisco-IOS-XR-ipv4-acl-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-parser-cfg?module=Cisco-IOS-XR-parser-cfg&revision=2015-06-02\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-correlator-oper?module=Cisco-IOS-XR-infra-correlator-oper&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-watchd-cfg?module=Cisco-IOS-XR-watchd-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-lib-keychain-oper?module=Cisco-IOS-XR-lib-keychain-oper&revision=2015-01-07\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-manageability-perfmgmt-datatypes?module=Cisco-IOS-XR-manageability-perfmgmt-datatypes&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-infra-tc-cfg?module=Cisco-IOS-XR-infra-tc-cfg&revision=2015-11-09\n",
      "http://cisco.com/ns/yang/Cisco-IOS-XR-traffmon-netflow-cfg?module=Cisco-IOS-XR-traffmon-netflow-cfg&revision=2015-11-09\n"
     ]
    }
   ],
   "source": [
    "for c in xr.server_capabilities:\n",
    "       print c"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "São muitos, sim! Mas é possível filtrar a lista com regex. Neste exemplo, estamos a procurar o modelo de dados que tem a ver com a configuração de rotas estáticas."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Cisco-IOS-XR-mpls-static-cfg\n",
      "Cisco-IOS-XR-ip-static-cfg\n",
      "Cisco-IOS-XR-mpls-static-oper\n"
     ]
    }
   ],
   "source": [
    "for c in xr.server_capabilities:\n",
    "       model = re.search('module=([^&]*static[^&]*)&', c)\n",
    "       if model is not None:\n",
    "           print model.group(1)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Eureka! O modelo que eu quero consultar é ```Cisco-IOS-XR-ip-static-cfg```"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "module Cisco-IOS-XR-ip-static-cfg {\n",
      "\n",
      "  /*** NAMESPACE / PREFIX DEFINITION ***/\n",
      "\n",
      "  namespace \"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg\";\n",
      "\n",
      "\n",
      "  prefix \"ip-static-cfg\";\n",
      "\n",
      "  /*** LINKAGE (IMPORTS / INCLUDES) ***/\n",
      "\n",
      "  import ietf-inet-types { prefix \"inet\"; }\n",
      "\n",
      "  import Cisco-IOS-XR-types { prefix \"xr\"; }\n",
      "\n",
      "  /*** META INFORMATION ***/\n",
      "\n",
      "  organization \"Cisco Systems, Inc.\";\n",
      "\n",
      "  contact\n",
      "    \"Cisco Systems, Inc.\n",
      "     Customer Service\n",
      "\n",
      "     Postal: 170 West Tasman Drive\n",
      "     San Jose, CA 95134\n",
      "\n",
      "     Tel: +1 800 553-NETS\n",
      "\n",
      "     E-mail: cs-yang@cisco.com\";\n",
      "\n",
      "  description \n",
      "    \"This module contains a collection of YANG definitions\n",
      "     for Cisco IOS-XR ip-static package configuration.\n",
      "\n",
      "     This module contains definitions\n",
      "     for the following management objects:\n",
      "       router-static: This class represents router static\n",
      "         configuration\n",
      "\n",
      "     Copyright (c) 2013-2016 by Cisco Systems, Inc.\n",
      "     All rights reserved.\";\n",
      "\n",
      "  revision \"2015-09-10\" {\n",
      "    description\n",
      "      \"Descriptions updated.\";\n",
      "  }\n",
      "\n",
      "  revision \"2015-01-07\" {\n",
      "    description\n",
      "      \"IOS XR 5.3.1 revision.\";\n",
      "  }\n",
      "\n",
      "\n",
      "  grouping VRF-ROUTE {\n",
      "    description \"Common node of vrf-prefix, vrf-prefix-topology\";\n",
      "\n",
      "    container vrf-route {\n",
      "      description \"A connected or recursive  static route\";\n",
      "\n",
      "      container vrf-next-hop-table {\n",
      "        description\n",
      "          \"The set of nexthop information configured for\n",
      "          this route\";\n",
      "        uses VRF-NEXT-HOP;\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping VRF-NEXT-HOP {\n",
      "    description\n",
      "      \"Common node of vrf-next-hop-table,\n",
      "      vrf-recursive-next-hop-table,\n",
      "      segment-route-next-hop-table\";\n",
      "\n",
      "    grouping VRF-NEXT-HOP-CONTENT {\n",
      "      description \"VRF NEXT HOP CONTENT\";\n",
      "      leaf bfd-fast-detect {\n",
      "        type boolean;\n",
      "        default \"false\";\n",
      "        description \"If set, bfd is enabled\";\n",
      "      }\n",
      "      leaf minimum-interval {\n",
      "        type uint32 {\n",
      "          range \"3..30000\";\n",
      "        }\n",
      "        units \"millisecond\";\n",
      "        default \"100\";\n",
      "        description \"BFD Hello interval in milliseconds\";\n",
      "      }\n",
      "      leaf detect-multiplier {\n",
      "        type uint32 {\n",
      "          range \"1..10\";\n",
      "        }\n",
      "        default \"3\";\n",
      "        description \"BFD Detect Multiplier\";\n",
      "      }\n",
      "      leaf metric {\n",
      "        type uint32 {\n",
      "          range \"1..254\";\n",
      "        }\n",
      "        default \"1\";\n",
      "        description \"Distance metric for this path\";\n",
      "      }\n",
      "      leaf tag {\n",
      "        type uint32 {\n",
      "          range \"1..4294967295\";\n",
      "        }\n",
      "        description \"Tag for this path\";\n",
      "      }\n",
      "      leaf permanent {\n",
      "        type boolean;\n",
      "        default \"false\";\n",
      "        description \"If set, path is permanent\";\n",
      "      }\n",
      "      leaf vrf-lable {\n",
      "        type uint32 {\n",
      "          range \"0..4294967295\";\n",
      "        }\n",
      "        default \"0\";\n",
      "        description \"VRF LABEL\";\n",
      "      }\n",
      "      leaf tunnel-id {\n",
      "        type uint32 {\n",
      "          range \"0..65535\";\n",
      "        }\n",
      "        default \"0\";\n",
      "        description \"Tunnel ID for this path\";\n",
      "      }\n",
      "      leaf object-name {\n",
      "        type xr:Cisco-ios-xr-string {\n",
      "          length \"0..32\";\n",
      "        }\n",
      "        description \"Name of the object to track\";\n",
      "      }\n",
      "      leaf description {\n",
      "        type string;\n",
      "        description \"Short Description of Static Route\";\n",
      "      }\n",
      "      leaf load-metric {\n",
      "        type uint32 {\n",
      "          range \"1..16777214\";\n",
      "        }\n",
      "        default \"1\";\n",
      "        description \"UCMP load metric\";\n",
      "      }\n",
      "    }\n",
      "\n",
      "    list vrf-next-hop-interface-name {\n",
      "      key \"interface-name\";\n",
      "      description\n",
      "        \"A forwarding interface or Segement Routing mpls\n",
      "        path name and/or the address of a nexthop router\n",
      "        for this route (one of these must be specified)\";\n",
      "      leaf interface-name {\n",
      "        type xr:Interface-name;\n",
      "        description \"Forwarding interface\";\n",
      "      }\n",
      "      uses VRF-NEXT-HOP-CONTENT;\n",
      "    }\n",
      "\n",
      "    list vrf-next-hop-interface-name-next-hop-address {\n",
      "      key \"interface-name next-hop-address\";\n",
      "      description\n",
      "        \"A forwarding interface or Segement Routing mpls\n",
      "        path name and/or the address of a nexthop router\n",
      "        for this route (one of these must be specified)\";\n",
      "      leaf interface-name {\n",
      "        type xr:Interface-name;\n",
      "        description \"Forwarding interface\";\n",
      "      }\n",
      "      leaf next-hop-address {\n",
      "        type inet:ip-address-no-zone;\n",
      "        description \"Next hop address\";\n",
      "      }\n",
      "      uses VRF-NEXT-HOP-CONTENT;\n",
      "    }\n",
      "\n",
      "    list vrf-next-hop-next-hop-address {\n",
      "      key \"next-hop-address\";\n",
      "      description\n",
      "        \"A forwarding interface or Segement Routing mpls\n",
      "        path name and/or the address of a nexthop router\n",
      "        for this route (one of these must be specified)\";\n",
      "      leaf next-hop-address {\n",
      "        type inet:ip-address-no-zone;\n",
      "        description \"Next hop address\";\n",
      "      }\n",
      "      uses VRF-NEXT-HOP-CONTENT;\n",
      "    }\n",
      "\n",
      "    list vrf-next-hop-next-hop-address-explicit-path-name {\n",
      "      key \"next-hop-address explicit-path-name\";\n",
      "      description\n",
      "        \"A forwarding interface or Segement Routing mpls\n",
      "        path name and/or the address of a nexthop router\n",
      "        for this route (one of these must be specified)\";\n",
      "      leaf next-hop-address {\n",
      "        type inet:ip-address-no-zone;\n",
      "        description \"Next hop address\";\n",
      "      }\n",
      "      leaf explicit-path-name {\n",
      "        type xr:Cisco-ios-xr-string;\n",
      "        description \"Segment Routing mpls path name\";\n",
      "      }\n",
      "      uses VRF-NEXT-HOP-CONTENT;\n",
      "    }\n",
      "\n",
      "    list vrf-next-hop-explicit-path-name {\n",
      "      key \"explicit-path-name\";\n",
      "      description\n",
      "        \"A forwarding interface or Segement Routing mpls\n",
      "        path name and/or the address of a nexthop router\n",
      "        for this route (one of these must be specified)\";\n",
      "      leaf explicit-path-name {\n",
      "        type xr:Cisco-ios-xr-string;\n",
      "        description \"Segment Routing mpls path name\";\n",
      "      }\n",
      "      uses VRF-NEXT-HOP-CONTENT;\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping VRF-SEG-ROUTE {\n",
      "    description \"Common node of vrf-prefix, vrf-prefix-topology\";\n",
      "\n",
      "    container vrf-seg-route {\n",
      "      description \"A static segment route\";\n",
      "\n",
      "      container segment-route-next-hop-table {\n",
      "        description\n",
      "          \"The set of nexthop information configured for\n",
      "          this route\";\n",
      "        uses VRF-NEXT-HOP;\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping VRF-RECURSE-ROUTE-TABLE {\n",
      "    description \"Common node of vrf-prefix, vrf-prefix-topology\";\n",
      "\n",
      "    container vrf-recurse-routes {\n",
      "      description \"A recursive next VRF static route\";\n",
      "\n",
      "      list vrf-recurse-route {\n",
      "        key \"vrf-name\";\n",
      "        description \"A recursive next vrf static route\";\n",
      "\n",
      "        container vrf-recursive-next-hop-table {\n",
      "          description\n",
      "            \"The set of nexthop information configured for\n",
      "            this route\";\n",
      "          uses VRF-NEXT-HOP;\n",
      "        }\n",
      "        leaf vrf-name {\n",
      "          type xr:Cisco-ios-xr-string;\n",
      "          description \"Fallback or recusive VRF name\";\n",
      "        }\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping TOPOLOGY-TABLE {\n",
      "    description \"Common node of vrf-unicast, vrf-multicast\";\n",
      "\n",
      "    container topologies {\n",
      "      description \"Topology static configuration container\";\n",
      "\n",
      "      list topology {\n",
      "        key \"topology-name\";\n",
      "        description \"Topology static configuration\";\n",
      "        leaf topology-name {\n",
      "          type xr:Cisco-ios-xr-string;\n",
      "          description \"Topology name\";\n",
      "        }\n",
      "        uses VRF-PREFIX-TOPOLOGY-TABLE;\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping VRF-PREFIX-TABLE {\n",
      "    description \"Common node of vrf-unicast, vrf-multicast\";\n",
      "\n",
      "    container vrf-prefixes {\n",
      "      description \"The set of all Static Topologies for this AFI.\";\n",
      "\n",
      "      list vrf-prefix {\n",
      "        key \"prefix prefix-length\";\n",
      "        description \"A static route\";\n",
      "        leaf prefix {\n",
      "          type inet:ip-address-no-zone;\n",
      "          description \"Destination prefix\";\n",
      "        }\n",
      "        leaf prefix-length {\n",
      "          type uint32 {\n",
      "            range \"0..128\";\n",
      "          }\n",
      "          description \"Destination prefix length\";\n",
      "        }\n",
      "        uses VRF-ROUTE;\n",
      "        uses VRF-RECURSE-ROUTE-TABLE;\n",
      "        uses VRF-SEG-ROUTE;\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping ADDRESS-FAMILY {\n",
      "    description \"Common node of default-vrf, vrf\";\n",
      "\n",
      "    container address-family {\n",
      "      description \"Address family configuration\";\n",
      "\n",
      "      container vrfipv4 {\n",
      "        description \"IPv4 static configuration\";\n",
      "        uses VRF-UNICAST;\n",
      "        uses VRF-MULTICAST;\n",
      "      }\n",
      "\n",
      "      container vrfipv6 {\n",
      "        description \"IPv6 static configuration\";\n",
      "        uses VRF-UNICAST;\n",
      "        uses VRF-MULTICAST;\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping VRF-PREFIX-TOPOLOGY-TABLE {\n",
      "    description \"Common node of default-topology, topology\";\n",
      "\n",
      "    container vrf-prefix-topologies {\n",
      "      description \"The set of all Static Topologies for this AFI.\";\n",
      "\n",
      "      list vrf-prefix-topology {\n",
      "        key \"prefix prefix-length\";\n",
      "        description \"A static route\";\n",
      "        leaf prefix {\n",
      "          type inet:ip-address-no-zone;\n",
      "          description \"Destination prefix\";\n",
      "        }\n",
      "        leaf prefix-length {\n",
      "          type uint32 {\n",
      "            range \"0..128\";\n",
      "          }\n",
      "          description \"Destination prefix length\";\n",
      "        }\n",
      "        uses VRF-ROUTE;\n",
      "        uses VRF-RECURSE-ROUTE-TABLE;\n",
      "        uses VRF-SEG-ROUTE;\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping DEFAULT-TOPOLOGY {\n",
      "    description \"Common node of vrf-unicast, vrf-multicast\";\n",
      "\n",
      "    container default-topology {\n",
      "      description \"Default topology configuration\";\n",
      "      uses VRF-PREFIX-TOPOLOGY-TABLE;\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping VRF-UNICAST {\n",
      "    description \"Common node of vrfipv4, vrfipv6\";\n",
      "\n",
      "    container vrf-unicast {\n",
      "      description \"Unicast static configuration\";\n",
      "      uses TOPOLOGY-TABLE;\n",
      "      uses VRF-PREFIX-TABLE;\n",
      "      uses DEFAULT-TOPOLOGY;\n",
      "    }\n",
      "  }\n",
      "\n",
      "  grouping VRF-MULTICAST {\n",
      "    description \"Common node of vrfipv4, vrfipv6\";\n",
      "\n",
      "    container vrf-multicast {\n",
      "      description \"Multicast static configuration\";\n",
      "      uses TOPOLOGY-TABLE;\n",
      "      uses VRF-PREFIX-TABLE;\n",
      "      uses DEFAULT-TOPOLOGY;\n",
      "    }\n",
      "  }\n",
      "\n",
      "  container router-static {\n",
      "    description \"This class represents router static configuration\";\n",
      "\n",
      "    container vrfs {\n",
      "      description \"VRF static configuration container\";\n",
      "\n",
      "      list vrf {\n",
      "        key \"vrf-name\";\n",
      "        description \"VRF static configuration\";\n",
      "        leaf vrf-name {\n",
      "          type xr:Cisco-ios-xr-string;\n",
      "          description \"VRF name\";\n",
      "        }\n",
      "        uses ADDRESS-FAMILY;\n",
      "      }\n",
      "    }\n",
      "\n",
      "    container default-vrf {\n",
      "      description \"Default VRF configuration\";\n",
      "      uses ADDRESS-FAMILY;\n",
      "    }\n",
      "\n",
      "    container maximum-routes {\n",
      "      description\n",
      "        \"The maximum number of static routes that can be\n",
      "        configured.\";\n",
      "      leaf ipv6-routes {\n",
      "        type uint32 {\n",
      "          range \"1..140000\";\n",
      "        }\n",
      "        default \"4000\";\n",
      "        description\n",
      "          \"The maximum number of static routes that can be\n",
      "          configured for IPv6 AFI.\";\n",
      "      }\n",
      "      leaf ipv4-routes {\n",
      "        type uint32 {\n",
      "          range \"1..140000\";\n",
      "        }\n",
      "        default \"4000\";\n",
      "        description\n",
      "          \"The maximum number of static routes that can be\n",
      "          configured for IPv4 AFI.\";\n",
      "      }\n",
      "    }\n",
      "  }\n",
      "}\n",
      "\n"
     ]
    }
   ],
   "source": [
    "data_model_payload = xr.get_schema(\"Cisco-IOS-XR-ip-static-cfg\")\n",
    "print data_model_payload.data"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Às vezes, não é fácil ler um modelo de dados com a sintaxe em YANG, especialmente quando o modelo é extenso e tem muitas estruturas. A ferramenta ```pyang``` permite a visualização da estrutura de forma gráfica.\n",
    "\n",
    "Neste exemplo, vamos guardar o nosso modelo de dados num arquivo e depois gerar o gráfico para uma melhor visualização."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Cisco-IOS-XR-ip-static-cfg.yang:14: error: module \"Cisco-IOS-XR-types\" not found in search path\r\n",
      "module: Cisco-IOS-XR-ip-static-cfg\r\n",
      "    +--rw router-static\r\n",
      "       +--rw vrfs\r\n",
      "       |  +--rw vrf* [vrf-name]\r\n",
      "       |     +--rw vrf-name          xr:Cisco-ios-xr-string\r\n",
      "       |     +--rw address-family\r\n",
      "       |        +--rw vrfipv4\r\n",
      "       |        |     ...\r\n",
      "       |        +--rw vrfipv6\r\n",
      "       |              ...\r\n",
      "       +--rw default-vrf\r\n",
      "       |  +--rw address-family\r\n",
      "       |     +--rw vrfipv4\r\n",
      "       |     |  +--rw vrf-unicast\r\n",
      "       |     |  |     ...\r\n",
      "       |     |  +--rw vrf-multicast\r\n",
      "       |     |        ...\r\n",
      "       |     +--rw vrfipv6\r\n",
      "       |        +--rw vrf-unicast\r\n",
      "       |        |     ...\r\n",
      "       |        +--rw vrf-multicast\r\n",
      "       |              ...\r\n",
      "       +--rw maximum-routes\r\n",
      "          +--rw ipv6-routes?   uint32\r\n",
      "          +--rw ipv4-routes?   uint32\r\n"
     ]
    }
   ],
   "source": [
    "with open(\"Cisco-IOS-XR-ip-static-cfg.yang\", \"w\") as f:\n",
    "    f.write(data_model_payload.data)\n",
    "    \n",
    "!pyang -f tree --tree-depth 5 Cisco-IOS-XR-ip-static-cfg.yang"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "O que aconteceu? Este modelo de dados tem uma dependência com outro modelo.\n",
    "\n",
    "Vamos descarregar o modelo ```Cisco-IOS-XR-types.yang``` e tentar de novo."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "module: Cisco-IOS-XR-ip-static-cfg\r\n",
      "    +--rw router-static\r\n",
      "       +--rw vrfs\r\n",
      "       |  +--rw vrf* [vrf-name]\r\n",
      "       |     +--rw vrf-name          xr:Cisco-ios-xr-string\r\n",
      "       |     +--rw address-family\r\n",
      "       |        +--rw vrfipv4\r\n",
      "       |        |  +--rw vrf-unicast\r\n",
      "       |        |  |  +--rw topologies\r\n",
      "       |        |  |  |  +--rw topology* [topology-name]\r\n",
      "       |        |  |  |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |        |  |  |     +--rw vrf-prefix-topologies\r\n",
      "       |        |  |  |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |        |  |  |              ...\r\n",
      "       |        |  |  +--rw vrf-prefixes\r\n",
      "       |        |  |  |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |        |  |  |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |        |  |  |     +--rw prefix-length         uint32\r\n",
      "       |        |  |  |     +--rw vrf-route\r\n",
      "       |        |  |  |     |  +--rw vrf-next-hop-table\r\n",
      "       |        |  |  |     |        ...\r\n",
      "       |        |  |  |     +--rw vrf-recurse-routes\r\n",
      "       |        |  |  |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |        |  |  |     |        ...\r\n",
      "       |        |  |  |     +--rw vrf-seg-route\r\n",
      "       |        |  |  |        +--rw segment-route-next-hop-table\r\n",
      "       |        |  |  |              ...\r\n",
      "       |        |  |  +--rw default-topology\r\n",
      "       |        |  |     +--rw vrf-prefix-topologies\r\n",
      "       |        |  |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |        |  |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |        |  |           +--rw prefix-length         uint32\r\n",
      "       |        |  |           +--rw vrf-route\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-recurse-routes\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-seg-route\r\n",
      "       |        |  |                 ...\r\n",
      "       |        |  +--rw vrf-multicast\r\n",
      "       |        |     +--rw topologies\r\n",
      "       |        |     |  +--rw topology* [topology-name]\r\n",
      "       |        |     |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |        |     |     +--rw vrf-prefix-topologies\r\n",
      "       |        |     |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |        |     |              ...\r\n",
      "       |        |     +--rw vrf-prefixes\r\n",
      "       |        |     |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |        |     |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |        |     |     +--rw prefix-length         uint32\r\n",
      "       |        |     |     +--rw vrf-route\r\n",
      "       |        |     |     |  +--rw vrf-next-hop-table\r\n",
      "       |        |     |     |        ...\r\n",
      "       |        |     |     +--rw vrf-recurse-routes\r\n",
      "       |        |     |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |        |     |     |        ...\r\n",
      "       |        |     |     +--rw vrf-seg-route\r\n",
      "       |        |     |        +--rw segment-route-next-hop-table\r\n",
      "       |        |     |              ...\r\n",
      "       |        |     +--rw default-topology\r\n",
      "       |        |        +--rw vrf-prefix-topologies\r\n",
      "       |        |           +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |        |              +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |        |              +--rw prefix-length         uint32\r\n",
      "       |        |              +--rw vrf-route\r\n",
      "       |        |              |     ...\r\n",
      "       |        |              +--rw vrf-recurse-routes\r\n",
      "       |        |              |     ...\r\n",
      "       |        |              +--rw vrf-seg-route\r\n",
      "       |        |                    ...\r\n",
      "       |        +--rw vrfipv6\r\n",
      "       |           +--rw vrf-unicast\r\n",
      "       |           |  +--rw topologies\r\n",
      "       |           |  |  +--rw topology* [topology-name]\r\n",
      "       |           |  |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |           |  |     +--rw vrf-prefix-topologies\r\n",
      "       |           |  |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |           |  |              ...\r\n",
      "       |           |  +--rw vrf-prefixes\r\n",
      "       |           |  |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |           |  |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |           |  |     +--rw prefix-length         uint32\r\n",
      "       |           |  |     +--rw vrf-route\r\n",
      "       |           |  |     |  +--rw vrf-next-hop-table\r\n",
      "       |           |  |     |        ...\r\n",
      "       |           |  |     +--rw vrf-recurse-routes\r\n",
      "       |           |  |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |           |  |     |        ...\r\n",
      "       |           |  |     +--rw vrf-seg-route\r\n",
      "       |           |  |        +--rw segment-route-next-hop-table\r\n",
      "       |           |  |              ...\r\n",
      "       |           |  +--rw default-topology\r\n",
      "       |           |     +--rw vrf-prefix-topologies\r\n",
      "       |           |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |           |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |           |           +--rw prefix-length         uint32\r\n",
      "       |           |           +--rw vrf-route\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-recurse-routes\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-seg-route\r\n",
      "       |           |                 ...\r\n",
      "       |           +--rw vrf-multicast\r\n",
      "       |              +--rw topologies\r\n",
      "       |              |  +--rw topology* [topology-name]\r\n",
      "       |              |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |              |     +--rw vrf-prefix-topologies\r\n",
      "       |              |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |              |              ...\r\n",
      "       |              +--rw vrf-prefixes\r\n",
      "       |              |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |              |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |              |     +--rw prefix-length         uint32\r\n",
      "       |              |     +--rw vrf-route\r\n",
      "       |              |     |  +--rw vrf-next-hop-table\r\n",
      "       |              |     |        ...\r\n",
      "       |              |     +--rw vrf-recurse-routes\r\n",
      "       |              |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |              |     |        ...\r\n",
      "       |              |     +--rw vrf-seg-route\r\n",
      "       |              |        +--rw segment-route-next-hop-table\r\n",
      "       |              |              ...\r\n",
      "       |              +--rw default-topology\r\n",
      "       |                 +--rw vrf-prefix-topologies\r\n",
      "       |                    +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |                       +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |                       +--rw prefix-length         uint32\r\n",
      "       |                       +--rw vrf-route\r\n",
      "       |                       |     ...\r\n",
      "       |                       +--rw vrf-recurse-routes\r\n",
      "       |                       |     ...\r\n",
      "       |                       +--rw vrf-seg-route\r\n",
      "       |                             ...\r\n",
      "       +--rw default-vrf\r\n",
      "       |  +--rw address-family\r\n",
      "       |     +--rw vrfipv4\r\n",
      "       |     |  +--rw vrf-unicast\r\n",
      "       |     |  |  +--rw topologies\r\n",
      "       |     |  |  |  +--rw topology* [topology-name]\r\n",
      "       |     |  |  |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |     |  |  |     +--rw vrf-prefix-topologies\r\n",
      "       |     |  |  |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |     |  |  |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |     |  |  |           +--rw prefix-length         uint32\r\n",
      "       |     |  |  |           +--rw vrf-route\r\n",
      "       |     |  |  |           |     ...\r\n",
      "       |     |  |  |           +--rw vrf-recurse-routes\r\n",
      "       |     |  |  |           |     ...\r\n",
      "       |     |  |  |           +--rw vrf-seg-route\r\n",
      "       |     |  |  |                 ...\r\n",
      "       |     |  |  +--rw vrf-prefixes\r\n",
      "       |     |  |  |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |     |  |  |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |     |  |  |     +--rw prefix-length         uint32\r\n",
      "       |     |  |  |     +--rw vrf-route\r\n",
      "       |     |  |  |     |  +--rw vrf-next-hop-table\r\n",
      "       |     |  |  |     |     +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |     |  |  |     |     |     ...\r\n",
      "       |     |  |  |     |     +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |     |  |  |     |     |     ...\r\n",
      "       |     |  |  |     |     +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |     |  |  |     |     |     ...\r\n",
      "       |     |  |  |     |     +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |     |  |  |     |     |     ...\r\n",
      "       |     |  |  |     |     +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |     |  |  |     |           ...\r\n",
      "       |     |  |  |     +--rw vrf-recurse-routes\r\n",
      "       |     |  |  |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |     |  |  |     |     +--rw vrf-recursive-next-hop-table\r\n",
      "       |     |  |  |     |     |     ...\r\n",
      "       |     |  |  |     |     +--rw vrf-name                        xr:Cisco-ios-xr-string\r\n",
      "       |     |  |  |     +--rw vrf-seg-route\r\n",
      "       |     |  |  |        +--rw segment-route-next-hop-table\r\n",
      "       |     |  |  |           +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |     |  |  |           |     ...\r\n",
      "       |     |  |  |           +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |     |  |  |           |     ...\r\n",
      "       |     |  |  |           +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |     |  |  |           |     ...\r\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "       |     |  |  |           +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |     |  |  |           |     ...\r\n",
      "       |     |  |  |           +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |     |  |  |                 ...\r\n",
      "       |     |  |  +--rw default-topology\r\n",
      "       |     |  |     +--rw vrf-prefix-topologies\r\n",
      "       |     |  |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |     |  |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |     |  |           +--rw prefix-length         uint32\r\n",
      "       |     |  |           +--rw vrf-route\r\n",
      "       |     |  |           |  +--rw vrf-next-hop-table\r\n",
      "       |     |  |           |        ...\r\n",
      "       |     |  |           +--rw vrf-recurse-routes\r\n",
      "       |     |  |           |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |     |  |           |        ...\r\n",
      "       |     |  |           +--rw vrf-seg-route\r\n",
      "       |     |  |              +--rw segment-route-next-hop-table\r\n",
      "       |     |  |                    ...\r\n",
      "       |     |  +--rw vrf-multicast\r\n",
      "       |     |     +--rw topologies\r\n",
      "       |     |     |  +--rw topology* [topology-name]\r\n",
      "       |     |     |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |     |     |     +--rw vrf-prefix-topologies\r\n",
      "       |     |     |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |     |     |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |     |     |           +--rw prefix-length         uint32\r\n",
      "       |     |     |           +--rw vrf-route\r\n",
      "       |     |     |           |     ...\r\n",
      "       |     |     |           +--rw vrf-recurse-routes\r\n",
      "       |     |     |           |     ...\r\n",
      "       |     |     |           +--rw vrf-seg-route\r\n",
      "       |     |     |                 ...\r\n",
      "       |     |     +--rw vrf-prefixes\r\n",
      "       |     |     |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |     |     |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |     |     |     +--rw prefix-length         uint32\r\n",
      "       |     |     |     +--rw vrf-route\r\n",
      "       |     |     |     |  +--rw vrf-next-hop-table\r\n",
      "       |     |     |     |     +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |     |     |     |     |     ...\r\n",
      "       |     |     |     |     +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |     |     |     |     |     ...\r\n",
      "       |     |     |     |     +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |     |     |     |     |     ...\r\n",
      "       |     |     |     |     +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |     |     |     |     |     ...\r\n",
      "       |     |     |     |     +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |     |     |     |           ...\r\n",
      "       |     |     |     +--rw vrf-recurse-routes\r\n",
      "       |     |     |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |     |     |     |     +--rw vrf-recursive-next-hop-table\r\n",
      "       |     |     |     |     |     ...\r\n",
      "       |     |     |     |     +--rw vrf-name                        xr:Cisco-ios-xr-string\r\n",
      "       |     |     |     +--rw vrf-seg-route\r\n",
      "       |     |     |        +--rw segment-route-next-hop-table\r\n",
      "       |     |     |           +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |     |     |           |     ...\r\n",
      "       |     |     |           +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |     |     |           |     ...\r\n",
      "       |     |     |           +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |     |     |           |     ...\r\n",
      "       |     |     |           +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |     |     |           |     ...\r\n",
      "       |     |     |           +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |     |     |                 ...\r\n",
      "       |     |     +--rw default-topology\r\n",
      "       |     |        +--rw vrf-prefix-topologies\r\n",
      "       |     |           +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |     |              +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |     |              +--rw prefix-length         uint32\r\n",
      "       |     |              +--rw vrf-route\r\n",
      "       |     |              |  +--rw vrf-next-hop-table\r\n",
      "       |     |              |        ...\r\n",
      "       |     |              +--rw vrf-recurse-routes\r\n",
      "       |     |              |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |     |              |        ...\r\n",
      "       |     |              +--rw vrf-seg-route\r\n",
      "       |     |                 +--rw segment-route-next-hop-table\r\n",
      "       |     |                       ...\r\n",
      "       |     +--rw vrfipv6\r\n",
      "       |        +--rw vrf-unicast\r\n",
      "       |        |  +--rw topologies\r\n",
      "       |        |  |  +--rw topology* [topology-name]\r\n",
      "       |        |  |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |        |  |     +--rw vrf-prefix-topologies\r\n",
      "       |        |  |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |        |  |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |        |  |           +--rw prefix-length         uint32\r\n",
      "       |        |  |           +--rw vrf-route\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-recurse-routes\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-seg-route\r\n",
      "       |        |  |                 ...\r\n",
      "       |        |  +--rw vrf-prefixes\r\n",
      "       |        |  |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |        |  |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |        |  |     +--rw prefix-length         uint32\r\n",
      "       |        |  |     +--rw vrf-route\r\n",
      "       |        |  |     |  +--rw vrf-next-hop-table\r\n",
      "       |        |  |     |     +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |        |  |     |     |     ...\r\n",
      "       |        |  |     |     +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |        |  |     |     |     ...\r\n",
      "       |        |  |     |     +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |        |  |     |     |     ...\r\n",
      "       |        |  |     |     +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |        |  |     |     |     ...\r\n",
      "       |        |  |     |     +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |        |  |     |           ...\r\n",
      "       |        |  |     +--rw vrf-recurse-routes\r\n",
      "       |        |  |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |        |  |     |     +--rw vrf-recursive-next-hop-table\r\n",
      "       |        |  |     |     |     ...\r\n",
      "       |        |  |     |     +--rw vrf-name                        xr:Cisco-ios-xr-string\r\n",
      "       |        |  |     +--rw vrf-seg-route\r\n",
      "       |        |  |        +--rw segment-route-next-hop-table\r\n",
      "       |        |  |           +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |        |  |           |     ...\r\n",
      "       |        |  |           +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |        |  |                 ...\r\n",
      "       |        |  +--rw default-topology\r\n",
      "       |        |     +--rw vrf-prefix-topologies\r\n",
      "       |        |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |        |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |        |           +--rw prefix-length         uint32\r\n",
      "       |        |           +--rw vrf-route\r\n",
      "       |        |           |  +--rw vrf-next-hop-table\r\n",
      "       |        |           |        ...\r\n",
      "       |        |           +--rw vrf-recurse-routes\r\n",
      "       |        |           |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |        |           |        ...\r\n",
      "       |        |           +--rw vrf-seg-route\r\n",
      "       |        |              +--rw segment-route-next-hop-table\r\n",
      "       |        |                    ...\r\n",
      "       |        +--rw vrf-multicast\r\n",
      "       |           +--rw topologies\r\n",
      "       |           |  +--rw topology* [topology-name]\r\n",
      "       |           |     +--rw topology-name            xr:Cisco-ios-xr-string\r\n",
      "       |           |     +--rw vrf-prefix-topologies\r\n",
      "       |           |        +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |           |           +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |           |           +--rw prefix-length         uint32\r\n",
      "       |           |           +--rw vrf-route\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-recurse-routes\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-seg-route\r\n",
      "       |           |                 ...\r\n",
      "       |           +--rw vrf-prefixes\r\n",
      "       |           |  +--rw vrf-prefix* [prefix prefix-length]\r\n",
      "       |           |     +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |           |     +--rw prefix-length         uint32\r\n",
      "       |           |     +--rw vrf-route\r\n",
      "       |           |     |  +--rw vrf-next-hop-table\r\n",
      "       |           |     |     +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |           |     |     |     ...\r\n",
      "       |           |     |     +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |           |     |     |     ...\r\n",
      "       |           |     |     +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |           |     |     |     ...\r\n",
      "       |           |     |     +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |           |     |     |     ...\r\n",
      "       |           |     |     +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |           |     |           ...\r\n",
      "       |           |     +--rw vrf-recurse-routes\r\n",
      "       |           |     |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |           |     |     +--rw vrf-recursive-next-hop-table\r\n",
      "       |           |     |     |     ...\r\n",
      "       |           |     |     +--rw vrf-name                        xr:Cisco-ios-xr-string\r\n",
      "       |           |     +--rw vrf-seg-route\r\n",
      "       |           |        +--rw segment-route-next-hop-table\r\n",
      "       |           |           +--rw vrf-next-hop-interface-name* [interface-name]\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-next-hop-interface-name-next-hop-address* [interface-name next-hop-address]\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-next-hop-next-hop-address* [next-hop-address]\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-next-hop-next-hop-address-explicit-path-name* [next-hop-address explicit-path-name]\r\n",
      "       |           |           |     ...\r\n",
      "       |           |           +--rw vrf-next-hop-explicit-path-name* [explicit-path-name]\r\n",
      "       |           |                 ...\r\n",
      "       |           +--rw default-topology\r\n",
      "       |              +--rw vrf-prefix-topologies\r\n",
      "       |                 +--rw vrf-prefix-topology* [prefix prefix-length]\r\n",
      "       |                    +--rw prefix                inet:ip-address-no-zone\r\n",
      "       |                    +--rw prefix-length         uint32\r\n",
      "       |                    +--rw vrf-route\r\n",
      "       |                    |  +--rw vrf-next-hop-table\r\n",
      "       |                    |        ...\r\n",
      "       |                    +--rw vrf-recurse-routes\r\n",
      "       |                    |  +--rw vrf-recurse-route* [vrf-name]\r\n",
      "       |                    |        ...\r\n",
      "       |                    +--rw vrf-seg-route\r\n",
      "       |                       +--rw segment-route-next-hop-table\r\n",
      "       |                             ...\r\n",
      "       +--rw maximum-routes\r\n",
      "          +--rw ipv6-routes?   uint32\r\n",
      "          +--rw ipv4-routes?   uint32\r\n"
     ]
    }
   ],
   "source": [
    "with open(\"Cisco-IOS-XR-types.yang\", \"w\") as f:\n",
    "    f.write(xr.get_schema(\"Cisco-IOS-XR-types\").data)\n",
    "    \n",
    "!pyang -f tree --tree-depth 10 Cisco-IOS-XR-ip-static-cfg.yang"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "No exemplo, é possível alterar o valor de ```--tree-depth``` para gerar um gráfico com maior profundidade nas estruturas.\n",
    "\n",
    "Pronto! Agora sabemos qual é a estrutura para a leitura e configuração das rotas estáticas neste dispositivo.\n",
    "\n",
    "Vamos ler agora as configurações neste dispositivo. NETCONF tem o controlo de três tipos diferentes:\n",
    "\n",
    "- running-config\n",
    "- startup-config\n",
    "- candidate-config\n",
    "\n",
    "Neste exemplo, vamos ler a configuração tipo ```running-config```"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<?xml version=\"1.0\"?>\n",
      "<rpc-reply message-id=\"urn:uuid:0ecd631a-434a-430f-b45f-385472aa9a17\" xmlns:nc=\"urn:ietf:params:xml:ns:netconf:base:1.0\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n",
      " <data>\n",
      "  <ip xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-tcp-cfg\">\n",
      "   <cinetd>\n",
      "    <services>\n",
      "     <vrfs>\n",
      "      <vrf>\n",
      "       <vrf-name>default</vrf-name>\n",
      "       <ipv4>\n",
      "        <telnet>\n",
      "         <tcp>\n",
      "          <maximum-server>10</maximum-server>\n",
      "         </tcp>\n",
      "        </telnet>\n",
      "       </ipv4>\n",
      "      </vrf>\n",
      "     </vrfs>\n",
      "    </services>\n",
      "   </cinetd>\n",
      "  </ip>\n",
      "  <interface-configurations xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ifmgr-cfg\">\n",
      "   <interface-configuration>\n",
      "    <active>act</active>\n",
      "    <interface-name>MgmtEth0/RP0/CPU0/0</interface-name>\n",
      "    <ipv4-network xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-io-cfg\">\n",
      "     <addresses>\n",
      "      <dhcp></dhcp>\n",
      "     </addresses>\n",
      "    </ipv4-network>\n",
      "   </interface-configuration>\n",
      "   <interface-configuration>\n",
      "    <active>act</active>\n",
      "    <interface-name>GigabitEthernet0/0/0/0</interface-name>\n",
      "    <ipv4-network xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-io-cfg\">\n",
      "     <addresses>\n",
      "      <primary>\n",
      "       <address>192.168.10.4</address>\n",
      "       <netmask>255.255.255.0</netmask>\n",
      "      </primary>\n",
      "     </addresses>\n",
      "    </ipv4-network>\n",
      "   </interface-configuration>\n",
      "  </interface-configurations>\n",
      "  <host-names xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-shellutil-cfg\">\n",
      "   <host-name>test_XR</host-name>\n",
      "  </host-names>\n",
      "  <crypto xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-crypto-sam-cfg\">\n",
      "   <ssh xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-crypto-ssh-cfg\">\n",
      "    <server>\n",
      "     <v2></v2>\n",
      "     <vrf-table>\n",
      "      <vrf>\n",
      "       <vrf-name>default</vrf-name>\n",
      "       <enable></enable>\n",
      "      </vrf>\n",
      "     </vrf-table>\n",
      "     <netconf-vrf-table>\n",
      "      <vrf>\n",
      "       <vrf-name>default</vrf-name>\n",
      "       <enable></enable>\n",
      "      </vrf>\n",
      "     </netconf-vrf-table>\n",
      "     <logging></logging>\n",
      "    </server>\n",
      "   </ssh>\n",
      "  </crypto>\n",
      "  <netconf-yang xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-man-netconf-cfg\">\n",
      "   <agent>\n",
      "    <ssh>\n",
      "     <enable></enable>\n",
      "    </ssh>\n",
      "   </agent>\n",
      "  </netconf-yang>\n",
      "  <aaa xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-lib-cfg\">\n",
      "   <usernames xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-aaa-locald-cfg\">\n",
      "    <username>\n",
      "     <ordering-index>0</ordering-index>\n",
      "     <name>vagrant</name>\n",
      "     <usergroup-under-usernames>\n",
      "      <usergroup-under-username>\n",
      "       <name>root-lr</name>\n",
      "      </usergroup-under-username>\n",
      "      <usergroup-under-username>\n",
      "       <name>cisco-support</name>\n",
      "      </usergroup-under-username>\n",
      "     </usergroup-under-usernames>\n",
      "     <secret>$1$kc3b$03xDCDqGQs/gXFxMhlFYa.</secret>\n",
      "    </username>\n",
      "   </usernames>\n",
      "  </aaa>\n",
      "  <xr-xml xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-man-xml-ttyagent-cfg\">\n",
      "   <agent>\n",
      "    <ssl>\n",
      "     <enable></enable>\n",
      "    </ssl>\n",
      "    <tty>\n",
      "     <enable></enable>\n",
      "    </tty>\n",
      "   </agent>\n",
      "  </xr-xml>\n",
      "  <netconf xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-man-xml-ttyagent-cfg\">\n",
      "   <agent>\n",
      "    <tty>\n",
      "     <enable></enable>\n",
      "    </tty>\n",
      "   </agent>\n",
      "  </netconf>\n",
      "  <ip-domain xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-domain-cfg\">\n",
      "   <vrfs>\n",
      "    <vrf>\n",
      "     <vrf-name>default</vrf-name>\n",
      "     <name>cisco.com</name>\n",
      "    </vrf>\n",
      "   </vrfs>\n",
      "  </ip-domain>\n",
      "  <router-static xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg\">\n",
      "   <default-vrf>\n",
      "    <address-family>\n",
      "     <vrfipv4>\n",
      "      <vrf-unicast>\n",
      "       <vrf-prefixes>\n",
      "        <vrf-prefix>\n",
      "         <prefix>0.0.0.0</prefix>\n",
      "         <prefix-length>0</prefix-length>\n",
      "         <vrf-route>\n",
      "          <vrf-next-hop-table>\n",
      "           <vrf-next-hop-interface-name-next-hop-address>\n",
      "            <interface-name>MgmtEth0/RP0/CPU0/0</interface-name>\n",
      "            <next-hop-address>10.0.2.2</next-hop-address>\n",
      "           </vrf-next-hop-interface-name-next-hop-address>\n",
      "          </vrf-next-hop-table>\n",
      "         </vrf-route>\n",
      "        </vrf-prefix>\n",
      "        <vrf-prefix>\n",
      "         <prefix>1.1.1.0</prefix>\n",
      "         <prefix-length>24</prefix-length>\n",
      "         <vrf-route>\n",
      "          <vrf-next-hop-table>\n",
      "           <vrf-next-hop-next-hop-address>\n",
      "            <next-hop-address>192.168.10.5</next-hop-address>\n",
      "           </vrf-next-hop-next-hop-address>\n",
      "          </vrf-next-hop-table>\n",
      "         </vrf-route>\n",
      "        </vrf-prefix>\n",
      "       </vrf-prefixes>\n",
      "      </vrf-unicast>\n",
      "     </vrfipv4>\n",
      "    </address-family>\n",
      "   </default-vrf>\n",
      "  </router-static>\n",
      "  <grpc xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-man-ems-cfg\">\n",
      "   <port>57789</port>\n",
      "   <enable></enable>\n",
      "  </grpc>\n",
      "  <interfaces xmlns=\"http://openconfig.net/yang/interfaces\">\n",
      "   <interface>\n",
      "    <name>MgmtEth0/RP0/CPU0/0</name>\n",
      "    <config>\n",
      "     <name>MgmtEth0/RP0/CPU0/0</name>\n",
      "     <type xmlns:idx=\"urn:ietf:params:xml:ns:yang:iana-if-type\">idx:ethernetCsmacd</type>\n",
      "     <enabled>true</enabled>\n",
      "    </config>\n",
      "    <ethernet xmlns=\"http://openconfig.net/yang/interfaces/ethernet\">\n",
      "     <config>\n",
      "      <auto-negotiate>false</auto-negotiate>\n",
      "     </config>\n",
      "    </ethernet>\n",
      "    <subinterfaces>\n",
      "     <subinterface>\n",
      "      <index>0</index>\n",
      "     </subinterface>\n",
      "    </subinterfaces>\n",
      "   </interface>\n",
      "   <interface>\n",
      "    <name>GigabitEthernet0/0/0/0</name>\n",
      "    <config>\n",
      "     <name>GigabitEthernet0/0/0/0</name>\n",
      "     <type xmlns:idx=\"urn:ietf:params:xml:ns:yang:iana-if-type\">idx:ethernetCsmacd</type>\n",
      "     <enabled>true</enabled>\n",
      "    </config>\n",
      "    <ethernet xmlns=\"http://openconfig.net/yang/interfaces/ethernet\">\n",
      "     <config>\n",
      "      <auto-negotiate>false</auto-negotiate>\n",
      "     </config>\n",
      "    </ethernet>\n",
      "    <subinterfaces>\n",
      "     <subinterface>\n",
      "      <index>0</index>\n",
      "      <ipv4 xmlns=\"http://openconfig.net/yang/interfaces/ip\">\n",
      "       <address>\n",
      "        <ip>192.168.10.4</ip>\n",
      "        <config>\n",
      "         <ip>192.168.10.4</ip>\n",
      "         <prefix-length>24</prefix-length>\n",
      "        </config>\n",
      "       </address>\n",
      "      </ipv4>\n",
      "     </subinterface>\n",
      "    </subinterfaces>\n",
      "   </interface>\n",
      "  </interfaces>\n",
      " </data>\n",
      "</rpc-reply>\n",
      "\n"
     ]
    }
   ],
   "source": [
    "print xr.get_config(source='running')"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Com o modelo de dados do arquivo ```Cisco-IOS-XR-ip-static-cfg.yang```, sabemos como filtrar a configuração geral, de tal forma que o dispositivo forneça somente as rotas estáticas."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<?xml version=\"1.0\"?>\n",
      "<rpc-reply message-id=\"urn:uuid:e2e0401e-65f2-4da2-bf29-0710487cc7bb\" xmlns:nc=\"urn:ietf:params:xml:ns:netconf:base:1.0\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n",
      " <data>\n",
      "  <router-static xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg\">\n",
      "   <default-vrf>\n",
      "    <address-family>\n",
      "     <vrfipv4>\n",
      "      <vrf-unicast>\n",
      "       <vrf-prefixes>\n",
      "        <vrf-prefix>\n",
      "         <prefix>0.0.0.0</prefix>\n",
      "         <prefix-length>0</prefix-length>\n",
      "         <vrf-route>\n",
      "          <vrf-next-hop-table>\n",
      "           <vrf-next-hop-interface-name-next-hop-address>\n",
      "            <interface-name>MgmtEth0/RP0/CPU0/0</interface-name>\n",
      "            <next-hop-address>10.0.2.2</next-hop-address>\n",
      "           </vrf-next-hop-interface-name-next-hop-address>\n",
      "          </vrf-next-hop-table>\n",
      "         </vrf-route>\n",
      "        </vrf-prefix>\n",
      "        <vrf-prefix>\n",
      "         <prefix>1.1.1.0</prefix>\n",
      "         <prefix-length>24</prefix-length>\n",
      "         <vrf-route>\n",
      "          <vrf-next-hop-table>\n",
      "           <vrf-next-hop-next-hop-address>\n",
      "            <next-hop-address>192.168.10.5</next-hop-address>\n",
      "           </vrf-next-hop-next-hop-address>\n",
      "          </vrf-next-hop-table>\n",
      "         </vrf-route>\n",
      "        </vrf-prefix>\n",
      "       </vrf-prefixes>\n",
      "      </vrf-unicast>\n",
      "     </vrfipv4>\n",
      "    </address-family>\n",
      "   </default-vrf>\n",
      "  </router-static>\n",
      " </data>\n",
      "</rpc-reply>\n",
      "\n"
     ]
    }
   ],
   "source": [
    "filter = '''<router-static xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg\">'''\n",
    "routes=xr.get_config(source='running', filter=('subtree', filter))\n",
    "print routes"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Este payload pode ser o modelo para inserir novas configurações na coleção das rotas estáticas do dispositivo.\n",
    "\n",
    "Mas vamos fazer uso dos diferentes tipos de configurações que NETCONF pode operar. Lembras-te deles? (running-config, startup-config, candidate-config). O dispositivo tem rcp internos que permitem a validação da nova configuração antes de movê-la para o ```running-config```.\n",
    "\n",
    "Primeiro, vamos criar o novo modelo e modificar a configuração de ```candidate-config```."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<?xml version=\"1.0\"?>\n",
      "<rpc-reply message-id=\"urn:uuid:226882bd-b559-45ca-9a6d-c8a59eade571\" xmlns:nc=\"urn:ietf:params:xml:ns:netconf:base:1.0\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n",
      " <ok/>\n",
      "</rpc-reply>\n",
      "\n"
     ]
    }
   ],
   "source": [
    "edit_data = '''\n",
    "<config>\n",
    "<router-static xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg\">\n",
    "  <default-vrf>\n",
    "    <address-family>\n",
    "    <vrfipv4>\n",
    "    <vrf-unicast>\n",
    "    <vrf-prefixes>\n",
    "        <vrf-prefix>\n",
    "        <prefix>2.2.2.0</prefix>\n",
    "        <prefix-length>25</prefix-length>\n",
    "        <vrf-route>\n",
    "        <vrf-next-hop-table>\n",
    "        <vrf-next-hop-next-hop-address>\n",
    "            <next-hop-address>192.168.10.5</next-hop-address>\n",
    "        </vrf-next-hop-next-hop-address>\n",
    "        </vrf-next-hop-table>\n",
    "        </vrf-route>\n",
    "        </vrf-prefix>\n",
    "    </vrf-prefixes>\n",
    "    </vrf-unicast>\n",
    "    </vrfipv4>\n",
    "    </address-family>\n",
    "  </default-vrf>\n",
    "</router-static>\n",
    "</config>\n",
    "'''\n",
    "\n",
    "test=xr.edit_config(edit_data, target='candidate', format='xml')\n",
    "print test"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Se a configuração for válida, vamos movê-la para o ```running-config``` com o rpc ```commit```."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "<?xml version=\"1.0\"?>\n",
      "<rpc-reply message-id=\"urn:uuid:5d4ee31b-9156-4df2-b75b-883326b2bef7\" xmlns:nc=\"urn:ietf:params:xml:ns:netconf:base:1.0\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n",
      " <ok/>\n",
      "</rpc-reply>\n",
      "\n",
      "<?xml version=\"1.0\"?>\n",
      "<rpc-reply message-id=\"urn:uuid:a97c5153-1739-4e90-bf7d-8a254fdacd99\" xmlns:nc=\"urn:ietf:params:xml:ns:netconf:base:1.0\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n",
      " <data>\n",
      "  <router-static xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg\">\n",
      "   <default-vrf>\n",
      "    <address-family>\n",
      "     <vrfipv4>\n",
      "      <vrf-unicast>\n",
      "       <vrf-prefixes>\n",
      "        <vrf-prefix>\n",
      "         <prefix>0.0.0.0</prefix>\n",
      "         <prefix-length>0</prefix-length>\n",
      "         <vrf-route>\n",
      "          <vrf-next-hop-table>\n",
      "           <vrf-next-hop-interface-name-next-hop-address>\n",
      "            <interface-name>MgmtEth0/RP0/CPU0/0</interface-name>\n",
      "            <next-hop-address>10.0.2.2</next-hop-address>\n",
      "           </vrf-next-hop-interface-name-next-hop-address>\n",
      "          </vrf-next-hop-table>\n",
      "         </vrf-route>\n",
      "        </vrf-prefix>\n",
      "        <vrf-prefix>\n",
      "         <prefix>1.1.1.0</prefix>\n",
      "         <prefix-length>24</prefix-length>\n",
      "         <vrf-route>\n",
      "          <vrf-next-hop-table>\n",
      "           <vrf-next-hop-next-hop-address>\n",
      "            <next-hop-address>192.168.10.5</next-hop-address>\n",
      "           </vrf-next-hop-next-hop-address>\n",
      "          </vrf-next-hop-table>\n",
      "         </vrf-route>\n",
      "        </vrf-prefix>\n",
      "        <vrf-prefix>\n",
      "         <prefix>2.2.2.0</prefix>\n",
      "         <prefix-length>25</prefix-length>\n",
      "         <vrf-route>\n",
      "          <vrf-next-hop-table>\n",
      "           <vrf-next-hop-next-hop-address>\n",
      "            <next-hop-address>192.168.10.5</next-hop-address>\n",
      "           </vrf-next-hop-next-hop-address>\n",
      "          </vrf-next-hop-table>\n",
      "         </vrf-route>\n",
      "        </vrf-prefix>\n",
      "       </vrf-prefixes>\n",
      "      </vrf-unicast>\n",
      "     </vrfipv4>\n",
      "    </address-family>\n",
      "   </default-vrf>\n",
      "  </router-static>\n",
      " </data>\n",
      "</rpc-reply>\n",
      "\n"
     ]
    }
   ],
   "source": [
    "if test.ok: \n",
    "    print xr.commit()\n",
    "    \n",
    "routes=xr.get_config(source='running', filter=('subtree', filter))\n",
    "print routes"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Finalmente, vamos eliminar a rota estática e encerrar a sessão NETCONF"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "edit_data = '''\n",
    "<config xmlns:xc=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n",
    "<router-static xmlns=\"http://cisco.com/ns/yang/Cisco-IOS-XR-ip-static-cfg\">\n",
    "  <default-vrf>\n",
    "    <address-family>\n",
    "    <vrfipv4>\n",
    "    <vrf-unicast>\n",
    "    <vrf-prefixes>\n",
    "        <vrf-prefix xc:operation=\"delete\">\n",
    "        <prefix>2.2.2.0</prefix>\n",
    "        <prefix-length>25</prefix-length>\n",
    "        </vrf-prefix>\n",
    "    </vrf-prefixes>\n",
    "    </vrf-unicast>\n",
    "    </vrfipv4>\n",
    "    </address-family>\n",
    "  </default-vrf>\n",
    "</router-static>\n",
    "</config>\n",
    "'''\n",
    "\n",
    "print xr.edit_config(edit_data, target='candidate', format='xml')\n",
    "print xr.commit()\n",
    "xr.close_session()"
   ]
  }
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