module Cisco-IOS-XR-ipv6-io-oper {

    yang-version 1;

    namespace
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv6-io-oper";

    prefix ipv6-io-oper;

    import Cisco-IOS-XR-types {
      prefix xr;
    }
    import cisco-semver {
      prefix semver;
    }

    include Cisco-IOS-XR-ipv6-io-oper-sub1 {
      revision-date "2019-10-21";
    }

    organization "Cisco Systems, Inc.";

    contact
      "Cisco Systems, Inc.
Customer Service

Postal: 170 West Tasman Drive
San Jose, CA 95134

Tel: +1 800 553-NETS

E-mail: cs-yang@cisco.com";

    description
      "This module contains a collection of YANG definitions
for Cisco IOS-XR ipv6-io package operational data.

This module contains definitions
for the following management objects:
  ipv6-io: IPv6 IO Operational Data

Copyright (c) 2013-2019 by Cisco Systems, Inc.
All rights reserved.";

    revision "2019-10-21" {
      description
        "Added List of VRF IDs for path-mtu cache.";
    }

    revision "2019-04-05" {
      description
        "Establish semantic version baseline.";
    }

    revision "2015-11-09" {
      description "IOS XR 6.0 revision.";
    }

    revision "2015-08-27" {
      description "IOS XR 6.0.0 revision.";
    }

    semver:module-version "1.1.0";
    semver:module-version "1.0.1";

    container ipv6-io {
      config false;
      description "IPv6 IO Operational Data";
      container nodes {
        description
          "Node-specific IPv6 IO operational data";
        list node {
          key "node-name";
          description
            "IPv6 network operational data for a particular
node";
          container statistics {
            description
              "Statistical IPv6 network operational data for
a node";
            container traffic {
              description
                "Traffic statistics for a node";
              uses IPV6-TRAFFIC;
            }  // container traffic
          }  // container statistics

          container vrfs {
            description
              "VRF specific IPv6 IO operational data";
            list vrf {
              key "vrf-name";
              description
                "VRF name of an IPV6 interface";
              container path-mtu-cache {
                description
                  "IPv6 PMTU Cache Information";
                uses IPV6-PMTU-CACHE-LIST;
              }  // container path-mtu-cache

              leaf vrf-name {
                type xr:Cisco-ios-xr-string;
                description "The VRF name";
              }
            }  // list vrf
          }  // container vrfs

          leaf node-name {
            type xr:Node-id;
            description "Node name";
          }
        }  // list node
      }  // container nodes
    }  // container ipv6-io
  }  // module Cisco-IOS-XR-ipv6-io-oper