module Cisco-IOS-XR-ethernet-loopback-cfg {

    yang-version 1;

    namespace
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ethernet-loopback-cfg";

    prefix ethernet-loopback-cfg;

    import cisco-semver {
      prefix semver;
    }
    import Cisco-IOS-XR-ifmgr-cfg {
      prefix a1;
    }
    import Cisco-IOS-XR-l2-eth-infra-cfg {
      prefix a2;
    }

    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 ethernet-loopback package configuration.
     
     This YANG module augments the
       Cisco-IOS-XR-ifmgr-cfg,
       Cisco-IOS-XR-l2-eth-infra-cfg
     modules with configuration data.
     
     Copyright (c) 2013-2019 by Cisco Systems, Inc.
     All rights reserved.";

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

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

    semver:module-version "1.0.0";

    augment /a1:interface-configurations/a1:interface-configuration/a2:ethernet-features {
      description
        "This augment extends the configuration data of
       'Cisco-IOS-XR-l2-eth-infra-cfg'";
      container ethernet-loopback {
        description
          "Ethernet Loopback configuration data";
        container remote {
          description
            "This object acts as a container for the
           permission of remote-initiated external and
           internal loopback on a local interface.";
          leaf internal {
            type empty;
            description
              "Allow remote controllers to initiate latching
             loopback operations (internal loopback) on
             this interface.";
          }

          leaf external {
            type empty;
            description
              "Allow remote controllers to initiate latching
             loopback operations (external loopback) on
             this interface.";
          }

          leaf log-changes {
            type empty;
            description
              "Triggers a syslog on latching loopback
             activation and deactivation.";
          }
        }  // container remote

        container permit {
          description
            "This object acts as a container for the
           permission of external and internal loopback on
           an interface.";
          leaf internal {
            type empty;
            description
              "Allow internal loopback to be enabled on this
             interface.";
          }

          leaf external {
            type empty;
            description
              "Allow external loopback to be enabled on this
             interface.";
          }
        }  // container permit

        leaf latching-loopback-controller {
          type empty;
          description
            "Allow latching loopback sessions on remote
           devices to be managed from this interface.";
        }
      }  // container ethernet-loopback
    }
  }  // module Cisco-IOS-XR-ethernet-loopback-cfg