submodule Cisco-IOS-XR-ethernet-loopback-oper-sub1 {

    yang-version 1;

    belongs-to
      Cisco-IOS-XR-ethernet-loopback-oper {
        prefix
          Cisco-IOS-XR-ethernet-loopback-oper;
    }

    import ietf-yang-types {
      prefix yang;
    }
    import cisco-semver {
      prefix semver;
    }

    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 submodule contains a collection of YANG definitions
     for Cisco IOS-XR ethernet-loopback package operational 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";

    typedef Edpl-bag-status {
      type enumeration {
        enum "invalid" {
          value 958450333;
          description
            "Invalid loopback session status";
        }
        enum "starting" {
          value 958450334;
          description "Loopback starting";
        }
        enum "active" {
          value 958450335;
          description "Loopback active";
        }
        enum "stopping" {
          value 958450336;
          description "Loopback stopping";
        }
      }
      description "Loopback status";
    }

    typedef Edpl-bag-session {
      type enumeration {
        enum "local" {
          value 0;
          description "Local Session";
        }
        enum "latching" {
          value 1;
          description
            "Remote-initiated session";
        }
      }
      description "EDPL session type";
    }

    typedef Edpl-bag-direction {
      type enumeration {
        enum "invalid" {
          value 0;
          description "Invalid direction";
        }
        enum "external" {
          value 1;
          description "External direction";
        }
        enum "internal" {
          value 2;
          description "Internal direction";
        }
      }
      description "EDPL direction";
    }

    typedef Edpl-bag-remote-session-status {
      type enumeration {
        enum "inactive" {
          value 0;
          description
            "Inactive remote session";
        }
        enum "active" {
          value 1;
          description
            "Active remote session";
        }
      }
      description "Remote session status";
    }

    typedef Edpl-bag-vlan {
      type enumeration {
        enum "unspecified" {
          value 0;
          description
            "Unspecified VLAN type";
        }
        enum "dot1q" {
          value 1;
          description "Dot1Q VLAN type";
        }
        enum "dot1ad" {
          value 2;
          description "Dot1ad VLAN type";
        }
      }
      description "EDPL VLAN type";
    }

    typedef Mac-address {
      type yang:mac-address;
      description "MAC address type";
    }

    typedef Cfm-bag-ll {
      type enumeration {
        enum "activate" {
          value 0;
          description
            "Loopback activate request";
        }
        enum "deactivate" {
          value 1;
          description
            "Loopback deactivate request";
        }
        enum "state-request" {
          value 2;
          description
            "Loopback state request";
        }
        enum "activate-response" {
          value 3;
          description
            "Loopback activate response";
        }
        enum "deactivate-response" {
          value 4;
          description
            "Loopback deactivate response";
        }
        enum "state-response" {
          value 5;
          description
            "Loopback state response";
        }
      }
      description "Cfm bag ll";
    }

    typedef Edpl-bag-message-dir {
      type enumeration {
        enum "incoming" {
          value 0;
          description "Incoming message";
        }
        enum "outgoing" {
          value 1;
          description "Outgoing message";
        }
      }
      description "Edpl bag message dir";
    }
  }  // submodule Cisco-IOS-XR-ethernet-loopback-oper-sub1