submodule Cisco-IOS-XR-tunnel-vpdn-oper-sub1 {

    yang-version 1;

    belongs-to
      Cisco-IOS-XR-tunnel-vpdn-oper {
        prefix
          Cisco-IOS-XR-tunnel-vpdn-oper;
    }

    import ietf-inet-types {
      prefix inet;
    }
    import Cisco-IOS-XR-types {
      prefix xr;
    }
    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 tunnel-vpdn 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 "1.0.1";

    typedef Vpdn-failcode {
      type enumeration {
        enum "unknown" {
          value 0;
          description "Unknown";
        }
        enum "peer-action" {
          value 1;
          description "Peer action";
        }
        enum "authentication" {
          value 2;
          description "Authentication";
        }
        enum "authentication-error" {
          value 3;
          description "Authentication";
        }
        enum "authentication-failed" {
          value 4;
          description "Authentication";
        }
        enum "authorization" {
          value 5;
          description "Authorization";
        }
        enum "authorization-failed" {
          value 6;
          description "Authorization";
        }
        enum "home-gatewayfailure" {
          value 7;
          description
            "No resources available";
        }
        enum "connection-termination" {
          value 8;
          description
            "Connection termination";
        }
        enum "no-resources-available" {
          value 9;
          description
            "No resources available";
        }
        enum "timer-expiry" {
          value 10;
          description "Timer expiry";
        }
        enum "session-mid-exceeded" {
          value 11;
          description "Session limit";
        }
        enum "soft-shut" {
          value 12;
          description "Softshut";
        }
        enum "session-limit-exceeded" {
          value 13;
          description "Session limit";
        }
        enum "administrative" {
          value 14;
          description "Administrative";
        }
        enum "link-failure" {
          value 15;
          description "Link failure";
        }
        enum "security" {
          value 16;
          description "Security";
        }
        enum "tunnel-in-resync" {
          value 17;
          description "Tunnel in HA resync";
        }
        enum "call-prarmeters" {
          value 18;
          description "Call parameters";
        }
      }
      description "VPDN failure types";
    }

    typedef Vpdn-state {
      type enumeration {
        enum "initial-state" {
          value 0;
          description "Initial state";
        }
        enum "init-sync-in-progress" {
          value 1;
          description
            "Initial Sync in progress";
        }
        enum "steady-state" {
          value 2;
          description "Initial Sync Done";
        }
      }
      description "Vpdn states";
    }

    typedef Lsg-status {
      type enumeration {
        enum "none" {
          value 0;
          description
            "Member not initialized.";
        }
        enum "active" {
          value 1;
          description "Member is active.";
        }
        enum "down" {
          value 2;
          description
            "Member is down, cannot create new sessions.";
        }
        enum "testable" {
          value 3;
          description
            "Member is ready for new sessions.";
        }
        enum "testing" {
          value 4;
          description
            "Member is being tested for new session";
        }
      }
      description "LSG Status";
    }

    typedef Tos-mode {
      type enumeration {
        enum "default" {
          value 0;
          description "default";
        }
        enum "set" {
          value 1;
          description "set";
        }
        enum "reflect" {
          value 2;
          description "reflect";
        }
      }
      description "TOS modes";
    }

    typedef Session-state {
      type enumeration {
        enum "idle" {
          value 0;
          description "Idle state";
        }
        enum "connected" {
          value 1;
          description "Connected state";
        }
        enum "established" {
          value 2;
          description "Established state";
        }
      }
      description "Session states";
    }
  }  // submodule Cisco-IOS-XR-tunnel-vpdn-oper-sub1