submodule Cisco-IOS-XR-interface-cem-oper-sub2 {

    yang-version 1;

    belongs-to
      Cisco-IOS-XR-interface-cem-oper {
        prefix
          Cisco-IOS-XR-interface-cem-oper;
    }

    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 interface-cem 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 Cem-recovered-clock-status {
      type enumeration {
        enum "null" {
          value 0;
          description "Null";
        }
        enum "free-run" {
          value 1;
          description "Free run";
        }
        enum "holdover" {
          value 2;
          description "Holdover";
        }
        enum "acquiring" {
          value 3;
          description "Acquiring";
        }
        enum "acquired" {
          value 4;
          description "Acquired";
        }
        enum "disabled" {
          value 5;
          description "Disabled";
        }
      }
      description
        "CEM recovered clock status";
    }

    typedef Cem-recovered-clock {
      type enumeration {
        enum "none" {
          value 0;
          description "None";
        }
        enum "adaptive" {
          value 1;
          description "Adaptive";
        }
        enum "differential" {
          value 2;
          description "Differential";
        }
      }
      description
        "CEM recovered clock types";
    }
  }  // submodule Cisco-IOS-XR-interface-cem-oper-sub2