submodule Cisco-IOS-XR-ipv6-ma-oper-sub1 {

    yang-version 1;

    belongs-to Cisco-IOS-XR-ipv6-ma-oper {
        prefix Cisco-IOS-XR-ipv6-ma-oper;
    }

    import ietf-inet-types {
      prefix inet;
    }
    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 ipv6-ma package operational data.
     
     Copyright (c) 2013-2020 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2020-09-03" {
      description
        "Removed event-telemetry annotation from leaves address and prefix-length of grouping IPV6-ADDR-NODE";
    }

    revision "2019-09-30" {
      description
        "Added brief and detail containers specific to interfaces.";
    }

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

    revision "2018-08-01" {
      description "Removed empty groupings.";
    }

    revision "2018-07-02" {
      description
        "IPV6 MA added new fields to bag.";
    }

    revision "2018-05-16" {
      description
        "IPV6 MA added new fields to bag.";
    }

    revision "2017-08-09" {
      description
        "IPV6 MA schema file has all the latest changes.";
    }

    revision "2015-01-07" {
      description "IOS XR 5.3.1 revision.";
    }

    semver:module-version "1.2.0";
    semver:module-version "1.1.0";
    semver:module-version "1.0.1";

    typedef Im-state-enum {
      type enumeration {
        enum "im-state-not-ready" {
          value 0;
          description "im state not ready";
        }
        enum "im-state-admin-down" {
          value 1;
          description "im state admin down";
        }
        enum "im-state-down" {
          value 2;
          description "im state down";
        }
        enum "im-state-up" {
          value 3;
          description "im state up";
        }
        enum "im-state-shutdown" {
          value 4;
          description "im state shutdown";
        }
        enum "im-state-err-disable" {
          value 5;
          description "im state err disable";
        }
        enum "im-state-down-immediate" {
          value 6;
          description
            "im state down immediate";
        }
        enum "im-state-down-immediate-admin" {
          value 7;
          description
            "im state down immediate admin";
        }
        enum "im-state-down-graceful" {
          value 8;
          description
            "im state down graceful";
        }
        enum "im-state-begin-shutdown" {
          value 9;
          description
            "im state begin shutdown";
        }
        enum "im-state-end-shutdown" {
          value 10;
          description
            "im state end shutdown";
        }
        enum "im-state-begin-error-disable" {
          value 11;
          description
            "im state begin error disable";
        }
        enum "im-state-end-error-disable" {
          value 12;
          description
            "im state end error disable";
        }
        enum "im-state-begin-down-graceful" {
          value 13;
          description
            "im state begin down graceful";
        }
        enum "im-state-reset" {
          value 14;
          description "im state reset";
        }
        enum "im-state-operational" {
          value 15;
          description "im state operational";
        }
        enum "im-state-not-operational" {
          value 16;
          description
            "im state not operational";
        }
        enum "im-state-unknown" {
          value 17;
          description "im state unknown";
        }
        enum "im-state-last" {
          value 18;
          description "im state last";
        }
      }
      description "Im state enum";
    }

    typedef Str {
      type string;
      description "Str";
    }

    typedef Ipv6-ma-oper-state {
      type enumeration {
        enum "oper-up" {
          value 1;
          description
            "Interface oper state is up";
        }
        enum "oper-down" {
          value 2;
          description
            "Interface oper state is down";
        }
      }
      description "Interface oper states";
    }

    typedef Ipv6-ma-if-addr-state {
      type enumeration {
        enum "active" {
          value 1;
          description
            "This is an active address that can appear as
           the destination or source address of a packet";
        }
        enum "deprecated" {
          value 2;
          description
            "This is a valid but deprecated address that
           should no longer be used as a source address in
           new communications";
        }
        enum "duplicate" {
          value 3;
          description
            "This is a duplicate (invalid) address because
           of conflict";
        }
        enum "inaccessible" {
          value 4;
          description
            "This is not accessible because the interface to
           which this address is assigned is not
           operational";
        }
        enum "tentative" {
          value 5;
          description
            "Status can not be determined for some reason";
        }
      }
      description "Interface address states";
    }

    typedef Ipv6-ma-if-line-state {
      type enumeration {
        enum "down" {
          value 1;
          description
            "Interface state is down";
        }
        enum "up" {
          value 2;
          description
            "Interface state is up";
        }
        enum "unknown" {
          value 3;
          description
            "Interface state is unknown";
        }
        enum "error" {
          value 4;
          description
            "Interface state is incorrect";
        }
      }
      description "Interface line states";
    }
  }  // submodule Cisco-IOS-XR-ipv6-ma-oper-sub1