module huawei-isis-sr {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-isis-sr";

    prefix isis-sr;

    import huawei-ifm {
      prefix ifm;
    }
    import huawei-network-instance {
      prefix ni;
    }
    import huawei-isis {
      prefix isis;
    }
    import huawei-routing-policy {
      prefix rtp;
    }
    import huawei-segment-routing {
      prefix sr;
    }
    import huawei-extension {
      prefix ext;
    }
    import ietf-inet-types {
      prefix inet;
    }

    organization
      "Huawei Technologies Co., Ltd.";

    contact
      "Huawei Industrial Base
     Bantian, Longgang
     Shenzhen 518129
     People's Republic of China
     Website: http://www.huawei.com
     Email: support@huawei.com";

    description
      "ISIS segment routing management.";

    revision "2020-03-09" {
      description "Modify the description.";
      reference
        "Huawei private.";

    }

    revision "2020-03-03" {
      description "Modify the description.";
      reference
        "Huawei private.";

    }

    revision "2020-02-04" {
      description "Modify the description.";
      reference
        "Huawei private.";

    }

    revision "2019-04-04" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "isis";

    typedef lsp-trigger-type {
      type enumeration {
        enum "host" {
          value 0;
          description
            "Trigger SR LSP establishment for 32 bit host routes.";
        }
        enum "none" {
          value 2;
          description
            "Do not trigger SR LSP establishment.";
        }
        enum "ip-prefix" {
          value 4;
          description
            "Trigger SR LSP establishment based on an IP prefix list.";
        }
      }
      description
        "ISIS SR LSP trigger type.";
    }

    typedef prefix-sid-type {
      type enumeration {
        enum "absolute" {
          value 1;
          description "Absolute value.";
        }
        enum "index" {
          value 2;
          description "Index.";
        }
      }
      description "ISIS prefix sid type.";
    }
  }  // module huawei-isis-sr