module huawei-mpls-te-cr-static {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-mpls-te-cr-static";

    prefix mpls-te-cr-static;

    import ietf-inet-types {
      prefix inet;
    }
    import huawei-pub-type {
      prefix pub-type;
    }
    import huawei-mpls {
      prefix mpls;
    }
    import huawei-mpls-te {
      prefix mpls-te;
    }
    import huawei-extension {
      prefix ext;
    }
    import huawei-tunnel-management {
      prefix tnlm;
    }
    import huawei-ifm {
      prefix ifm;
    }
    import huawei-network-instance {
      prefix ni;
    }
    import huawei-te {
      prefix te;
    }
    import huawei-te-interface {
      prefix te-interface;
    }

    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
      "Specifies the multi-protocol label switching protocol.";

    revision "2020-03-10" {
      description
        "Modify the must condition and the type range of the node tunnel-group.";
      reference
        "Huawei private.";

    }

    revision "2020-01-21" {
      description
        "Modify the must condition of the node cr-static.";
      reference
        "Huawei private.";

    }

    revision "2020-01-14" {
      description
        "Modify the value range of the node tunnel-ID.";
      reference
        "Huawei private.";

    }

    revision "2020-01-10" {
      description
        "Static bidirectional CR-LSPs, cr-static tunnels, and cr-static tunnel protection groups are added.";
      reference
        "Huawei private.";

    }

    revision "2019-12-25" {
      description "Init revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "mpls-te";

    typedef static-mode-type {
      type enumeration {
        enum "bidirectional" {
          value 1;
          description "Bidirectional.";
        }
        enum "passive-tunnel" {
          value 2;
          description "MPLS passive-tunnel.";
        }
      }
      description "The static tunnel mode.";
    }

    typedef lsp-status-type {
      type enumeration {
        enum "down" {
          value 0;
          description "Down state of LSP.";
        }
        enum "up" {
          value 1;
          description "Up state of LSP.";
        }
        enum "none" {
          value 2;
          description "None.";
        }
      }
      description
        "CR-STATIC-LSP status type.";
    }

    typedef oam-detect-type {
      type enumeration {
        enum "invalid" {
          value 0;
          description "No detect protocol.";
        }
        enum "oam" {
          value 1;
          description
            "MPLS OAM (Y.1711) detect protocol.";
        }
        enum "tpoam" {
          value 2;
          description
            "MPLS-TP OAM (Y.1731) detect protocol.";
        }
      }
      description
        "OAM detect protocol type.";
    }

    typedef static-tnl-admin-status {
      type enumeration {
        enum "up" {
          value 0;
          description
            "The administrative state is up.";
        }
        enum "down" {
          value 1;
          description
            "The administrative is in the down state.";
        }
      }
      description
        "Static tunnel administrative status.";
    }

    typedef static-tnl-oper-status {
      type enumeration {
        enum "down" {
          value 0;
          description
            "The operation is in the down state.";
        }
        enum "up" {
          value 1;
          description
            "The operation state is up.";
        }
      }
      description
        "Static tunnel operation status.";
    }

    typedef static-tnl-state-description {
      type enumeration {
        enum "down" {
          value 1;
          description
            "Tunnel state is down.";
        }
        enum "up" {
          value 3;
          description "Tunnel state is up.";
        }
        enum "none" {
          value 14;
          description
            "Tunnel state is none.";
        }
      }
      description
        "Static tunnel state description type.";
    }

    typedef lsp-loopback-state {
      type enumeration {
        enum "stop" {
          value 0;
          description
            "LSP loopback state is stop.";
        }
        enum "start" {
          value 1;
          description
            "LSP loopback state is start.";
        }
      }
      description "LSP loopback state.";
    }

    rpc lsp-loopback {
      ext:node-ref "/mpls:mpls/mpls-te:te/mpls-te-cr-static:bidirection-static-cr-lsps/mpls-te-cr-static:bidirection-static-cr-lsp/mpls-te-cr-static:lsr-type/mpls-te-cr-static:transit/mpls-te-cr-static:transit";
      description
        "To start or stop the lsp-loopback of a static bidirectional LSP.";
      input {
        leaf lsp-name {
          type leafref {
            path "/mpls:mpls/mpls-te:te/mpls-te-cr-static:bidirection-static-cr-lsps/mpls-te-cr-static:bidirection-static-cr-lsp/mpls-te-cr-static:lsp-name";
          }
          mandatory true;
          description
            "Name of the bidirectional LSP to be set lsp-loopback.";
        }

        leaf loopback-state {
          type lsp-loopback-state;
          mandatory true;
          description
            "Loopback status of a static bidirectional LSP.";
        }
      }
    }  // rpc lsp-loopback
  }  // module huawei-mpls-te-cr-static