module huawei-l2protocol-fwd {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-l2protocol-fwd";

    prefix l2protocol-fwd;

    import huawei-extension {
      prefix ext;
    }
    import huawei-ifm {
      prefix ifm;
    }
    import huawei-l2vpn {
      prefix l2vpn;
    }
    import huawei-devm {
      prefix devm;
    }
    import huawei-ethernet {
      prefix ethernet;
    }
    import huawei-bd {
      prefix bd;
    }
    import huawei-evpn {
      prefix evpn;
    }
    import huawei-evpl {
      prefix evpl;
    }
    import huawei-ifm-trunk {
      prefix ifm-trunk;
    }

    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
      "Forwarding L2 protocol service.";

    revision "2020-03-06" {
      description "Change description.";
      reference
        "Huawei private.";

    }

    revision "2019-04-15" {
      description "Init revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "l2cpmanagement";

    typedef action-type {
      type enumeration {
        enum "transport" {
          value 3;
          description
            "Link protocol transport.";
        }
        enum "transport-tagged" {
          value 4;
          description
            "Link protocol tagged transport.";
        }
        enum "forwarding" {
          value 1;
          description
            "Link protocol forwarding.";
        }
        enum "discard" {
          value 2;
          description
            "Link protocol discard.";
        }
      }
      description
        "Link protocol transport action type.";
    }

    typedef vlan-action-type {
      type enumeration {
        enum "forwarding" {
          value 1;
          description
            "Link protocol forwarding.";
        }
      }
      description
        "Link protocol transport action type.";
    }

    typedef mode {
      type enumeration {
        enum "normal" {
          value 0;
          description
            "Link protocol transport mode which does not aware VC type.";
        }
        enum "untag" {
          value 1;
          description
            "Link protocol transport mode which support untag packet.";
        }
        enum "untag-vlan-check" {
          value 2;
          description
            "Link protocol transport mode which support untag packet and will check port VLAN.";
        }
      }
      description
        "Link protocol transport mode.";
    }

    typedef mode-evpn {
      type enumeration {
        enum "normal" {
          value 0;
          description
            "Link protocol transport mode which does not aware VC type.";
        }
        enum "untag" {
          value 1;
          description
            "Link protocol transport mode which support untag packet.";
        }
        enum "untag-vlan-check" {
          value 2;
          description
            "Link protocol transport mode which support untag packet and will check port VLAN.";
        }
      }
      description
        "Link protocol transport mode.";
    }

    typedef vlan-protocol-type {
      type enumeration {
        enum "lacp" {
          value 1;
          description
            "Link Aggregation Control Protocol.";
        }
      }
      description
        "Link protocol transport protocol type.";
    }

    typedef protocol-type {
      type enumeration {
        enum "bpdu" {
          value 4;
          description
            "Bridge protocol data unit.";
        }
        enum "lacp" {
          value 1;
          description
            "Link Aggregation Control Protocol.";
        }
        enum "lldp" {
          value 2;
          description
            "Link Layer Discovery Protocol.";
        }
        enum "cdp" {
          value 5;
          description "CDP.";
        }
        enum "udld" {
          value 6;
          description
            "Unidirectional Link Detection.";
        }
      }
      description
        "Link protocol transport protocol type.";
    }

    typedef link-protocol-status {
      type enumeration {
        enum "enable" {
          value 1;
          description
            "Link protocol transport function is enabled.";
        }
        enum "disable" {
          value 0;
          description
            "Link protocol transport function is disabled.";
        }
      }
      description
        "Link protocol transport state.";
    }
  }  // module huawei-l2protocol-fwd