module huawei-mstp-deviations-OC-NE-X8X16 {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-mstp-deviations-OC-NE-X8X16";

    prefix mstp-devs-OC-NE-X8X16;

    import huawei-mstp {
      prefix mstp;
    }
    import huawei-ifm {
      prefix ifm;
    }
    import huawei-ethernet {
      prefix ethernet;
    }
    import huawei-erps {
      prefix erps;
    }

    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
      "Multiple spanning tree protocol.";

    revision "2019-04-23" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }


    typedef stp-mode-deviations {
      type enumeration {
        enum "stp" {
          value 0;
          description
            "Spanning tree protocol mode.";
        }
        enum "rstp" {
          value 2;
          description
            "Rapid spanning tree protocol mode.";
        }
        enum "mstp" {
          value 3;
          description
            "Multiple ppanning tree protocol mode.";
        }
      }
      description "STP mode.";
    }
    deviation /mstp:mstp/mstp:global/mstp:bridge-address {
      deviate not-supported;
    }
    deviation /mstp:mstp/mstp:global/mstp:vstp-enable {
      deviate not-supported;
    }
    deviation /mstp:mstp/mstp:processs/mstp:process/mstp:mode {
      deviate replace {
        type stp-mode-deviations;
      }
    }
    deviation /mstp:mstp/mstp:default-process/mstp:mode {
      deviate replace {
        type stp-mode-deviations;
      }
    }
    deviation /mstp:mstp/mstp:default-process/mstp:flush-capability {
      deviate not-supported;
    }
    deviation /mstp:mstp/mstp:processs/mstp:process/mstp:flush-capability {
      deviate not-supported;
    }
    deviation /ifm:ifm/ifm:interfaces/ifm:interface/ethernet:ethernet/ethernet:main-interface/ethernet:l2-attribute/mstp:mstp-attribute/mstp:enable {
      deviate add {
        must
          "current() = 'false' or not(../../erps:erps-attribute/erps:rings/erps:ring)";
      }
    }
    deviation /ifm:ifm/ifm:interfaces/ifm:interface/ethernet:ethernet/ethernet:main-interface/ethernet:l2-attribute/mstp:mstp-attribute/mstp:vpls-sub-interface {
      deviate add {
        must
          "current() = 'false' or not(../../erps:erps-attribute/erps:rings/erps:ring)";
      }
    }
    deviation /ifm:ifm/ifm:interfaces/ifm:interface/ethernet:ethernet/ethernet:main-interface/ethernet:l2-attribute/mstp:mstp-attribute/mstp:tc-snooping/mstp:enable {
      deviate delete {
        must
          "current() = 'false' or ../../enable = 'false'";
      }
      deviate add {
        must
          "current() = 'false' or (../../enable = 'false' and not(../../../erps:erps-attribute/erps:rings/erps:ring))";
      }
    }
  }  // module huawei-mstp-deviations-OC-NE-X8X16