module huawei-ifit-statistics {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-ifit-statistics";

    prefix ifit-statistics;

    import huawei-ifit {
      prefix ifit;
    }
    import huawei-pub-type {
      prefix pub-type;
    }
    import ietf-inet-types {
      prefix inet;
    }
    import huawei-extension {
      prefix ext;
    }

    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 "IFIT statistics.";

    revision "2021-09-13" {
      description
        "Add new leafs of to-cp and discard statistics.";
      reference
        "Huawei private.";

    }

    revision "2021-07-14" {
      description
        "Add new container:ifit-native-ip-statistics.";
      reference
        "Huawei private.";

    }

    revision "2021-04-19" {
      description "Added Type map-flag.";
      reference
        "Huawei private.";

    }

    revision "2021-03-25" {
      description
        "Modify leaf length, the leaf name is tunnel-if-index.";
      reference
        "Huawei private.";

    }

    revision "2021-02-25" {
      description
        "Add new leafs of gtp measurement.";
      reference
        "Huawei private.";

    }

    revision "2020-08-28" {
      description
        "Add new container:flow-vpws-statistics.";
      reference
        "Huawei private.";

    }

    revision "2020-08-10" {
      description "Add new leaf:evpl-id.";
      reference
        "Huawei private.";

    }

    revision "2020-07-25" {
      description
        "Modify description: add new leafs of perpacket delay.";
      reference
        "Huawei private.";

    }

    revision "2020-03-05" {
      description "Modify description.";
      reference
        "Huawei private.";

    }

    revision "2019-12-28" {
      description "Add new leaf: if-index.";
      reference
        "Huawei private.";

    }

    revision "2019-10-12" {
      description
        "Add new containers: flow-peer-ip-statistics and flow-locator-statistics.";
      reference
        "Huawei private.";

    }

    revision "2019-05-17" {
      description "Init revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "ifit";

    typedef address-family {
      type enumeration {
        enum "ipv4" {
          value 0;
          description "IPv4 address family.";
        }
        enum "ipv6" {
          value 1;
          description "IPv6 address family.";
        }
      }
      description
        "The type of IP address family.";
    }

    typedef vpn-type {
      type enumeration {
        enum "vpn" {
          value 0;
          description "L3VPN or L3EVPN.";
        }
        enum "evpn-vpws" {
          value 1;
          description "EVPN VPWS.";
        }
        enum "vpnv4" {
          value 2;
          description "L3VPNv4 or L3EVPNv4.";
        }
        enum "vpnv6" {
          value 3;
          description "L3VPNv6 or L3EVPNv6.";
        }
      }
      description "Type of VPN.";
    }

    typedef flow-direction {
      type enumeration {
        enum "ingress" {
          value 1;
          description
            "Ingress of an IFIT flow.";
        }
        enum "transit-input" {
          value 2;
          description
            "TransitInput of an IFIT flow.";
        }
        enum "transit-output" {
          value 3;
          description
            "TransitOutput of an IFIT flow.";
        }
        enum "egress" {
          value 4;
          description
            "Egress of an IFIT flow.";
        }
        enum "egress-to-cpu" {
          value 5;
          description
            "Egress to cpu of an IFIT flow.";
        }
        enum "egress-normal-drop" {
          value 6;
          description
            "Egress normal drop of an IFIT flow.";
        }
      }
      description
        "Direction of an IFIT flow.";
    }

    typedef ifit-gtp-mode {
      type enumeration {
        enum "disabled" {
          value 0;
          description
            "The IFIT GTP measurement is disabled.";
        }
        enum "enable" {
          value 1;
          description
            "The IFIT GTP measurement is enabled.";
        }
        enum "sn-enable" {
          value 2;
          description
            "The IFIT GTPU-SN measurement is enabled.";
        }
      }
      description
        "Mode of the IFIT GTP measurement.";
    }

    typedef map-flag {
      type enumeration {
        enum "disabled" {
          value 0;
          description
            "The IFIT port mapping is disabled.";
        }
        enum "ingress-enable" {
          value 1;
          description
            "The IFIT ingress port mapping is enabled.";
        }
        enum "egress-enable" {
          value 2;
          description
            "The IFIT egress port mapping is enabled.";
        }
        enum "ingress-egress-enable" {
          value 3;
          description
            "The IFIT ingress and egress port mapping is enabled.";
        }
      }
      description
        "Mapping Flag of an IFIT flow.";
    }

    typedef app-name {
      type string {
        length "0..256";
      }
      description "App-name is like string.";
    }

    typedef role-type {
      type enumeration {
        enum "in-point" {
          value 1;
          description
            "In point of an IFIT flow.";
        }
        enum "mid-input" {
          value 2;
          description
            "Middle point of an IFIT flow.";
        }
        enum "out-point" {
          value 3;
          description
            "Out point of an IFIT flow.";
        }
      }
      description
        "The role type of an IFIT statistic data.";
    }
  }  // module huawei-ifit-statistics