module huawei-ip-statistics {

    yang-version 1;

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

    prefix ip-stats;

    import huawei-ip {
      prefix ip;
    }
    import huawei-extension {
      prefix ext;
    }
    import huawei-ifm {
      prefix ifm;
    }

    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
      "Dual-stack traffic statistics on an interface.";

    revision "2020-03-19" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "ip-stack";

    augment /ifm:ifm/ifm:interfaces/ifm:interface/ip:ipv4/ip:state {
      description
        "IPv4 traffic statistics on an interface.";
      container statistics {
        config false;
        description
          "A collection of IPv4 layer statistics for IP traffic
           received and transmitted by an interface.";
        leaf in-receives {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 packets received on an interface.";
        }

        leaf in-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 packet bytes received on an interface.";
        }

        leaf in-rate-pkts {
          type uint64;
          units "pps";
          description
            "Rate for receiving IPv4 packets on an interface.";
        }

        leaf in-rate-bits {
          type uint64;
          units "bit/s";
          description
            "Rate for receiving IPv4 packet bits on an interface.";
        }

        leaf in-rate-byte-bandwidth-usage {
          type string {
            length "1..7";
          }
          description
            "Bandwidth usage for an interface to receive IPv4 packets.";
        }

        leaf in-ucast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 unicast packets received on an interface.";
        }

        leaf in-ucast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 unicast packet bytes received on an interface.";
        }

        leaf in-mcast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 multicast packets received on an interface.";
        }

        leaf in-mcast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 multicast packet bytes received on an interface.";
        }

        leaf in-bcast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 broadcast packets received on an interface.";
        }

        leaf in-bcast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 broadcast packet bytes received on an interface.";
        }

        leaf out-ucast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 unicast packets sent on an interface.";
        }

        leaf out-ucast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 unicast packet bytes sent on an interface.";
        }

        leaf out-mcast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 multicast packets sent on an interface.";
        }

        leaf out-mcast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 multicast packet bytes sent on an interface.";
        }

        leaf out-bcast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 broadcast packets sent on an interface.";
        }

        leaf out-bcast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 broadcast packet bytes sent on an interface.";
        }

        leaf out-rate-pkts {
          type uint64;
          units "packet";
          description
            "Rate for sending IPv4 packets on an interface.";
        }

        leaf out-rate-bits {
          type uint64;
          units "bit/s";
          description
            "Rate for sending IPv4 packet bits on an interface.";
        }

        leaf out-rate-byte-bandwidth-usage {
          type string {
            length "1..7";
          }
          description
            "Bandwidth usage for an interface to send IPv4 packets.";
        }

        leaf out-transmits {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 packets sent on an interface.";
        }

        leaf out-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv4 packet bytes sent on an interface.";
        }

        leaf out-frag-requires {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 packets to be fragmented.";
        }

        leaf out-frag-fails {
          type uint32;
          units "packet";
          description
            "Total number of IPv4 packets that fail to be fragmented.";
        }

        leaf out-frag-oks {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 packets that are successfully fragmented.";
        }

        leaf out-frag-creates {
          type uint64;
          units "packet";
          description
            "Total number of IPv4 fragments.";
        }
      }  // container statistics
    }

    augment /ifm:ifm/ifm:interfaces/ifm:interface/ip:ipv6/ip:state {
      description
        "IPv6 traffic statistics on an interface.";
      container statistics {
        config false;
        description
          "A collection of IPv6 layer statistics for IP traffic
           received and transmitted by an interface.";
        leaf in-receives {
          type uint64;
          units "packet";
          description
            "Total number of IPv6 packets received on an interface.";
        }

        leaf in-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv6 packet bytes received on an interface.";
        }

        leaf in-rate-pkts {
          type uint64;
          units "pps";
          description
            "Rate for receiving IPv6 packets on an interface.";
        }

        leaf in-rate-bits {
          type uint64;
          units "bit/s";
          description
            "Rate for receiving IPv6 packet bits on an interface.";
        }

        leaf in-rate-byte-bandwidth-usage {
          type string {
            length "1..7";
          }
          description
            "Bandwidth usage for an interface to receive IPv6 packets.";
        }

        leaf in-ucast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv6 unicast packets received on an interface.";
        }

        leaf in-ucast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv6 unicast packet bytes received on an interface.";
        }

        leaf in-mcast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv6 multicast packets received on an interface.";
        }

        leaf in-mcast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv6 multicast packet bytes received on an interface.";
        }

        leaf out-ucast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv6 unicast packets sent on an interface.";
        }

        leaf out-ucast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv6 unicast packet bytes sent on an interface.";
        }

        leaf out-mcast-pkts {
          type uint64;
          units "packet";
          description
            "Total number of IPv6 multicast packets sent on an interface.";
        }

        leaf out-mcast-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv6 multicast packet bytes sent on an interface.";
        }

        leaf out-rate-pkts {
          type uint64;
          units "packet";
          description
            "Rate for sending IPv6 packets on an interface.";
        }

        leaf out-rate-bits {
          type uint64;
          units "bit/s";
          description
            "Rate for sending IPv6 packet bits on an interface.";
        }

        leaf out-rate-byte-bandwidth-usage {
          type string {
            length "1..7";
          }
          description
            "Bandwidth usage for an interface to send IPv6 packets.";
        }

        leaf out-transmits {
          type uint64;
          units "packet";
          description
            "Total number of IPv6 packets sent on an interface.";
        }

        leaf out-octets {
          type uint64;
          units "Octet";
          description
            "Total number of IPv6 packet bytes sent on an interface.";
        }
      }  // container statistics
    }
  }  // module huawei-ip-statistics