module openconfig-if-ethernet-ext {

    yang-version 1;

    namespace
      "http://openconfig.net/yang/interfaces/ethernet-ext";

    prefix oc-eth-ext;

    import openconfig-interfaces {
      prefix oc-if;
    }
    import openconfig-if-ethernet {
      prefix oc-eth;
    }
    import openconfig-yang-types {
      prefix oc-yang;
    }
    import openconfig-extensions {
      prefix oc-ext;
    }

    organization "OpenConfig working group";

    contact
      "OpenConfig working group
    www.openconfig.net";

    description
      "This module adds extensions to the base ethernet configuration
    and operational state model to support additional use cases.";

    revision "2018-11-21" {
      description
        "Add OpenConfig module metadata extensions.";
      reference
        "0.1.1";

    }

    revision "2018-07-10" {
      description
        "Initial version of Ethernet extensions module to add frame
      size distribution stats";
      reference
        "0.1.0";

    }

    oc-ext:openconfig-version "0.1.1";
    oc-ext:regexp-posix;
    oc-ext:catalog-organization "openconfig";
    oc-ext:origin "openconfig";

    grouping ethernet-in-frames-size-dist {
      description
        "Grouping for defining the size distribution of the frames
      received";
      container in-distribution {
        description
          "The size distribution of the received frames.";
        leaf in-frames-64-octets {
          type oc-yang:counter64;
          description
            "Number of packets (including bad packets) received that
            were 64 bytes in length (excluding framing bits but
            including FCS bytes).";
        }

        leaf in-frames-65-127-octets {
          type oc-yang:counter64;
          description
            "Number of good and bad packets received that were
            between 65 and 127 bytes in length (excluding framing bits
            but including FCS bytes).";
        }

        leaf in-frames-128-255-octets {
          type oc-yang:counter64;
          description
            "Number of good and bad packets received that were
            between 128 and 255 bytes in length inclusive
            (excluding framing bits but including FCS bytes).";
        }

        leaf in-frames-256-511-octets {
          type oc-yang:counter64;
          description
            "Number of good and bad packets received that were
            between 256 and 511 bytes in length inclusive
            (excluding framing bits but including FCS bytes).";
        }

        leaf in-frames-512-1023-octets {
          type oc-yang:counter64;
          description
            "Number of good and bad packets received that were
            between 512 and 1023 bytes in length inclusive
            (excluding framing bits but including FCS bytes).";
        }

        leaf in-frames-1024-1518-octets {
          type oc-yang:counter64;
          description
            "Number of good and bad packets received that were
            between 1024 and 1518 bytes in length inclusive
            (excluding framing bits but including FCS bytes).";
        }
      }  // container in-distribution
    }  // grouping ethernet-in-frames-size-dist

    augment /oc-if:interfaces/oc-if:interface/oc-eth:ethernet/oc-eth:state/oc-eth:counters {
      description
        "Adds size distribution to the ethernet counters";
      uses ethernet-in-frames-size-dist;
    }
  }  // module openconfig-if-ethernet-ext