module cisco-ethernet {

    yang-version 1;

    namespace
      "urn:cisco:params:xml:ns:yang:cisco-ethernet";

    prefix eth;

    import ietf-interfaces {
      prefix if;
    }
    import iana-if-type {
      prefix ianaift;
    }

    organization "Cisco Systems, Inc.";

    contact
      " Cisco Systems, Inc.
     Customer Service

     Postal: 170 W Tasman Drive
     San Jose, CA 95134

     Tel: +1 1800 553-NETS

     E-mail: cs-yang@cisco.com";

    description
      "This module contains a collection of YANG definitions for
     configuring Ethernet Interfaces.
     Copyright (c) 2016 by Cisco Systems, Inc.
     All rights reserved.";

    reference
      "TODO";


    revision "2016-05-10" {
      description
        "Added iana-if-type import";
    }

    revision "2016-03-30" {
      description
        "Update description with copyright notice.";
    }

    revision "2014-05-12" {
      description "Proposed";
    }


    identity eth-if-speed {
      description
        "Representing the speed of the ethernet interface";
    }

    identity eth-if-speed-10mb {
      base eth-if-speed;
    }

    identity eth-if-speed-100mb {
      base eth-if-speed;
    }

    identity eth-if-speed-1gb {
      base eth-if-speed;
    }

    identity eth-if-speed-10gb {
      base eth-if-speed;
    }

    identity eth-if-speed-40gb {
      base eth-if-speed;
    }

    identity eth-if-speed-100gb {
      base eth-if-speed;
    }

    augment /if:interfaces/if:interface {
      when
        "if:type = 'ianaift:ethernetCsmacd'";
      container ethernet {
        container transmission-params {
          choice transmission-mode {
            leaf auto-negotiate {
              type empty;
            }

            case manual {
              leaf duplex {
                type enumeration {
                  enum "half" {
                    value 0;
                  }
                  enum "full" {
                    value 1;
                  }
                }
              }

              leaf speed {
                type identityref {
                  base eth-if-speed;
                }
              }
            }  // case manual
          }  // choice transmission-mode
        }  // container transmission-params

        leaf mtu-size {
          type uint16;
        }
      }  // container ethernet
    }

    augment /if:interfaces-state/if:interface {
      when
        "if:type = 'ianaift:ethernetCsmacd'";
      container ethernet {
        leaf duplex {
          type enumeration {
            enum "half" {
              value 0;
            }
            enum "full" {
              value 1;
            }
            enum "disagree" {
              value 2;
            }
          }
        }

        container supported-mtu-range {
          leaf min-mtu-size {
            type uint16;
          }

          leaf max-mtu-size {
            type uint16;
          }
        }  // container supported-mtu-range
      }  // container ethernet
    }
  }  // module cisco-ethernet