module ietf-lime-common-types {

    yang-version 1.1;

    namespace
      "urn:ietf:params:xml:ns:yang:ietf-lime-common-types";

    prefix lime;

    organization
      "IETF Layer Independent OAM Management(LIME)
       Working Group";

    contact
      "WG Web:   <https://datatracker.ietf.org/wg/lime>
       WG List:  <mailto:lmap@ietf.org>

       Editor:   Qin Wu
                 <bill.wu@huawei.com>";

    description
      "This module provides common definitions used by the data
       models written for Layer Independent OAM Management(LIME).
       This module defines identities but no schema tree elements.";

    revision "2017-09-06" {
      description "Initial version";
      reference
        "RFC xxxx: A YANG Data Model for OAM Protocols that use Connectionless
         Communications";

    }


    identity time-unit-type {
      base 
      description "Time unit type";
    }

    identity hours {
      base time-unit-type;
      description "Time unit in Hours";
    }

    identity minutes {
      base time-unit-type;
      description "Time unit in Minutes";
    }

    identity seconds {
      base time-unit-type;
      description "Time unit in Seconds";
    }

    identity milliseconds {
      base time-unit-type;
      description
        "Time unit in Milliseconds";
    }

    identity microseconds {
      base time-unit-type;
      description
        "Time unit in Microseconds";
    }

    identity nanoseconds {
      base time-unit-type;
      description "Time unit in Nanoseconds";
    }

    identity timestamp-type {
      base 
      description
        "Base identity for Timestamp Type.";
    }

    identity truncated-ptp {
      base timestamp-type;
      description
        "Identity for 64bit short format PTP timestamp.";
    }

    identity truncated-ntp {
      base timestamp-type;
      description
        "Identity for 32bit short format NTP timestamp.";
    }

    identity ntp64 {
      base timestamp-type;
      description
        "Identity for 64bit NTP timestamp.";
    }

    identity icmp {
      base timestamp-type;
      description
        "Identity for 32bit ICMP timestamp.";
    }
  }  // module ietf-lime-common-types