module fujitsu-entity-states {

    yang-version 1;

    namespace
      "urn:fujitsu:params:xml:ns:yang:entity-states";

    prefix entity-states;

    import fujitsu-notifications {
      prefix notifications;
    }
    import fujitsu-notification-types {
      prefix notification-types;
    }

    organization "Fujitsu Ltd.";

    contact
      "Fujitsu Ltd.
     
     Address: 2801 Telecom Parkway
              Richardson, Texas 75082
     
     Tel: +1-800-USE-FTAC (1-800-873-3822)
     Email: ftac@fnc.fujitsu.com
     Web: www.fujitsu.com/us/services/telecom";

    description
      "This module contains a entity state definitions.
     
     Copyright (c) 2015 Fujitsu Ltd.
     All rights reserved. ";

    revision "2015-04-10" {
      description "Initial revision.";
    }


    typedef oper-status {
      type enumeration {
        enum "up" {
          value 1;
          description
            "Ready to pass packets.";
        }
        enum "down" {
          value 2;
          description
            "The interface does not pass any packets.";
        }
        enum "testing" {
          value 3;
          description
            "In some test mode.  No operational packets can
           be passed.";
        }
        enum "unknown" {
          value 4;
          description
            "Status cannot be determined for some reason.";
        }
        enum "dormant" {
          value 5;
          description
            "Waiting for some external event.";
        }
        enum "not-present" {
          value 6;
          description
            "Some component (typically hardware) is missing.";
        }
        enum "lower-layer-down" {
          value 7;
          description
            "Down due to state of lower-layer interface(s).";
        }
      }
      description
        "The current operational state of the interface.
       
       This leaf has the same semantics as ifOperStatus.";
      reference
        "RFC 2863: The Interfaces Group MIB - ifOperStatus";

    }

    typedef admin-status {
      type enumeration {
        enum "up" {
          value 1;
          description
            "Ready to pass packets.";
        }
        enum "down" {
          value 2;
          description
            "Not ready to pass packets and not in some test mode.";
        }
        enum "testing" {
          value 3;
          description "In some test mode.";
        }
      }
      description
        "The desired state of the interface.
       
       This leaf has the same read semantics as ifAdminStatus.";
      reference
        "RFC 2863: The Interfaces Group MIB - ifAdminStatus";

    }

    grouping oper-status {
      leaf oper-status {
        type oper-status;
      }
    }  // grouping oper-status

    grouping admin-status {
      leaf admin-status {
        type admin-status;
      }
    }  // grouping admin-status

    augment /notifications:event-notification {
      container oper-status {
        when
          "/notifications:event-notification/notifications:event-type-id =
         'notification-types:entityOperStatusChange'";
        description
          "Entity Operational Status";
        leaf current-oper-status {
          type oper-status;
        }

        leaf previous-oper-status {
          type oper-status;
        }
      }  // container oper-status
    }
  }  // module fujitsu-entity-states