module dhcpv6-client-ext {

    yang-version 1;

    namespace
      "urn:fujitsu:params:xml:ns:dhcpv6-client-ext";

    prefix dhcpv6-ext;

    import ietf-inet-types {
      prefix inet;
    }
    import dhcpv6-client {
      prefix dhcpv6;
    }
    import ietf-interfaces {
      prefix if;
    }
    import ietf-ip {
      prefix ip;
    }
    import tailf-common {
      prefix tailf;
    }
    import fujitsu-system {
      prefix sys;
    }
    import ietf-yang-types {
      prefix yang;
      revision-date "2013-07-15";
    }

    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 is used to add dhcp client status in base yang.
Copyright (c) 2016 Fujitsu Ltd.
All rights reserved. ";

    revision "2016-04-05";

    typedef duidtype {
      type string {
        pattern '(([0-9a-fA-F]{2}){6,10})';
      }
      description
        "the type defined for duid";
    }
  }  // module dhcpv6-client-ext