module fujitsu-optical-tributary-signal {

    yang-version 1;

    namespace
      "urn:fujitsu:params:xml:ns:yang:interface:otsi";

    prefix otsi;

    import ietf-interfaces {
      prefix if;
    }
    import fujitsu-state-timer {
      prefix st;
    }
    import fujitsu-entity-states {
      prefix entity-states;
    }
    import fujitsu-if-type {
      prefix fjift;
    }

    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 YANG definitions 
     for the Optical Transport Interfaces.
     
     Copyright (c) 2015 Fujitsu Network Communications, inc.
     All rights reserved. ";

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

    revision "2016-10-17" {
      description
        "1. Added Frequency range for center-frequency and center-frequency-rx.
       2. Renamed NLC Parameters";
    }


    grouping otsi-attributes {
      description
        "Optical Tributary Signal attributes (OTSI)";
      uses entity-states:oper-status;

      uses entity-states:admin-status {
        refine admin-status {
          default "down";
          mandatory false;
        }
      }

      leaf act-laser {
        type enumeration {
          enum "normal" {
            value 0;
          }
          enum "shutdown" {
            value 1;
          }
          enum "none" {
            value 2;
          }
        }
      }

      leaf center-frequency {
        type decimal64 {
          fraction-digits 5;
          range "0 | 191.35000..196.10000";
        }
        units "THz";
        description
          "frequency of the transmit optical channel";
      }

      leaf lambda {
        type decimal64 {
          fraction-digits 2;
        }
        units "nm";
        description
          "lambda corresponding to transmit frequency";
      }

      leaf center-frequency-rx {
        type decimal64 {
          fraction-digits 5;
          range "0 | 191.35000..196.10000";
        }
        units "THz";
        description
          "frequency of the receive optical channel";
      }

      leaf lambda-rx {
        type decimal64 {
          fraction-digits 2;
        }
        units "nm";
        description
          "lambda corresponding to receive frequency";
      }

      leaf circuit-id {
        type string {
          length "0..45";
        }
        description
          "circuit identifier/user label";
      }

      leaf slot-width {
        type decimal64 {
          fraction-digits 2;
        }
        units "GHz";
        description
          "Channel slot width in GHz";
      }

      leaf param-A {
        type boolean;
        description "";
      }

      leaf param-B {
        type boolean;
        description "";
      }

      leaf param-C {
        type uint32;
        description "";
      }

      leaf param-D {
        type uint32;
        description "";
      }

      leaf param-E {
        type uint32;
        description "";
      }

      leaf param-F {
        type uint32;
        description "";
      }

      leaf param-G {
        type uint32;
        description "";
      }

      leaf param-H {
        type uint32;
        description "";
      }

      leaf param-I {
        type uint32;
        description "";
      }

      leaf param-J {
        type decimal64 {
          fraction-digits 4;
        }
        description "";
      }

      leaf param-K {
        type decimal64 {
          fraction-digits 4;
        }
        description "";
      }

      leaf param-L {
        type decimal64 {
          fraction-digits 4;
        }
        description "";
      }

      leaf param-M {
        type uint32;
        description "";
      }
    }  // grouping otsi-attributes

    augment /if:interfaces/if:interface {
      container otsi {
        when
          "../if:type = 'fjift:fujitsuOtsi'";
        presence
          "Attribute Nodes for Optical Transport Signal (otsi)";
        description
          "Optical Tributary Signal attributes (OTSI) Models the optical channel interfaces for an Optical White Box.";
        uses st:state-timer {
          refine actual-vstimer {
            config false;
          }
        }

        uses otsi-attributes {
          refine oper-status {
            config false;
          }

          refine lambda {
            config false;
          }

          refine lambda-rx {
            config false;
          }

          refine act-laser {
            config false;
          }
        }
      }  // container otsi
    }

    notification otsi-notif {
      leaf name {
        type leafref {
          path "/if:interfaces/if:interface/if:name";
        }
      }

      container otsi {
        uses st:state-timer;

        uses otsi-attributes;
      }  // container otsi
    }  // notification otsi-notif
  }  // module fujitsu-optical-tributary-signal