module fujitsu-optical-tributary-signal-group {

    yang-version 1;

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

    prefix otsig;

    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.";
    }


    identity nw-rate-identity {
      description
        "A unique rate identification of the OTUCn.";
    }

    identity R400G {
      base nw-rate-identity;
      description
        "Identity for 400G NW Rate";
    }

    identity R300G {
      base nw-rate-identity;
      description
        "Identity for 300G NW Rate";
    }

    identity R200G {
      base nw-rate-identity;
      description
        "Identity for 200G NW Rate";
    }

    identity R100G {
      base nw-rate-identity;
      description
        "Identity for 100G NW Rate";
    }

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

      container otsig {
        leaf vstimer {
          type string {
            pattern
              '([0-4][0-8])-([0-5][0-9])';
          }
          description
            "Valid state Timer.
This timer is in the format <hh>-<mm> and inidcates the amount
of time to stay in ains state wating foir a valid signal.";
        }

        leaf actual-vstimer {
          type string {
            pattern
              '([0-4][0-8])-([0-5][0-9])';
          }
          description
            "The amount of time a valid state timer has been running uninterrupted.
This timer is in the format <hh>-<mm>.";
        }

        leaf oper-status {
          type oper-status;
          description
            "The current operational state of the interface.

This leaf has the same semantics as ifOperStatus.";
        }

        leaf admin-status {
          type admin-status;
          default "down";
          description
            "The desired state of the interface.

This leaf has the same read semantics as ifAdminStatus.";
        }

        leaf ais-pt {
          type enumeration {
            enum "shutdown" {
              value 0;
            }
            enum "none" {
              value 1;
            }
          }
        }

        leaf nwrate {
          type identityref {
            base nw-rate-identity;
          }
          description "network rate";
        }

        leaf subcarrier {
          type uint8 {
            range "1..2";
          }
          description
            "The number of sub carrier.
This Value is decided depending on otucn-rate-identity.";
        }

        leaf modulation-format {
          type enumeration {
            enum "bpsk" {
              value 0;
              description
                "binary phase-shift keying";
            }
            enum "dc-dp-bpsk" {
              value 1;
              description
                "DC dual-polarization binary phase-shift keying";
            }
            enum "qpsk" {
              value 2;
              description
                "quadrature phase-shift keying";
            }
            enum "dp-qpsk" {
              value 3;
              description
                "dual-polarization binary phase-shift keying";
            }
            enum "qam16" {
              value 4;
              description
                "quadrature amplitude modulation 16";
            }
            enum "dp-qam16" {
              value 5;
              description
                "dual-polarization quadrature amplitude modulation 16";
            }
            enum "dc-dp-qam16" {
              value 6;
              description
                "DC dual-polarization quadrature amplitude modulation 16";
            }
            enum "qam8" {
              value 7;
              description
                "quadrature amplitude modulation 8";
            }
            enum "dp-qam8" {
              value 8;
              description
                "dual-polarization quadrature amplitude modulation 8";
            }
            enum "dc-dp-qam8" {
              value 9;
              description
                "DC dual-polarization quadrature amplitude modulation 8";
            }
          }
          description "modulation format";
        }

        leaf fec {
          type enumeration {
            enum "hpdfec1" {
              value 0;
              description
                "25% SDFEC used for UTP T200.";
            }
            enum "hpdfec2" {
              value 1;
              description
                "20% SDFEC used for UTP T200.";
            }
          }
          description "FEC mode.";
        }

        leaf roadm-type {
          type enumeration {
            enum "CD" {
              value 0;
              description
                "CD degree is applicable.";
            }
            enum "AWG" {
              value 1;
              description
                "AWG/DIRECT degree is applicable.";
            }
          }
          default "CD";
          description
            "setting of ROADM type.";
        }

        leaf confmode-type {
          type enumeration {
            enum "100GONLY" {
              value 0;
              description
                "100GONLY if the ROADM systems degree, to which this PIU is connected, carries only 100G wavelengths.";
            }
            enum "10GMIX" {
              value 1;
              description
                "10GMIX if the ROADM systems degree, to which this PIU is connected, carries 10G wavelengths along with 100G wavelengths.";
            }
          }
          default "100GONLY";
          description
            "CNFMODE is a setting to get the best optical reach";
        }

        leaf hi-performance-fec {
          type enumeration {
            enum "ON" {
              value 0;
            }
            enum "OFF" {
              value 1;
            }
          }
          default "OFF";
          description
            "hi-performance-fec is used to improve correction of received data on receiving side";
        }

        leaf Nyquist {
          type enumeration {
            enum "ON" {
              value 0;
            }
            enum "OFF" {
              value 1;
            }
          }
          description
            "Current status of Nyquist filter mode.";
        }

        leaf direction {
          type enumeration {
            enum "uni-rx" {
              value 0;
              description
                "unidirectional receive only";
            }
            enum "uni-tx" {
              value 1;
              description
                "unidirectional transmit only";
            }
            enum "bi" {
              value 2;
              description "bidirectional";
            }
          }
        }
      }  // container otsig
    }  // notification otsig-notif
  }  // module fujitsu-optical-tributary-signal-group