module fujitsu-otn-otucn-interfaces {

    yang-version 1;

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

    prefix otucn;

    import ietf-interfaces {
      prefix if;
    }
    import fujitsu-state-timer {
      prefix st;
    }
    import fujitsu-entity-states {
      prefix entity-states;
    }
    import fujitsu-entity-maintenance-loopback {
      prefix fujitsu-loopback;
    }
    import fujitsu-if-type {
      prefix fjift;
    }
    import fujitsu-gcc {
      prefix fujitsuGcc;
    }
    import fujitsu-otn {
      prefix otn;
    }

    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 OTU Interfaces.

Copyright (c) 2015 Fujitsu Network Communications, inc.
All rights reserved. ";

    revision "2015-05-12" {
      description "Initial revision.";
    }


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

    identity OTUC4 {
      base otucn-rate-identity;
      description "Identity for an OTUC4";
    }

    identity OTUC3 {
      base otucn-rate-identity;
      description "Identity for an OTUC3";
    }

    identity OTUC2 {
      base otucn-rate-identity;
      description "Identity for an OTUC2";
    }

    identity OTUC1 {
      base otucn-rate-identity;
      description "Identity for an OTUC1";
    }

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

      container otucn {
        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 rate {
          type identityref {
            base otucn-rate-identity;
          }
          description
            "rate identity of the OTUCn. 'identityref' is used
to allow to extend for future higher rates";
        }

        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.";
        }

        choice standard {
          default "itu";
          description
            "choice between ANSI Trail Trace Identifier and
ITU-T Trail Trace Identifer (SAPI, DAPI, OperatorSpecific)";
          container tti-itu {
            description
              "ITU-T Trail Trace Identifer (SAPI, DAPI, OperatorSpecific)";
            container tx-tti {
              description
                "Transmitted Trail Trace Identifier";
              leaf sapi {
                type itu-otn-tti-sapi;
                description
                  "Source Access Point Identifier";
              }

              leaf dapi {
                type itu-otn-tti-dapi;
                description
                  "Destination Access Point Identifier";
              }

              leaf op-spec {
                type itu-otn-tti-op-spec;
                description
                  "TTI Operator Spec";
              }
            }  // container tx-tti

            container rx-tti {
              config false;
              description
                "Received Trail Trace Identifier";
              leaf sapi {
                type itu-otn-oper-tti-sapi;
                description
                  "Source Access Point Identifier";
              }

              leaf dapi {
                type itu-otn-oper-tti-dapi;
                description
                  "Destination Access Point Identifier";
              }

              leaf op-spec {
                type itu-otn-oper-tti-op-spec;
                description
                  "TTI Operator Spec";
              }
            }  // container rx-tti

            container exp-tti {
              description
                "Expected Trail Trace Identifier";
              leaf sapi {
                type itu-otn-tti-sapi;
                description
                  "Source Access Point Identifier";
              }

              leaf dapi {
                type itu-otn-tti-dapi;
                description
                  "Destination Access Point Identifier";
              }

              leaf op-spec {
                type itu-otn-tti-op-spec;
                description
                  "TTI Operator Spec";
              }
            }  // container exp-tti

            leaf tim-det-mode {
              type itu-tim-det-mode;
              description
                "TIM detection mode";
            }

            leaf tim-act-enabled {
              type boolean;
              description
                "Enables TTI Mismatch consequent actions.";
            }
          }  // container tti-itu
          container tti-ansi {
            description
              "ANSI Trail Trace Identifer";
            container tx-tti {
              description
                "Transmitted Trail Trace Identifier";
              leaf tti {
                type ansi-otn-tti;
                description
                  "Trail Trace Identifier";
              }
            }  // container tx-tti

            container rx-tti {
              config false;
              description
                "Received Trail Trace Identifier";
              leaf tti {
                type ansi-otn-tti;
                description
                  "Trail Trace Identifier";
              }
            }  // container rx-tti

            container exp-tti {
              description
                "Expected Trail Trace Identifier";
              leaf tti {
                type ansi-otn-tti;
                description
                  "Trail Trace Identifier";
              }
            }  // container exp-tti

            leaf tim-act-enabled {
              type boolean;
              description
                "Enables TTI Mismatch consequent actions.";
            }
          }  // container tti-ansi
        }  // choice standard

        leaf degthr {
          type int16 {
            range "-9..2";
          }
          default "0";
          description
            "DEGTHR:Degraded defect one-second Errored Block Count threshold
DEGTHR specifies the exponent part X of 10^X [%].";
        }

        leaf degm {
          type int8 {
            range "2..10";
          }
          default "10";
          description
            "DEGM:Degraded defect consecutive one-second monitoring intervals";
        }

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

        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";
            }
          }
        }

        leaf auto-rx {
          type boolean;
          description
            "enable/disable generation of transient condition when
the value of the TTI changes.";
        }

        leaf auto-tx {
          type boolean;
          description
            "enable/disable automatic population of outgoing TTI";
        }
      }  // container otucn
    }  // notification otucn-notif
  }  // module fujitsu-otn-otucn-interfaces