module ieee802-ethernet-pse-2 {

    yang-version 1.1;

    namespace
      "urn:ieee:std:802.3:yang:ieee802-ethernet-pse-2";

    prefix ieee802-pse-2024;

    import ietf-interfaces {
      prefix if;
      reference
        "IETF RFC 8343";


    }
    import ietf-yang-types {
      prefix yang;
      reference
        "IETF RFC 6991";


    }
    import ieee802-ethernet-interface {
      prefix ieee802-eth-if;
    }

    organization
      "IEEE 802.3 Ethernet Working Group
     Web URL: http://www.ieee802.org/3/";

    contact
      "Web URL: http://www.ieee802.org/3/";

    description
      "This module contains YANG definitions for configuring and
     managing ports with Power Over Ethernet features defined by
     IEEE Std 802.3-2022.
     This module is based on,and superscedes ieee802-ethernet-pse.yang
     from IEEE Std 802.3.2-2019.";

    revision "2025-04-17" {
      description
        "Updates under IEEE Std 802.3.2-202x, Draft D3.3";
      reference
        "IEEE Std IEEE Std 802.3.2-202x, unless dated explicitly";

    }


    feature multi-pair-pse {
      description
        "This object indicates the support for IEEE Std 802.3
          Clause 33 and/or 145.";
    }

    feature single-pair-pse {
      description
        "This object indicates the support for IEEE Std 802.3
          Clause 104.";
    }

    typedef multi-pair-detection-state {
      type enumeration {
        enum "disabled" {
          value 0;
          description "PSE disabled.";
        }
        enum "searching" {
          value 1;
          description "PSE is searching.";
        }
        enum "deliveringPower" {
          value 2;
          description
            "PSE is delivering power.";
        }
        enum "fault" {
          value 3;
          description "PSE fault detected.";
        }
        enum "test" {
          value 4;
          description "PSE test mode.";
        }
        enum "otherFault" {
          value 5;
          description
            "PSE implementation specific fault detected.";
        }
      }
      description
        "Detection state of a multi-pair PSE.";
      reference
        "IEEE Std 802.3, 30.9.1.1.5";

    }

    typedef single-pair-detection-state {
      type enumeration {
        enum "unknown" {
          value 0;
          description
            "True detection state unknown.";
        }
        enum "disabled" {
          value 1;
          description "PSE is disabled.";
        }
        enum "searching" {
          value 2;
          description "PSE is searching.";
        }
        enum "deliveringPower" {
          value 3;
          description
            "PSE is delivering power.";
        }
        enum "sleep" {
          value 4;
          description
            "PSE is in sleep state.";
        }
        enum "idle" {
          value 5;
          description "PSE is idle.";
        }
        enum "error" {
          value 6;
          description "PSE error.";
        }
      }
      description
        "Detection state of a single-pair PSE.";
      reference
        "IEEE Std 802.3, 30.15.1.1.3";

    }

    typedef multi-pair-power-class {
      type enumeration {
        enum "class0" {
          value 0;
          description "Class 0";
        }
        enum "class1" {
          value 1;
          description "Class 1";
        }
        enum "class2" {
          value 2;
          description "Class 2";
        }
        enum "class3" {
          value 3;
          description "Class 3";
        }
        enum "class4" {
          value 4;
          description "Class 4";
        }
        enum "class5" {
          value 5;
          description "Class 5";
        }
        enum "class6" {
          value 6;
          description "Class 6";
        }
        enum "class7" {
          value 7;
          description "Class 7";
        }
        enum "class8" {
          value 8;
          description "Class 8";
        }
      }
      description
        "Multi-pair PoE power class.";
      reference
        "IEEE Std 802.3, 30.9.1.1.6 aPSEPowerClassification ";

    }

    typedef pse-support {
      type enumeration {
        enum "two-pair" {
          value 0;
          description
            "PSE port supports IEEE Std 802.3, Clause 33.";
        }
        enum "four-pair" {
          value 1;
          description
            "PSE port supports IEEE Std 802.3, Clause 33 and 145.";
        }
        enum "single-pair" {
          value 2;
          description
            "PSE port supports IEEE Std 802.3, Clause 104.";
        }
      }
      description "PSE support.";
    }

    typedef multi-pair-powering-pairs {
      type enumeration {
        enum "signal" {
          value 0;
          description "Using signal pairs.";
        }
        enum "spare" {
          value 1;
          description "Using spare pairs.";
        }
        enum "both" {
          value 2;
          description
            "Using signal and spare pairs.";
        }
      }
      description "Powering pairs.";
    }

    typedef single-pair-pd-type {
      type enumeration {
        enum "unknown" {
          value 0;
          description "Unknown PD type";
        }
        enum "typeA" {
          value 1;
          description "TypeA PD";
        }
        enum "typeB" {
          value 2;
          description "TypeB PD";
        }
        enum "typeC" {
          value 3;
          description "TypeC PD";
        }
        enum "typeD" {
          value 4;
          description "TypeD PD";
        }
        enum "typeE" {
          value 5;
          description "TypeE PD";
        }
        enum "typeF" {
          value 6;
          description "TypeF PD";
        }
      }
      description "Single-pair PoE PD type.";
      reference
        "IEEE Std 802.3, 30.15.1.1.5 aPoDLPSEDetectedPDType";

    }

    typedef single-pair-pse-type {
      type enumeration {
        enum "unknown" {
          value 0;
          description "Unknown PSE type.";
        }
        enum "typeA" {
          value 1;
          description "TypeA PSE";
        }
        enum "typeB" {
          value 2;
          description "TypeB PSE";
        }
        enum "typeC" {
          value 3;
          description "TypeC PSE";
        }
        enum "typeD" {
          value 4;
          description "TypeD PSE";
        }
        enum "typeE" {
          value 5;
          description "TypeE PSE";
        }
        enum "typeF" {
          value 6;
          description "TypeF PSE";
        }
      }
      description
        "Single-pair PoE PSE type.";
      reference
        "IEEE Std 802.3, 30.15.1.1.5 aPoDLPSEDetectedPDType";

    }

    typedef single-pair-power-class {
      type enumeration {
        enum "class0" {
          value 0;
          description "Class 0";
        }
        enum "class1" {
          value 1;
          description "Class 1";
        }
        enum "class2" {
          value 2;
          description "Class 2";
        }
        enum "class3" {
          value 3;
          description "Class 3";
        }
        enum "class4" {
          value 4;
          description "Class 4";
        }
        enum "class5" {
          value 5;
          description "Class 5";
        }
        enum "class6" {
          value 6;
          description "Class 6";
        }
        enum "class7" {
          value 7;
          description "Class 7";
        }
        enum "class8" {
          value 8;
          description "Class 8";
        }
        enum "class9" {
          value 9;
          description "Class 9";
        }
        enum "class10" {
          value 10;
          description "Class 10";
        }
        enum "class11" {
          value 11;
          description "Class 11";
        }
        enum "class12" {
          value 12;
          description "Class 12";
        }
        enum "class13" {
          value 13;
          description "Class 13";
        }
        enum "class14" {
          value 14;
          description "Class 14";
        }
        enum "class15" {
          value 15;
          description "Class 15";
        }
        enum "unknown" {
          value 16;
          description
            "Initializing, true Power Class not yet known.";
        }
      }
      description
        "Single-pair PoE power class.";
      reference
        "IEEE Std 802.3, 30.15.1.1.6 aPoDLPSEDetectedPDPowerClass";

    }
  }  // module ieee802-ethernet-pse-2