module ieee802-dot1q-lldp-basic-tlv {
  yang-version "1.1";
  namespace urn:ieee:std:802.1Q:yang:ieee802-dot1q-lldp-basic-tlv;
  prefix lldp-basic-tlv;
  import ieee802-dot1ab-lldp {
    prefix lldp;
  }
  import ieee802-dot1q-types {
    prefix dot1qtypes;
  }
  organization
    "Institute of Electrical and Electronics Engineers";
  contact
    "WG-URL: http://ieee802.org/1/
    WG-EMail: stds-802-1-l@ieee.org
      Contact: IEEE 802.1 Working Group Chair
      Postal: C/O IEEE 802.1 Working Group
      IEEE Standards Association
           445 Hoes Lane
           Piscataway, NJ 08854
           USA
    
    E-mail: stds-802-1-chairs@ieee.org";
  description
    "IEEE Std 802.1Q extension TLVs for LLDP

    References in this YANG module to IEEE Std 802.1Q are to IEEE Std 
    802.1Q-2022 as amended by IEEE Std 802.1Qcz-2023.

    Copyright (C) IEEE (2023).
      
    This version of this YANG module is part of IEEE Std 802.1Q; see
    the standard itself for full legal notices.";
  revision 2023-07-03 {
    description
      "LLDP extension TLVs for the basicSet. Published as part of IEEE
      Std 802.1Qcz-2023.";
    reference
      "Annex D of IEEE Std 802.1Q";
  }
  grouping port-vlan-id-tlv {
    description
      "Port VLAN ID TLV";
    reference
      "D.2.1 of IEEE Std 802.1Q";
    leaf port-vlan-id {
      type dot1qtypes:vlanid;
      description
        "Advertise port VLAN Identifier, Send 0 if unknown or unsupported";
      reference
        "D.2.1 of IEEE Std 802.1Q";
    }
  }
  grouping port-and-protocol-vlan-id-tlv {
    description
      "Port and Protocol VLAN ID TLV";
    reference
      "D.2.2 of IEEE Std 802.1Q";
    uses port-vlan-id-tlv {
      reference
        "D.2.2 of IEEE Std 802.1Q";
    }
    leaf flags {
      type bits {
        bit port-and-protocol-vlan-supported {
          position 1;
          description
            "1 = supported, 0 = not supported";
        }
        bit port-and-protocol-vlan-enabled {
          position 2;
          description
            "1 = enabled, 0 = not enabled";
        }
      }
      description
        "Port and Protocol VLAN capability and status. Bit positions 0
        and 3-7 are reserved for future standardization";
      reference
        "D.2.2.1 of IEEE Std 802.1Q";
    }
  }
  grouping port-vlan-name-tlv {
    description
      "Port VLAN NAME TLV";
    reference
      "D.2.3 of IEEE Std 802.1Q";
    leaf vlan-id {
      type dot1qtypes:vlanid;
      description
        "The VLAN ID associated with the VLAN Name";
      reference
        "D.2.3.2 of IEEE Std 802.1Q";
    }
    leaf port-vlan-name {
      type string {
        length "0..32";
      }
      description
        "Advertise port VLAN Name, Send 0 length if unknown or
        unsupported";
      reference
        "D.2.3.3 of IEEE Std 802.1Q";
    }
  }
  grouping protocol-identity-tlv {
    description
      "Protocol Identity TLV";
    reference
      "D.2.4 of IEEE Std 802.1Q";
    leaf protocol-identity {
      type string {
        length "1..255";
      }
      description
        "Advertise ProtocolIdentity";
      reference
        "D.2.4.3 of IEEE Std 802.1Q";
    }
  }
  grouping vid-usage-digest-tlv {
    description
      "VID Usage Digest TLV";
    reference
      "D.2.5 of IEEE Std 802.1Q";
    leaf vid-usage-digest {
      type uint32;
      config false;
      description
        "Advertise VID Usage Digest";
      reference
        "D.2.5.1 of IEEE Std 802.1Q";
    }
  }
  grouping management-vid-tlv {
    description
      "Management VID TLV";
    reference
      "D.2.6 of IEEE Std 802.1Q";
    leaf management-vid {
      type dot1qtypes:vlanid;
      description
        "Advertise Management VID";
      reference
        "D.2.6.1 of IEEE Std 802.1Q";
    }
  }
  grouping link-aggregation-tlv {
    description
      "Link Aggregation TLV";
    reference
      "F.2 of IEEE Std 802.1AX-2020";
    leaf aggregation-status {
      type bits {
        bit aggregation-capability {
          position 0;
          description
            "1 = supported, 0 = not supported";
        }
        bit aggregation-status {
          position 1;
          description
            "1 = currently aggregated, 0 = not currently aggregated";
        }
        bit port-typeLS {
          position 2;
          description
            "Least Significant Bit of 2 bit port type value";
        }
        bit port-typeMS {
          position 3;
          description
            "Most Significant Bit of 2 bit port type value";
        }
      }
      description
        "Link Aggregation capability and status. Bit positions 4-7 are
        reserved for future standardization";
      reference
        "F.2.1 of IEEE Std 802.1AX-2020";
    }
    leaf aggregated-port-id {
      type uint32;
      description
        "Advertise aggregated port identifier";
      reference
        "F.2.2 of IEEE Std 802.1AX-2020";
    }
  }
  augment "/lldp:lldp" {
    description
      "Augments lldp with information needed for system level extension
      TLVs";
    container vid-usage-digest-tlv-extension {
      description
        "The VID Usage Digest TLV";
      uses vid-usage-digest-tlv;
    }
    container management-vid-tlv-extension {
      description
        "The Management VID TLV";
      uses management-vid-tlv;
    }
  }
  augment "/lldp:lldp/lldp:port" {
    description
      "Augments port with basic extension TLVs";
    leaf tlvs-tx-org-basic-enable {
      type bits {
        bit port-vlan-id {
          position 0;
          description
            "D.2.1 of IEEE Std 802.1Q";
        }
        bit port-protocol-vlan-id {
          position 1;
          description
            "D.2.2 of IEEE Std 802.1Q";
        }
        bit vlan-name {
          position 2;
          description
            "D.2.3 of IEEE Std 802.1Q";
        }
        bit protocol-identity {
          position 3;
          description
            "D.2.4 of IEEE Std 802.1Q";
        }
        bit vid-user-digest {
          position 4;
          description
            "D.2.5 of IEEE Std 802.1Q";
        }
        bit management-vid {
          position 5;
          description
            "D.2.6 of IEEE Std 802.1Q";
        }
        bit link-aggregation {
          position 6;
          description
            "Annex F of IEEE Std 802.1AX-2020";
        }
      }
      description
        "Bitmap that includes the basicSet of TLVs from Table D-1 of
        IEEE Std 802.1Q";
      reference
        "D.2 of IEEE Std 802.1Q";
    }
    container port-vlan-id-tlv-extension {
      description
        "The Port VLAN ID TLV";
      uses port-vlan-id-tlv;
    }
    container port-and-protocol-vlan-id-extension {
      description
        "The Port and Protocol VLAN ID TLV";
      uses port-and-protocol-vlan-id-tlv;
    }
    container port-vlan-name-tlv-extension {
      description
        "The Port VLAN Name TLV";
      uses port-vlan-name-tlv;
    }
    container protocol-identity-tlv-extension {
      description
        "The Protocol Identity TLV";
      uses protocol-identity-tlv;
    }
    container link-aggregation-tlv-extension {
      description
        "The Link Aggregation TLV";
      uses link-aggregation-tlv;
    }
  }
  augment "/lldp:lldp/lldp:port/lldp:remote-systems-data" {
    description
      "Augments port remote-systems-data with received basic extension
      TLVs";
    container port-vlan-id-tlv-extension {
      description
        "Holds a received Port VLAN ID TLV";
      uses port-vlan-id-tlv;
    }
    container port-and-protocol-vlan-id-extension {
      description
        "Holds a received Port and Protocol VLAN ID TLV";
      uses port-and-protocol-vlan-id-tlv;
    }
    container port-vlan-name-tlv-extension {
      description
        "Holds a received VLAN Name TLV";
      uses port-vlan-name-tlv;
    }
    container protocol-identity-tlv-extension {
      description
        "Holds a received Protocol Identity TLV";
      uses protocol-identity-tlv;
    }
    container link-aggregation-tlv-extension {
      description
        "Holds a received Link Aggregation TLV";
      uses link-aggregation-tlv;
    }
    container vid-usage-digest-tlv-extension {
      description
        "Holds a received VID Usage TLV";
      uses vid-usage-digest-tlv;
    }
    container management-vid-tlv-extension {
      description
        "Holds a received Management VID TLV";
      uses management-vid-tlv;
    }
  }
}