Byte 0—LAN general classifications

  • X'20' MAC generic

    This value is used for all MAC-level protocols, including high-level link control (HDLC) as well as LANs.

  • X'22' MAC LAN specific

    This value is used for LAN MAC-level protocols.

  • X'70' LLC generic

    This value is used for all LLC-level protocols.

  • X'76' LLC LAN specific

    This value is used for LLC MAC-level protocols.

The following tables contain all the completion codes currently supported by link service architecture (LSA) for the LAN environment.