Type V2 (STOP)

The REX and AST tasks use the Type V2 element to pass a STOP command for a SNA-type link to the SCT task.
       ORG   CMNDTEXT
X'000' CMNDLEN     DC    XL1'00'        Length of total element, minus 1
       *                                Required by DMTCOMNQ/DQ
X'001' CMNDTYPE    DC    XL1'00'        Type of command
       *                                Command types are defined in RSSEQU and are
       *                                used by requester and server to distinguish
       *                                between different types of a command.
X'002' CMNDMOD     DC    XL1'00'        Command modifier
       *                                This byte is used to define extra
       *                                refinements on the basic command
       *                                type, eg, the reason for a reorder
X'003'             DS    XL1            Filler
       *
       *           Command type/modifiers
       *
       V2STPCMD    EQU   X'40'          STOP command for SNA link
       *

       *
       CMND        CMORIG DSECT=NO      Origin of command
       *                                Includes origin node, user ID, qual
       *                                and various CRI settings
X'004' CMNDQUAL    DC    AL1(0)         Origin qualifier
X'005' CMNDFLAG    DC    X'00'          Flags (bits as MSGBFLAG)
X'006' CMNDRSPC    DC    H'0'           Response counter
X'008' CMNDNODE    DC    CL8' '         Origin node
X'010' CMNDUSER    DC    CL8' '         and user ID
X'018' CMNDSIG     DC    CL6' '         Response signature
X'01E'             DS    XL2            Filler
X'020' CMNDTEXT    DS    0D             Text of command: from here, the
       *                                ... format depends on CMNDTYPE
X'020' V2LINKID    DC    CL8' '         LINKID
X'028' V2ACTLUN    DC    CL8' '         LUname
       V2ALTLEN    EQU   *-&LABEL-1     Length of whole, minus one