This message is part of a group of messages that VTAM® issues in response to a DISPLAY ID command.

devicetype is the device type. If devicetype is INDEPENDENT LU / CDRSC, the node is an independent LU that is represented by a CDRSC.

luname is the name of the controlling LU that was previously specified on the LOGAPPL operand of the definition statement or on the LOGON operand of the VARY LOGON command. If there is no controlling application program, VTAM does not display CONTROLLING LU = luname.