If you press the help key (PF1), you get the following display:
HELP : CICS-DBCTL INTERFACE INQUIRY The CICS-DBCTL interface inquiry screen shows: STATUS OF THE INTERFACE The status can be: DFHDB8290I DBCTL not connected to CICS. DFHDB8291I DBCTL connect phase 1 in progress. DFHDB8292I DBCTL connect phase 2 in progress. DFHDB8293I DBCTL connected and ready. DFHDB8294I DBCTL orderly disconnect in progress. DFHDB8295I DBCTL immediate disconnect in progress. DFHDB8296I DBCTL cannot be connected to CICS. CICS APPLID The application identifier of this CICS system. Displayed when available: DBCTL ID The identifier of the DBCTL system with which this CICS is communicating You can press PF2 to update (refresh) the information shown on screen. PRESS ENTER TO RETURN TO INQUIRY SCREEN