VTAM® issues this message as part of a group of messages in response to the following commands:

• DISPLAY TOPO,ID=cp_name,LIST=ALL. See message IST1295I for a complete description of this message group.
• DISPLAY TOPO,ORIG=orig_cp_name,DEST=dest_cp_name or DISPLAY TOPO,ORIG=orig_cp_name,TGN=tgn. See message IST1299I for a complete description of this message group.