With ITool Radar this is a great tool to check the status of your ICOM A1 or A2, GT1, or OP(P)S...

Reserved/Not reserved, I.P address, Serial Number, MAC address, ICOM Firmware, also to be used with INPA and E-SYS as the ICOM must be reserved in order to be used with these tools.

Installation directory must be c:\program files just copy the directory to here. Also make sure Java is installed and updated.