The TAPIMaster® TAPI Line Watcher allows you to test the TAPI interface without special TAPI knowledge. It can give you a good overview of switch performance when you are buying a PBX and can show you which telephony functions the switch provides. The Tool is very simply to use. It shows you the capabilities of the PBX. It is possible making and hanging up calls. Some TAPI Events (call states and call infos) will be showed. You can check the PBX TAPI basic TAPI features in a short time. More TAPI Tools you can find at the TAPIMaster® website.