The Discovery Utility scans the network and reports back any found VoIP devices that are attached to the physical network. (Note: The utility runs on Windows 2000 and XP. It's untested on Vista, but it should work.)

Download the Discovery Utility Program and the instructions PDF (v1.2.0). ( Note: Version 1.2.0 adds support for new products. )

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Innovative Concepts in Peripheral Connectivity
"The IP Endpoint Company"
Discovery Utility Program