Desktop IP video conferencing is available on multiple platforms, the most common is Polycom PVX (software) or Polycom ViaVideo (hardware) for Windows. We encourage all users to install H323 hardware or software solutions for interactive desktop collaboration. Any desktop solution must include echo cancellation. Also available is information on Ekiga and GnomeMeeting, which are open source programs that run under Linux and supports many audio and video codecs. XMeeting or OhPhoneX is also an open source program providing video conferencing solutions to Mac OS X. Click here to obtain information on Ekiga/GnomeMeeting for Linux and OhPhoneX for Macintosh. Polycom ViaVideo/PVX Instructions Note that Polycom PVX software has replaced Polycom ViaVideo. You may use PVX with the ViaVideo hardware but you must deinstall the ViaVideo application prior to installing PVX. The ViaVideo instructions below can be used as a guide for PVX, minus the hardware installation guide. Placing, Receiving and Ending call information and the Troubleshooting Tips are essentially the same for PVX as ViaVideo. Installation, Placing Calls, Receiving calls, Ending calls Firewall Port Information Polycom PVX or ViaVideo Troubleshooting Tips Following are step-by-step intructions to configure a PVX system on your desktop: PVX Configuration Instructions ViaVideo Configuration Instructions

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