en-gk-pvx Polycom PVX software based videoconference client Enter Setup menu (wrench icon at upper left). Set your name under General->General (User Name). (Note: this is not mandatory. Although, a name identifing you or your institition could be useful for remote users.) Set the following under H.323: Gatekeeper: Specify Gatekeeper IP Address: fz-gk.vvc.niif.hu H.323 Extension: extension number (see step 1 above) After a successful registration the following notification will appear under Gatekeeper IP Address field: "Gatekeeper registration was successful. It is now possible to place calls using IP, H.323 extension (E.164) or H.323 name (alias)".