Troubleshooting | Polycom ViaVideo specification

	Contents
Router With Firewall, Using a DMZ	68
Configure Your ViaVideo for NAT	69
Assign your ViaVideo to the DMZ	69
Through a Virtual Private Network	70
What’s a Firewall?	72
Opening Ports	73
Port Number Assignation	73
Is it Safe?	73
What’s a DMZ?	74
What’s a Network Address Translator?	75
Troubleshooting
General Troubleshooting	77
Audio Troubleshooting	78
Video Troubleshooting	80
Error Messages	82
Installation Errors	82
H.323 Errors	82

© Polycom, Inc.

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ViaVideo User’s Guide

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Polycom ViaVideo manual Troubleshooting

Contents

ViaVideo User’s Guide Page Patent Information WarrantyOther Restrictions Trademark Information RADVision Statement Important SafeguardsRegulatory Notices FCC Notice Underwriters’ Laboratories’ Statement Contents Audio Connection System Information and DiagnosticsNetwork Connection Troubleshooting Contents ViaVideo User’s Guide Viii Hardware Requirements System Requirements and Installation Installing Hardware Installing SoftwareSoftware Requirements Turn on the Camera Starting ViaVideo ViaVideo built-in microphone Initial Setup Headset with microphone Placing a Call Using Manual DialingCamera Calibration Info icon Call status light IP address Chapter Using the Address Book or Speed Dialing New entry Edit entry Delete entry On-Screen Remote Control Answering Calls Ending a Call Closing ViaVideo Chapter Calling Features Using ViaVideo Hang Up Using the Remote Control Snapshot VolumeAudio Mute Minimize Window Information Screen AccessWindow Controls Picture in Picture PIP Sending Snapshots Re-Size the ViaVideo Display Leaving a Callback Message Address Book and Speed Dial Using the Address Book Do This Local Entries Local and Global Address Book Entries Global ILS Server Entries Register This System When Powered On Go to the Directory Services screenDisplay Global Address Delete All Using Speed DialLock Dial Controlling Audio and VideoControlling Audio Via the On-Screen Remote Via the Audio Screen Mute Auto Answer Calls in the Audio screen System Muting Video Chapter Multiple IP Addresses Collaboration and Application Sharing Chapter Using the System Information Screens System Information and Diagnostics System Information and Diagnostics Diagnostics Network Statistics Audio Jitter Advanced StatisticsVideo Jitter Call Status Reset System Camera Calibration Generate Tone Setup Auto Answer Auto Start ViaVideo When Auto Start ViaVideo is selectedGeneral 323 Mail Show Half-Size Display When Show Half-Size Display isShow Animations User Name Directory Services LAN and Internet Register this system when starting ViaVideoDisplay Global Addresses IP Address Wins ResolutionDefault Gateway Host Name Audio Line Volume ControlMaster Volume Wave Volume PC Software SoftwareViaVideo Software Gatekeeper SetupDialing Speeds Display IP Dialing Extension 323 Multiple IP Addresses Gatekeeper Dialing Speeds Use Fixed Ports Quality of Service and Firewalls Dynamic Bandwidth Auto discover NAT IP addressNAT outside WAN address IP Precedence Chapter PC with Speakers Audio Connection PC with Headphones Headphones Only Headset with Attached Microphone Simple Connection Just a Modem, Thanks Pick Your Connection Type Router With NAT, No Firewall Router With Firewall, Using a DMZRouter With Firewall Through a Virtual Private Network Configure Your Connection When you select Auto discover NAT IP Address, ViaVideo Configure your ViaVideo for NATSelect the System is Behind a NAT option System Information screen Open and Assign Ports in the Firewall Router With Firewall, Using a DMZ Assign your ViaVideo to the DMZ Through a Virtual Private Network Appendix What’s a Firewall? Port Number Assignation Opening PortsIs it Safe? What’s a DMZ? What’s a Network Address Translator? Appendix Problem Explanation Solution General Troubleshooting InfoDiagnosticsGenerate Audio Troubleshooting Wave, and Master Volume Controls Windows Control Panel Video Troubleshooting Bandwidth option InfoSetupH.323QOS Error Message Explanation Solution Error MessagesInstallation Errors Errors SetupH.323 Gatekeeper setting Appendix C