Polycom manual Configure your ViaVideo for NAT, Select the System is Behind a NAT option

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Appendix

Network Connection

2.Select the System is Behind a NAT option.

3.Enter your NAT’s external IP address in the NAT Outside (WAN) Address field.

You can enter the address manually, or let ViaVideo enter it automatically by selecting the Auto discover NAT IP Address option.

When you select Auto discover NAT IP Address, ViaVideo automatically discovers your external IP address and enters it in the NAT Outside (WAN) Address field.

If you are using a proxy server, the Auto discover NAT IP Address option may not work correctly. You should enter your NAT’s external IP address manually in this case.

Router With Firewall

If you are using a firewall, you need to perform the following tasks:

•Configure ViaVideo to work with your firewall’s Network Address Translator (NAT)

•Open and assign ports in the firewall to the PC running ViaVideo.

Configure your ViaVideo for NAT

To configure your ViaVideo to use your router’s Network Address

Translator (NAT):

1.Go to the Quality of Service and Firewall screen (System Info>Setup>H.323>QOS).

2.Select the System is Behind a NAT option.

3.Enter your NAT’s external IP address in the NAT Outside (WAN) Address field.

You can enter the address manually, or let ViaVideo enter it automatically by selecting the Auto discover NAT IP Address option.

When you select Auto discover NAT IP Address, ViaVideo

ViaVideo User’s Guide

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Contents ViaVideo User’s Guide Page Trademark Information WarrantyOther Restrictions Patent InformationUnderwriters’ Laboratories’ Statement Important SafeguardsRegulatory Notices FCC Notice RADVision StatementContents Network Connection System Information and DiagnosticsAudio Connection Troubleshooting Contents ViaVideo User’s Guide Viii System Requirements and Installation Hardware RequirementsSoftware Requirements Installing SoftwareInstalling Hardware Starting ViaVideo Turn on the CameraInitial Setup ViaVideo built-in microphoneHeadset with microphone Camera Calibration Using Manual DialingPlacing a Call 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 Ending a Call Answering CallsClosing ViaVideo Chapter Using ViaVideo Calling FeaturesUsing the Remote Control Hang UpAudio Mute VolumeSnapshot Picture in Picture PIP Information Screen AccessWindow Controls Minimize WindowRe-Size the ViaVideo Display Sending SnapshotsLeaving a Callback Message Using the Address Book Address Book and Speed DialDo This Local and Global Address Book Entries Local EntriesGlobal ILS Server Entries Display Global Address Go to the Directory Services screenRegister This System When Powered On Lock Using Speed DialDelete All Via the On-Screen Remote Controlling Audio and VideoControlling Audio DialVia the Audio Screen Muting Video Mute Auto Answer Calls in the Audio screen SystemChapter Collaboration and Application Sharing Multiple IP AddressesChapter System Information and Diagnostics Using the System Information ScreensSystem Information and Diagnostics Diagnostics Network Statistics Video Jitter Advanced StatisticsAudio Jitter Call Status Reset System Camera Calibration Generate Tone Setup 323 Auto Start ViaVideo When Auto Start ViaVideo is selectedGeneral Auto AnswerUser Name Show Half-Size Display When Show Half-Size Display isShow Animations MailDirectory Services Display Global Addresses Register this system when starting ViaVideoLAN and Internet Host Name Wins ResolutionDefault Gateway IP AddressAudio Wave Volume Volume ControlMaster Volume LineViaVideo Software SoftwarePC Software Dialing Speeds SetupGatekeeper 323 Display IP Dialing ExtensionMultiple IP Addresses Gatekeeper Dialing Speeds Quality of Service and Firewalls Use Fixed PortsIP Precedence Auto discover NAT IP addressNAT outside WAN address Dynamic BandwidthChapter Audio Connection PC with SpeakersPC with Headphones Headphones Only Headset with Attached Microphone Pick Your Connection Type Simple Connection Just a Modem, ThanksRouter With Firewall Router With Firewall, Using a DMZRouter With NAT, No Firewall Configure Your Connection Through a Virtual Private NetworkSelect the System is Behind a NAT option Configure your ViaVideo for NATWhen you select Auto discover NAT IP Address, ViaVideo Open and Assign Ports in the Firewall System Information screenRouter With Firewall, Using a DMZ Assign your ViaVideo to the DMZ Through a Virtual Private Network Appendix What’s a Firewall? Is it Safe? Opening PortsPort Number Assignation What’s a DMZ? What’s a Network Address Translator? Appendix General Troubleshooting Problem Explanation SolutionAudio Troubleshooting InfoDiagnosticsGenerateVolume Controls Wave, and MasterVideo Troubleshooting Windows Control PanelInfoSetupH.323QOS Bandwidth optionErrors Error MessagesInstallation Errors Error Message Explanation SolutionGatekeeper setting SetupH.323Appendix C