Polycom ViaVideo manual Advanced Statistics, Audio Jitter, Video Jitter

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Chapter 3

System Information and Diagnostics

Advanced Statistics

The Advanced Statistics screen shows detailed information about the status of your call. Transmit and receive speeds are displayed for both audio and video during a call.

Audio Rate	The rate of audio packet transfer.
Video Rate	The rate possible for video packet transfer.
Video Rate Used	The actual rate of video packet transfer.
Video Frame Rate	The video transfer rate in frames per second.

Audio Packet Loss The number of audio packets lost in the call.

Audio Jitter	The variance from average audio transmission
	rate.

Video Packet Loss The number of video packets lost in the call.

Video Jitter	The variance from average video transmission
	rate.

Remote System ID The ID of the remote system. This is the manufacturer’s ID of the remote system.

© Polycom, Inc.

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ViaVideo User’s Guide

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Contents ViaVideo User’s Guide Page Other Restrictions WarrantyTrademark Information Patent InformationRegulatory Notices FCC Notice Important SafeguardsUnderwriters’ Laboratories’ Statement RADVision StatementContents System Information and Diagnostics Audio ConnectionNetwork Connection Troubleshooting Contents ViaVideo User’s Guide Viii Hardware Requirements System Requirements and InstallationInstalling Software Installing HardwareSoftware Requirements Turn on the Camera Starting ViaVideoViaVideo built-in microphone Initial SetupHeadset with microphone Using Manual Dialing Placing a CallCamera 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 CallClosing ViaVideo Chapter Calling Features Using ViaVideoHang Up Using the Remote ControlVolume SnapshotAudio Mute Window Controls Information Screen AccessPicture in Picture PIP Minimize WindowSending Snapshots Re-Size the ViaVideo DisplayLeaving a Callback Message Address Book and Speed Dial Using the Address BookDo This Local Entries Local and Global Address Book EntriesGlobal ILS Server Entries Go to the Directory Services screen Register This System When Powered OnDisplay Global Address Using Speed Dial Delete AllLock Controlling Audio Controlling Audio and VideoVia the On-Screen Remote DialVia the Audio Screen Mute Auto Answer Calls in the Audio screen System Muting VideoChapter Multiple IP Addresses Collaboration and Application SharingChapter Using the System Information Screens System Information and DiagnosticsSystem Information and Diagnostics Diagnostics Network Statistics Advanced Statistics Audio JitterVideo Jitter Call Status Reset System Camera Calibration Generate Tone Setup General Auto Start ViaVideo When Auto Start ViaVideo is selected323 Auto AnswerShow Animations Show Half-Size Display When Show Half-Size Display isUser Name MailDirectory Services Register this system when starting ViaVideo LAN and InternetDisplay Global Addresses Default Gateway Wins ResolutionHost Name IP AddressAudio Master Volume Volume ControlWave Volume LineSoftware PC SoftwareViaVideo Software Setup GatekeeperDialing Speeds Display IP Dialing Extension 323Multiple IP Addresses Gatekeeper Dialing Speeds Use Fixed Ports Quality of Service and FirewallsNAT outside WAN address Auto discover NAT IP addressIP Precedence Dynamic BandwidthChapter PC with Speakers Audio ConnectionPC with Headphones Headphones Only Headset with Attached Microphone Simple Connection Just a Modem, Thanks Pick Your Connection TypeRouter With Firewall, Using a DMZ Router With NAT, No FirewallRouter With Firewall Through a Virtual Private Network Configure Your ConnectionConfigure your ViaVideo for NAT When you select Auto discover NAT IP Address, ViaVideoSelect the System is Behind a NAT option System Information screen Open and Assign Ports in the FirewallRouter With Firewall, Using a DMZ Assign your ViaVideo to the DMZ Through a Virtual Private Network Appendix What’s a Firewall? Opening Ports Port Number AssignationIs it Safe? What’s a DMZ? What’s a Network Address Translator? Appendix Problem Explanation Solution General TroubleshootingInfoDiagnosticsGenerate Audio TroubleshootingWave, and Master Volume ControlsWindows Control Panel Video TroubleshootingBandwidth option InfoSetupH.323QOSInstallation Errors Error MessagesErrors Error Message Explanation SolutionSetupH.323 Gatekeeper settingAppendix C