D50305 Revision 7 March 2010 - MedCom
H.323D50305 revision 7March 2010
TANDBERG and H.323Disclaimers and noticesThe objective of this documentation is to provide the reader with assistance in using and configuring the product.The capabilities of TANDBERG products and other manufacturers' products change over time and so the requiredconfiguration may be different from that indicated here. If you have any suggestions for changes to this document,please feed them back to TANDBERG through your TANDBERG Authorized Service Representative. If you needtechnical support, please contact your TANDBERG Authorized Service Representative.The specifications for the product and the information in this Guide are subject to change at any time, withoutnotice, by TANDBERG. Every effort has been made to supply complete and accurate information in this Guide;however, TANDBERG assumes no responsibility or liability for any errors or inaccuracies that may appear in thisdocument.TANDBERG is a registered trademark belonging to Tandberg ASA. Other trademarks used in this document arethe property of their respective holders.This Guide may be reproduced in its entirety, including all copyright and intellectual property notices, in limitedquantities in connection with the use of this product. Except for the limited exception set forth in the previoussentence, no part of this Guide may be reproduced, stored in a retrieval system, or transmitted, in any form, or byany means, electronically, mechanically, by photocopying, or otherwise, without the prior written permission ofTANDBERG. 2010 TANDBERGTANDBERGPhilip Pedersens vei 201366 LysakerNorwayTelephone: 47 67 125 125www.tandberg.comD50305 rev 7Page 2
TANDBERG and H.323TABLE OF CONTENTSDOCUMENT REVISION HISTORY . 7INTRODUCTION . 9WHAT IS H.323? . 10Components . 10Terminals . 10Gatekeepers . 10Gateways . 11Multipoint Control Units (MCU) . 12Standards . 13The Audio Standards . 14The Video Standards . 14The Communications Standards . 15The Encryption Standards . 15The Collaboration Standards . 15TANDBERG H.323 TERMINALS . 16TANDBERG C-series Endpoints . 17C-Series Layer 4 Miscellaneous Ports . 17C-Series Gatekeeper Interaction . 17C-Series Call Flow (Site A calls Site B) . 18C-Series Audio . 18C-Series Video . 19Jitter and Latency . 19TANDBERG MXP Endpoints . 20MXP Layer 4 Miscellaneous Ports . 20MXP Gatekeeper Interaction . 21MXP Streaming . 21MXP (F1) Call Flow (Site A calls Site B) . 22MXP (F2-F8) Call Flow (Site A calls Site B) . 23MXP Audio . 24MXP Video . 24Jitter and Latency . 24TANDBERG MXP Personal Series Endpoints . 26MXP Personal Series Layer 4 Miscellaneous Ports . 26MXP Personal Series Gatekeeper Interaction . 26MXP Personal Series Call Flow (Site A calls Site B) . 27MXP Personal Series Audio . 27MXP Personal Series Video . 28Jitter and Latency . 28TANDBERG H.323 INFRASTRUCTURE . 29TANDBERG MCU . 33MCU Layer 4 Miscellaneous Ports . 33MCU Gatekeeper Interaction . 33MCU Call Flow (MCU calls Site A) . 34MCU Audio . 34MCU Video . 34Jitter and Latency . 35TANDBERG MPS 200/800 . 36MPS Layer 4 Miscellaneous Ports . 36MPS Gatekeeper Interaction . 36MPS Call Flow (MPS calls Site A) . 37D50305 rev 7Page 3
TANDBERG and H.323MPS Audio . 38MPS Video . 38Jitter and Latency . 38TANDBERG Codian MSE 8050 Supervisor Blade . 39MSE 8050 Layer 4 Miscellaneous Ports . 39TANDBERG Codian 4500/8500 Series MCU . 404500/8500 MCU Layer 4 Miscellaneous Ports . 404500/8500 MCU Gatekeeper Interaction. 404500/8500 MCU Call Flow . 414500/8500 MCU Audio . 414500/8500 MCU Video . 42Jitter and Latency . 42TANDBERG Codian 4200/8400 Series MCU . 434200/8400 MCU Layer 4 Miscellaneous Ports . 434200/8400 MCU Gatekeeper Interaction. 434200/8400 MCU Call Flow . 444200/8400 MCU Audio . 444200/8400 MCU Video . 45Jitter and Latency . 45TANDBERG Gateway. 46Gateway Layer 4 Miscellaneous Ports . 46Gateway Gatekeeper Interaction . 46Gateway G1 – G2 Call Flow (Gateway calls Site A – call initiated from ISDN side) . 47Gateway G1 – G2 Call Flow (Gateway calls Site A – call initiated from ISDN side) . 47Gateway Audio . 48Gateway Video . 48Jitter and Latency . 48TANDBERG MPS 200/800 Gateway . 49MPS Gateway Layer 4 Miscellaneous Ports . 49MPS Gateway Gatekeeper Interaction . 49MPS Gateway Call Flow (MPS Calls Site A – call initiated from ISDN side) . 50MPS Gateway Audio . 50MPS Gateway Video . 51Jitter and Latency . 51TANDBERG Codian 3200 Series ISDN Gateway . 52ISDN Gateway Layer 4 Miscellaneous Ports . 52ISDN Gateway Gatekeeper Interaction . 52ISDN Gateway Call Flow . 53ISDN Gateway Audio. 53ISDN Gateway Video. 53Jitter and Latency . 54TANDBERG Codian 3500 Series IP Gateway . 55IP Gateway Layer 4 Miscellaneous Ports . 55IP Gateway Gatekeeper Interaction . 55IP Gateway Call Flow . 56IP Gateway Audio . 56IP Gateway Video . 57Jitter and Latency . 57TANDBERG 3G Gateway . 583G Gateway Layer 4 Miscellaneous Ports . 583G Gateway Gatekeeper Interaction . 583G Gateway Call Flow (Gateway calls Site A – call initiated from 3G side) . 593G Gateway Audio . 59R1-R3 Video . 59Jitter and Latency . 60TANDBERG Video Portal . 61Video Portal Layer 4 Miscellaneous Ports . 61Video Portal Gatekeeper Interaction . 61D50305 rev 7Page 4
TANDBERG and H.323Video Portal Call Flow (Video Portal calls Site A – call initiated from 3G side) . 62Video Portal Audio . 62Video Portal Video . 62Jitter and Latency . 63TANDBERG Content Server . 64TCS Layer 4 Miscellaneous Ports . 64TCS Gatekeeper Interaction . 64TCS (S1-S2) Call Flow (Content Server calls Site A) . 65TCS (S3-S4) Call Flow (Content Server calls Site A) . 66TCS (S1-S2) Audio . 67TCS (S3-S4) Audio . 67TCS (S1-S2) Video . 67TCS (S3-S4) Video . 67Jitter and Latency . 68TANDBERG Codian 2200 Series IPVCR . 69IPVCR Layer 4 Miscellaneous Ports . 69IPVCR Gatekeeper Interaction . 69IPVCR Call Flow . 70IPVCR Audio . 70IPVCR Video . 71Jitter and Latency . 71TANDBERG Gatekeeper . 72Gatekeeper Layer 4 Miscellaneous Ports . 72Gatekeeper-to-Gatekeeper Neighbor Interaction . 72Gatekeeper Messaging . 73TANDBERG Gatekeeper Routed Mode . 75TANDBERG Border Controller . 76Border Controller Layer 4 Miscellaneous Ports . 76TANDBERG Border Controller-to-Gatekeeper Neighbor Interaction . 76TANDBERG Gatekeeper-to-TANDBERG Border Controller Traversal Interaction . 77Gatekeeper Messaging . 78Traversal Client-to-Border Controller Interaction . 80Border Controller Unregistered System Interaction . 82TANDBERG Video Communication Server . 83VCS Layer 4 Miscellaneous Ports . 83VCS Neighbor Gatekeeper Interaction . 83VCS Control-to-VCS Expressway Traversal Interaction . 84Gatekeeper Messaging . 85Traversal Client-to-VCS Expressway Interaction . 87VCS Unregistered System Interaction. 89VCS Advanced Networking . 90FIREWALL TRAVERSAL . 92Placing the codec in the public IP space . 92Enabling the H.323 aware firewall . 93IP to ISDN Gateways . 94MCU Firewall Traversal . 94NETWORK ADDRESS TRANSLATION (NAT) . 95NAT and the Firewall . 95NAT and the Endpoint . 95NAT and TANDBERG Endpoints . 96NAT Off . 96NAT Always On . 96AutoNAT . 96TANDBERG EXPRESSWAY FIREWALL TRAVERSAL . 98Introduction . 98D50305 rev 7Page 5
TANDBERG and H.323Registration: Any Endpoint to TANDBERG Gatekeeper/VCS Control . 99Registration: TANDBERG MXP Endpoint to TANDBERG Border Controller/VCS Expressway . 99Traversing the Firewall: MXP/Traversal Server/MXP . 100Call Routing . 101Traversing the Firewall: Any Endpoint/Client/Server/MXP . 102Incoming Call . 102Outgoing Call . 103Traversing the Firewall: Any Endpoint/Client/Server/Any GK/Any Endpoint . 104Outgoing Call . 104Incoming Call . 105URI Dialing . 106Outbound Call. 107Inbound Call (Endpoint Not Registered) . 108H.323 DNS Service Records . 109STANDARDS-BASED FIREWALL TRAVERSAL – H.460.18/.19 . 110Network Setup . 111Registration . 112Outgoing Call (From Endpoint A) . 113Incoming Call (Into Endpoint A) . 115H.460.19 Multiplexed Media . 117LIST OF TERMS . 118D50305 rev 7Page 6
TANDBERG and H.323DOCUMENT REVISION HISTORYRev 7Added Disclaimers and noticesCorrected errors in the port definitions for the VCSCorrected errors in the source port definition for the traversal call mappingsCorrected errors in the port definitions for the TANDBERG GatewayRev 6Addition of the TANDBERG C-series endpointsAddition of Dual Interfaces and Static NAT to VCS sectionUpdates to the TANDBERG MXP endpointsUpdates to the TANDBERG VCSUpdates to the TANDBERG Codian MSE 8050 Supervisor BladeUpdates to the TANDBERG Codian 4200 MCUUpdates to the TANDBERG Codian 4500 MCUUpdates to the TANDBERG Codian 3200 Series ISDN GatewayUpdates to the TANDBERG Codian 3500 Series IP GatewayUpdates to the TANDBERG Codian 2200 Series IPVCRCorrected port range used for the TCP allocation of the H.225/Q.931 and H.245 channels for theTANDBERG Video Communication ServerCorrected the software versions for the TANDBERG Codian 3200 Series ISDN Gateway and 3500Series IP GatewayCorrected the random port range allocated to the TANDBERG Codian products.Removed „Netlog‟ from active ports on the TANDBERG productsRev 5Updates to the TANDBERG MXP Endpoints (F6 software)Updates to the TANDBERG MXP Personal Series Endpoints (L5 software)Updates to the TANDBERG MPS (J4 software)Addition of the TANDBERG Codian MSE 8000 (2.2(1.0) software)Addition of the TANDBERG Codian 4200 MCU (2.2(1.0) software)Addition of the TANDBERG Codian 4500 MCU (2.2(1.0) software)Updates to the TANDBERG MPS Gateway (J4 software)Addition of the TANDBERG Codian 3200 Series ISDN Gateway (2.2(1.0) software)Addition of the TANDBERG Codian 3500 Series IP Gateway (2.2(1.0) software)Addition of the TANDBERG Entrypoint (EP1 software)Updates to 3G Gateway (R3 software) and TANDBERG Video Portal (V3 software)Addition of the TANDBERG VCS (X1 software)Updates to the TANDBERG Content Server (S3 software)Addition of the TANDBERG Codian 2200 Series IPVCR (2.2(1.0) software)Updates to the Firewall Traversal diagrams to include the TANDBERG VCS.Updates to the List of TermsRev 4Updates to the TANDBERG MXP Endpoints (F5 software)Updates to the TANDBERG Gatekeeper (N5 software) and TANDBERG Border Controller (Q5software)Updates to the TANDBERG 3G Gateway (R2 software)Addition of the TANDBERG Video Portal (V2 software)Updates to the List of TermsD50305 rev 7Page 7
TANDBERG and H.323Rev 3Updates to the TANDBERG MXP Endpoints (F4 software)Updates to the TANDBERG MXP Personal Series Endpoints (L4 software)Updates to the TANDBERG MPS (J3 software)Addition of the TANDBERG 3G Gateway (R1 software)Updates to the TANDBERG Gatekeeper (N4 software) and TANDBERG Border Controller (Q3software)Updates to the List of TermsRev 2Updates to the TANDBERG MXP Endpoints (F3 software)Updates to the TANDBERG MXP Personal Series Endpoints (L3 software)Updates to the TANDBERG MPS (J2 software)Updates to the TANDBERG Gatekeeper (N3 software) and TANDBERG Border Controller (Q2software)Updates to the List of TermsRev 1D50305 rev 7Initial VersionPage 8
TANDBERG and H.32
Updates to the TANDBERG Content Server (S3 software) Addition of the TANDBERG Codian 2200 Series IPVCR (2.2(1.0) software) Updates to the Firewall Traversal diagrams to include the TANDBERG VCS. Updates to the List of Terms Rev 4 Updates to
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