TANDBERG Video Communication Server, Руководство администратора

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7 D14049.05
February 2009
Grey Headline
(continued)
Links .................................................................................. 125
About links ................................................................... 125
Default links ........................................................... 125
Creating and editing links .............................................. 125
Creating a new link.................................................. 125
Editing an existing link ............................................ 125
Link configuration options ....................................... 125
Default links ................................................................. 125
About default links .................................................. 125
Pre-configured links ................................................. 125
Automatically created links ...................................... 125
Pipes ................................................................................. 126
About pipes .................................................................. 126
Creating and editing pipes ............................................. 126
Creating a new pipe ................................................ 126
Editing an existing pipe ........................................... 126
Pipe configuration options ....................................... 126
Applying pipes to links .................................................. 127
One pipe, one link ................................................... 127
One pipe, two or more links ..................................... 127
Example ........................................................... 127
Two pipes, one link ................................................. 127
Example ........................................................... 127
Default bandwidth and downspeeding .................................. 128
About the default call bandwidth ................................... 128
About downspeeding ..................................................... 128
Configuring default call bandwidth and downspeeding .... 128
Bandwidth control examples ............................................... 129
Example without a firewall ............................................. 129
Example with a firewall .................................................. 130
VCS Expressway subzone configuration .................... 130
VCS Control subzone configuration .......................... 130
Adding and configuring a traversal client zone ................ 138
Configuring the VCS as a traversal server ............................ 139
Overview ...................................................................... 139
Adding and configuring a traversal server zone ............... 139
Configuring traversal for endpoints ................................ 139
Overview ................................................................ 139
Configuring traversal server ports .................................. 140
Overview ................................................................ 140
Configuration .......................................................... 140
STUN services ...............................................................141
About STUN .............................................................141
About ICE ................................................................141
STUN Binding Discovery ...........................................141
How it works ......................................................141
STUN Relay..............................................................141
How it works ......................................................141
Configuring STUN services .......................................141
Applications
Conference Factory ............................................................. 143
Overview ...................................................................... 143
Process .................................................................. 143
Configuration ................................................................ 143
Presence ............................................................................ 144
Overview ...................................................................... 144
Presence Server ........................................................... 144
Presence User Agent (PUA) ............................................ 145
Overview ................................................................ 145
Aggregation of presence information ....................... 145
FindMe presence .............................................. 145
Registration refresh period ...................................... 145
Firewall traversal
Firewall traversal overview ................................................... 132
About Expressway™ ...................................................... 132
How does it work? .................................................. 132
VCS as a firewall traversal client .................................... 132
VCS as a firewall traversal server ................................... 132
Quick guide to VCS traversal client - server configuration ...... 133
Overview ...................................................................... 133
VCS Control (client) ....................................................... 133
VCS Expressway (server) ............................................... 133
Firewall traversal protocols and ports .................................. 134
Overview ...................................................................... 134
Expressway process ..................................................... 134
H.323 firewall traversal protocols .................................. 134
SIP firewall traversal protocols ....................................... 134
Ports for initial connections from traversal clients .......... 135
Assent ports................................................................. 135
Call signaling .......................................................... 135
Media ..................................................................... 135
SIP ports ...................................................................... 135
Call signaling .......................................................... 135
Media ..................................................................... 135
H.460.18/19 ports ....................................................... 135
Call signaling .......................................................... 135
Media ..................................................................... 135
STUN ports ................................................................... 135
Ports for connections out to the public internet .............. 135
Firewall traversal and authentication ................................... 136
Overview ...................................................................... 136
Authentication and NTP ................................................. 136
Other issues ....................................................................... 137
Firewall traversal and Dual Network Interfaces ............... 137
Firewall configuration .................................................... 137
Configuring the VCS as a traversal client .............................. 138
TANDBERG VIDEO COMMUNICATIONS SERVER
ADMINISTRATOR GUIDE
Introduction Getting started
Overview and
status
System
configuration
VCS
configuration
Zones and
neighbors
Call
processing
Bandwidth
control
Firewall
traversal
Appendices Applications Maintenance
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