TANDBERG D14049.04 - Manual (Page 7)

7
D14049.04
JULY 2008
Grey Headline (continued)
About the Traversal Subzone ......................................... 136
Traversal Calls ........................................................ 136
Bandwidth Consumption of Traversal Calls ............... 136
Creating a Subzone ....................................................... 137
Configuring a Subzone ................................................... 138
Applying Bandwidth Limitations to Subzones .................. 139
Types of Limitations ................................................ 139
How Different Bandwidth Limitations are Managed ... 139
Links .................................................................................. 140
About Links .................................................................. 140
Creating a New Link ................................................ 140
Default Links .......................................................... 140
Creating Links .............................................................. 140
Editing Links ..................................................................141
Default Links ................................................................ 142
About Default Links ................................................. 142
Pre-Configured Links ............................................... 142
Automatically Created Links .................................... 142
Pipes ................................................................................. 143
About Pipes .................................................................. 143
Creating Pipes .............................................................. 143
Editing Pipes ................................................................ 144
Editing an Existing Pipe ........................................... 144
Applying Pipes to Links ................................................. 145
One Pipe, One Link ................................................. 145
One Pipe, Two or More Links .................................... 145
Example ........................................................... 145
Two Pipes, One Link ................................................ 145
Example ........................................................... 145
Default Bandwidth and Downspeeding ................................. 146
About the Default Call Bandwidth .................................. 146
About Downspeeding .................................................... 146
Configuring Default Call Bandwidth and Downspeeding ... 146
Firewall Traversal and Authentication ................................... 154
Overview ...................................................................... 154
Authentication and NTP ................................................. 154
Other Issues ...................................................................... 155
Firewall Traversal and Dual Network Interfaces............... 155
Firewall Configuration .................................................... 155
Configuring the VCS as a Traversal Client ............................. 156
Overview ...................................................................... 156
Adding a New Traversal Client Zone ............................... 156
Configuring a Traversal Client Zone ................................ 157
Configuring the VCS as a Traversal Server ............................ 158
Overview ...................................................................... 158
Adding a New Traversal Server Zone .............................. 158
Configuring a Traversal Server Zone ............................... 159
Configuring Traversal for Endpoints ................................ 160
Overview ................................................................ 160
Configuring Traversal Server Ports ................................. 161
Overview ................................................................ 161
STUN Services .............................................................. 162
About STUN ............................................................ 162
About ICE ............................................................... 162
STUN Binding Discovery .......................................... 162
How it works ..................................................... 162
STUN Relay............................................................. 162
How it works ..................................................... 162
Configuring STUN Services ...................................... 163
Bandwidth Control Examples ................................................147
Example Without a Firewall .............................................147
Example With a Firewall ................................................ 148
VCS Expressway Subzone Configuration ................... 148
VCS Control Subzone Configuration .......................... 148
Firewall Traversal
Firewall Traversal Overview .................................................. 150
About Expressway™ ...................................................... 150
How does it work? .................................................. 150
VCS as a Firewall Traversal Client .................................. 150
VCS as a Firewall Traversal Server ................................. 150
Quick Guide to VCS Traversal Client - Server Configuration .... 151
Overview ...................................................................... 151
VCS Control (Client) ...................................................... 151
VCS Expressway (Server) ............................................... 151
Firewall Traversal Protocols and Ports .................................. 152
Overview ...................................................................... 152
Expressway Process ..................................................... 152
H.323 Firewall Traversal Protocols ................................. 152
SIP Firewall Traversal Protocols ..................................... 152
Ports for Initial Connections from Traversal Clients ......... 153
Assent Ports................................................................. 153
Call signaling .......................................................... 153
Media ..................................................................... 153
SIP Ports ...................................................................... 153
Call signaling .......................................................... 153
Media ..................................................................... 153
H.460.18/19 Ports ....................................................... 153
Call signaling .......................................................... 153
Media ..................................................................... 153
STUN Ports ................................................................... 153
Ports for Connections out to the Public Internet ............. 153
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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