TANDBERG VCS Administrator's Manual page 7

Grey Headline (continued)
What's in this Manual?
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
Overview and
Introduction Getting Started
Status
D14049.04
JULY 2008
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
System VCS Zones and
Configuration Configuration Neighbors
Firewall Traversal and Authentication ................................... 154
Other Issues ...................................................................... 155
Configuring the VCS as a Traversal Client ............................. 156
Configuring the VCS as a Traversal Server ............................ 158
Call Bandwidth Firewall
Processing Control Traversal
7
TANDBERG VIDEO COMMUNICATIONS SERVER
ADMINISTRATOR GUIDE
Overview ...................................................................... 154
Authentication and NTP ................................................. 154
Firewall Traversal and Dual Network Interfaces............... 155
Firewall Configuration .................................................... 155
Overview ...................................................................... 156
Adding a New Traversal Client Zone ............................... 156
Configuring a Traversal Client Zone ................................ 157
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
Applications Maintenance Appendices