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5
Introduction
Getting
Started
System
Overview
System
Configuration
H.323 & SIP
Configuration
Registration
Control
Zones and
Neighbors
Call
Processing
Firewall
Traversal
Bandwidth
Control
Maintenance
Appendices
Introduction
ENUM Dialing 87
ENUM Dialing Overview .......................................................... 87
About ENUM Dialing ............................................................ 87
ENUM Process .................................................................... 87
Enabling ENUM Dialing ........................................................ 87
Outgoing Calls ............................................................... 87
Incoming Calls ............................................................... 87
ENUM Dialing for Outgoing Calls ............................................ 88
Prerequisites ...................................................................... 88
Process ..............................................................................88
Example ............................................................................. 88
Configuring Matches for ENUM Zones ..................................89
Example ........................................................................ 89
Configuring Transforms for ENUM Zones .............................. 89
Example ........................................................................ 89
Configuring ENUM Zones ..................................................... 90
Configuring DNS Servers ..................................................... 91
ENUM Dialing for Incoming Calls ............................................ 92
Prerequisites ...................................................................... 92
About DNS Domains for ENUM ............................................ 92
Configuring DNS NAPTR Records ........................................ 92
Example ........................................................................ 92
Calls to and from Unregistered Endpoints 93
About Unregistered Endpoints ................................................ 93
Calls to an Unregistered Endpoint .......................................... 93
Overview ............................................................................ 93
Configuration ...................................................................... 93
Calls from an Unregistered Endpoint ...................................... 93
Recommended Configuration for Firewall Traversal ..............93
Fallback Alias 94
Fallback Alias ........................................................................94
Overview ............................................................................ 94
Configuration ...................................................................... 94
Example Use of a Fallback Alias .......................................... 94
Disconnecting calls 95
Overview ............................................................................... 95
About the Call Control API ................................................... 95
Identifying a Particular Call ....................................................95
Call ID Number ................................................................... 95
Call Serial Number .............................................................. 95
Obtaining the Call ID/Serial Number .................................... 95
Disconnecting a Call via the Web Interface .............................96
Disconnecting a Call via the CLI ............................................. 96
Issues when Disconnecting SIP Calls ..................................... 96
Firewall Traversal 97
Firewall Traversal Overview .................................................... 97
About Firewall Traversal ...................................................... 97
VCS and Firewall Traversal ..................................................... 97
VCS as a Firewall Traversal Client ........................................ 97
VCS as a Firewall Traversal Server ....................................... 97
Firewall Traversal Protocols and Ports .................................... 98
Overview ............................................................................ 98
Process .............................................................................. 98
Ports for Initial Connections from Traversal Clients ............... 98
H.323 Firewall Traversal Protocols .......................................98
Assent Ports ....................................................................... 98
H.460.18/19 Ports ............................................................. 98
SIP Ports ............................................................................ 98
Ports for Connections out to the Public Internet ................... 99
STUN Ports ......................................................................... 99
Firewall Configuration ............................................................ 99
Firewall Traversal and Authentication.................................... 100
Overview .......................................................................... 100
Client Type and Client Settings ............................................ 100
Server Type and Server Settings .......................................... 100
Configuring the VCS as a Traversal Client ............................. 101
Overview .......................................................................... 101
Adding a New Traversal Client Zone ................................... 101
Configuring a Traversal Client Zone .................................... 102
Configuring the VCS as a Traversal Server ............................103
Overview .......................................................................... 103
Adding a New Traversal Server Zone ..................................103
Configuring a Traversal Server Zone ...................................104
Configuring Traversal for Endpoints ....................................105
Configuring Traversal Server Ports ..................................... 106
STUN Services .................................................................... 107
About STUN ...................................................................... 107
About ICE ......................................................................... 107
STUN Binding Discovery .................................................... 107
STUN Relay ....................................................................... 107
Configuring STUN Services ................................................ 108
Bandwidth Control 109
Overview .............................................................................109
About Bandwidth Control ...................................................109
Example Network Deployment ...........................................109
Subzones ............................................................................ 110
About Subzones ................................................................ 110
About the Default Subzone ................................................ 110
Specifying the IP Address Range of a Subzone ................... 110
About the Traversal Subzone ............................................. 110
Default Settings ................................................................ 110
Traversal Calls ..................................................................110
Bandwidth Consumption of Traversal Calls ......................... 110
Creating a Subzone ............................................................. 111
Configuring a Subzone .........................................................112
Applying Bandwidth Limitations to Subzones ........................113
Types of Limitations ..........................................................113
How Different Bandwidth Limitations are Managed .............113
About Pipes ........................................................................ 114
Creating Pipes ..................................................................... 114
Editing Pipes .......................................................................115
About Links ......................................................................... 116
Default Links ...............................................................116
Creating Links ..................................................................... 116
Editing Links ....................................................................... 117
TANDBERG VIDEO COMMUNICATION SERVER
ADMINISTRATOR GUIDE
D 14049.01
07.2007
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