TANDBERG D14049.01 Enum Dialing Disconnecting calls, Calls to and from Unregistered Endpoints

Table of Contents

TANDBERG VIDEO COMMUNICATION SERVER ADMINISTRATOR GUIDE

ENUM Dialing 87 Disconnecting calls 95

Configuring the VCS as a Traversal Server	103
Overview	103

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

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

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	09
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

Introduction

Getting

System

System

H.323 &

SIP

Registration

Zones and

Call

Firewall

Bandwidth

Maintenance

Appendices

Started

Overview

Configuration

Configuration

Control

Neighbors

Processing

Traversal

Control

D 14049.01

07.2007