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Configuring dns zones, Zones – TANDBERG D14049.04 User Manual

Page 95

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95

D14049.04
JULY 2008

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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

Zones

Configuring DNS Zones

SIP mode

Determines whether SIP calls will be allowed to this zone.

H.323 mode

Determines whether H.323 calls will be allowed to this zone.

Full details of how to use and configure DNS zones is
given in

URI Dialing

.

Searches are automatically responded to

Determines what happens when the VCS receives a search
destined for this zone.

Off

: a SIP OPTION message will be sent to the zone.

On

: searches will be responded to automatically, without being

forwarded to the zone.
Note: In most cases this option should normally be left as
the default

Off

. However, some systems such as Microsoft

OCS 2007 will not accept SIP OPTION messages, so for these
zones this should be set to

On

. If you do change this to

On

,

you must also configure pattern matches to ensure that only
those searches that actually match endpoints in this zone are
responded to.

!

Refer to the relevant TANDBERG VCS Deployment
Guide for full details on how to configure these
advanced options for specific systems.

Empty INVITE allowed

Determines whether the VCS will generate a SIP INVITE
messages which has no SDP to send to this zone.

On

: SIP INVITEs with no SDP will be generated and sent to this

neighbor.

Off

: SIP INVITEs with no SDP will be generated but a pre-

configured SDP will be inserted before they are sent to this
neighbor. The defaults for the SDP are:
Note: In most cases this option should normally be left as the
default

On

. However, some systems such as Microsoft OCS

2007 will not accept invites with no SDP, so for these zones this
should be set to

Off

.

!

Refer to the relevant TANDBERG VCS Deployment
Guide for full details on how to configure these
advanced options for specific systems.