Configuring dns zones, Zones – TANDBERG D14049.04 User Manual
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D14049.04
JULY 2008
Grey Headline (continued)
TANDBERG
VIDEO COMMUNICATIONS SERVER
ADMINISTRATOR GUIDE
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
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.