Cisco TelePresence Administrator's Manual page 237

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Command reference - xConfiguration
Zones Zone [1..1000] DNS SIP Duo Video Filter Mode: <On/Off>
Determines whether INVITE requests sent to this zone filter out Duo Video. This option may be required to enable interoperability with SIP devices that do not support Duo Video.
On: the second video line in any outgoing INVITE request is removed.
Off: INVITE requests are not modified.
Default: Off
Example: xConfiguration Zones Zone 1 DNS SIP Duo Video Filter Mode: Off
Zones Zone [1..1000] DNS SIP Poison Mode: <On/Off>
Determines whether SIP requests sent out to this zone will be "poisoned" such that if they are received by the local VCS again they will be rejected.
On: SIP requests sent out via this zone that are received again by this VCS will be rejected.
Off: SIP requests sent out via this zone that are received by this VCS again will be processed as normal.
Default: Off
Example: xConfiguration Zones Zone 1 DNS SIP Poison Mode: Off
Zones Zone [1..1000] DNS SIP Record Route Address Type: <IP/Hostname>
Controls whether the VCS uses its IP address or host name in the record-route or path headers of outgoing SIP requests to this zone.
Note: setting this value to Hostname also requires a valid DNS local host name to be configured on the VCS.
Default: IP
Example: xConfiguration Zones Zone [1..1000] DNS SIP Record Route Address Type: IP
Zones Zone [1..1000] DNS SIP SDP Attribute Line Limit Length: <80..65535>
If SIP SDP attribute line limit mode is set to On, sets the maximum line length of a=fmtp SDP lines.
Default: 130
Example: xConfiguration Zones Zone 1 DNS SIP SDP Attribute Line Limit Length: 130
Zones Zone [1..1000] DNS SIP SDP Attribute Line Limit Mode: <On/Off>
Determines whether requests containing SDP sent out to this zone will have the length of a=fmtp lines restricted.
On: the length will be truncated to the maximum length specified by the SIP SDP attribute line limit length setting.
Off: the length will not be truncated.
Example: xConfiguration Zones Zone 1 DNS SIP SDP Attribute Line Limit Mode: Off
Zones Zone [1..1000] DNS SIP SearchAutoResponse: <On/Off>
Determines what happens when the VCS receives a SIP search that originated as an H.323 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..
Default: Off
Example: xConfiguration Zones Zone 1 DNS SIP SearchAutoResponse: Off
Overview and System
Introduction
status configuration
D14049.08
November 2010
Cisco VCS Zones and Clustering and
configuration neighbors peers
Call Bandwidth
processing control
237
CISCO TELEPRESENCE VIDEO COMMUNICATION SERVER
Firewall
Applications Maintenance
traversal
ADMINISTRATOR GUIDE
Appendices