Cisco TelePresence Video Communication Server Administrator's Manual page 348

Reference material
Zones Zone [1..1000] TraversalServer H323 H46019 Demultiplexing Mode: <On/Off>
Determines whether the VCS will operate in demultiplexing mode for calls from the traversal client.
On: allows use of the same two ports for all calls.
Off: each call will use a separate pair of ports for media.
Default: Off
Example: xConfiguration Zones Zone 5 TraversalServer H323 H46019 Demultiplexing
Mode: Off
Zones Zone [1..1000] TraversalServer H323 Port: <1024..65534>
Specifies the port on the VCS being used for H.323 firewall traversal from this traversal client.
Default: 6001, incrementing by 1 for each new zone.
Example: xConfiguration Zones Zone 5 TraversalServer H323 Port: 2777
Zones Zone [1..1000] TraversalServer H323 Protocol: <Assent/H46018>
Determines which of the two firewall traversal protocols will be used for calls to and from the traversal client.
Note: the same protocol must be set on the client for calls to and from this traversal server.
Default: Assent
Example: xConfiguration Zones Zone 5 TraversalServer H323 Protocol: Assent
Zones Zone [1..1000] TraversalServer Registrations: <Allow/Deny>
Controls whether proxied SIP registrations routed through this zone are accepted.
Default: Allow
Example: xConfiguration Zones Zone 5 TraversalServer Registrations: Allow
Zones Zone [1..1000] TraversalServer 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 5 TraversalServer SIP Poison Mode: Off
Zones Zone [1..1000] TraversalServer SIP Port: <1024..65534>
Specifies the port on the VCS being used for SIP firewall traversal from this traversal client.
Default: 7001, incrementing by 1 for each new zone.
Example: xConfiguration Zones Zone 5 TraversalServer SIP Port: 5061
Cisco VCS Administrator Guide (X6.1) Page 348 of 401