Grey Headline (continued)
VCS port reference
Service/function
Description
Traversal server media
Used on the VCS Expressway for demultiplexing
demultiplexing RTP
RTP media.
Assent call signaling
Used on the VCS Expressway for Assent
signaling.
H.460.18 call signaling
Used on the VCS Expressway for H.460.18
signaling.
Traversal server media
Used on the VCS Expressway for demultiplexing
demultiplexing RTCP
RTCP media.
STUN discovery
Used on the VCS Expressway for STUN discovery
services.
STUN relay
Used on the VCS Expressway listening port for
STUN relay requests.
SIP UDP
Listens for incoming SIP UDP calls.
SIP TCP
Listens for incoming SIP TCP calls.
SIP TLS
Listens for incoming SIP TLS calls.
Traversal server zone
The port on the VCS Expressway being used
H323 Port
for H.323 firewall traversal from a particular
traversal client.
Traversal server zone SIP
The port on the VCS Expressway being used for
Port
SIP firewall traversal from a particular traversal
client.
Device Provisioning
Used as part of the Device Provisioning feature.
Overview and
Introduction
Getting started
status
D14049.05
February 2009
Default
2776 UDP
2776 TCP
2777 TCP
2777 UDP
3478 UDP
4678 UDP
5060 UDP
5060 TCP
5061 TCP
6001 UDP,
incrementing by 1
for each new zone.
7001 TCP,
incrementing by 1
for each new zone.
8989 TCP
System
VCS
Zones and
configuration
configuration
neighbors
VCS ports
Direction
Available range
Configurable via
inbound
1024 - 65534
VCS configuration > Expressway > Ports
xConfiguration Traversal Server Media Demultiplexing
outbound
RTP Port
inbound
1024 - 65534
VCS configuration > Expressway > Ports
xConfiguration Traversal Server H323 Assent
CallSignaling Port
inbound
1024 - 65534
VCS configuration > Expressway > Ports
xConfiguration Traversal Server H323 H46018
CallSignaling Port
inbound
1024 - 65534
VCS configuration > Expressway > Ports
xConfiguration Traversal Server Media Demultiplexing
outbound
RTCP Port
inbound
1024 - 65534
VCS configuration > Expressway > STUN
xConfiguration Traversal Server STUN Discovery Port
inbound
1024 - 65534
VCS configuration > Expressway > STUN
xConfiguration Traversal Server STUN Relay Port
inbound
1024 - 65534
VCS configuration > Protocols > SIP > Configuration
xConfiguration SIP UDP Port
outbound
inbound
1024 - 65534
VCS configuration > Protocols > SIP > Configuration
xConfiguration SIP TCP Port
inbound
1024 - 65534
VCS configuration > Protocols > SIP > Configuration
xConfiguration SIP TLS Port
inbound
1024 - 65534
VCS configuration > Zones > Edit zone
xConfiguration Zones Zone [1..200] TraversalServer
H323 Port
inbound
1024 - 65534
VCS configuration > Zones > Edit zone
xConfiguration Zones Zone [1..200] TraversalServer SIP
Port
inbound
not configurable
Call
Bandwidth
processing
control
185
TANDBERG
VIDEO COMMUNICATIONS SERVER
Firewall
Applications
Maintenance
traversal
ADMINISTRATOR GUIDE
Appendices
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