Cisco TelePresence Administrator's Manual page 195

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Port reference
Service/function Description
DNS Used for sending requests to DNS servers.
H.225 and H.245 call The range of ports to be used for call signalling after
signaling port range a call is established.
SIP TCP outbound port The range of ports to be used by outbound TCP/TLS
range SIP connections to a remote SIP device.
Traversal media port For traversal calls (where the VCS takes the media as
range well as the signaling), the range of ports to be used
for the media. Ports are allocated from this range in
pairs, with the first port number of each pair being an
even number. See
ports for more information.
TURN relay media port The range of ports available for TURN media relay.
range
LDAP Used for outbound connection to an LDAP server
(if the VCS is configured to use an LDAP server for
H.350 authentication).
External manager Used for outbound connection to an external manager
e.g. Cisco TMS.
Third-party FindMe / Used for outbound connection to a third-party FindMe
User Policy server / User Policy server.
Remote logging Used to send messages to the remote syslog server.
TMS Agent Used to connect to another VCS or Cisco TMS for
data replication.
Overview and System
Introduction
status configuration
D14049.08
November 2010
Default
10000 - 10210
UDP
15000 - 19999
TCP
25000 - 29999
TCP
50000 - 52399
UDP
Configuring the Traversal Subzone
60000 - 61200
UDP
uses a TCP source port from the ephemeral
range
uses a TCP source port from the ephemeral
range
uses a TCP source port from the ephemeral
range
uses a UDP source port from the ephemeral
range
uses a TCP source port from the ephemeral
range
Cisco VCS Zones and Clustering and
configuration neighbors
Ports
Direction Available range Configurable via
outbound not configurable
inbound 1024 - 65534 VCS configuration > Protocols > H.323
xConfiguration H323 Gatekeeper CallSignaling
outbound
PortRange Start
xConfiguration H323 Gatekeeper CallSignaling
PortRange End
outbound 1024 - 65534 VCS configuration > Protocols > SIP > Configuration
xConfiguration SIP TCP Outbound Port Start
xConfiguration SIP TCP Outbound Port End
outbound 1024 - 65533 VCS configuration > Local Zone > Traversal Subzone
xConfiguration Traversal Media Port Start
xConfiguration Traversal Media Port End
inbound 1024 - 65534 VCS configuration > Expressway > TURN
outbound xConfiguration Traversal Server TURN Media Port Start
xConfiguration Traversal Server TURN Media Port End
xConfiguration IP Ephemeral PortRange Start
xConfiguration IP Ephemeral PortRange End
Call Bandwidth
peers processing control
195
CISCO TELEPRESENCE VIDEO COMMUNICATION SERVER
Firewall
Applications Maintenance
traversal
ADMINISTRATOR GUIDE
Appendices