Polycom RMX 1500 Administrator's Manual page 478

Polycom RMX 1500/2000/4000 Getting Started Guide
14-44
Table 14-19 RMX Network Port Usage Summary
Connection Port
Type Number
NTP 123
H.323 GK 1719
RAS
H.323 Q.931 1720 -
incoming
;
49152-
59999 -
outgoing
H.323 H.245 49152 -
59999
SIP server 5060
60000
Protocol Description
UDP Network Time
Protocol. Enables
access to a time
server on the
network.
UDP Gatekeeper RAS
messages traffic
TCP H.323 Q.931 call
signaling.
Each outgoing call
has a separate port.
The port for each
outgoing call is
allocated
dynamically.
TCP H.245 control.
Each outgoing call
has a separate port.
The port for each
outgoing call is
allocated
dynamically. It can be
avoided by tunneling.
UDP, Connection to the
TCP SIP Server.
Sometimes port
60000 is used when
the system cannot
reuse the TCP port.
This port can be set
in the Central
signaling (CS)
configuration file.
Configurable
No
No
Yes - for
outgoing calls
only.
It is
configured in
the Fixed
Ports section
of the IP
service.
Yes - for
outgoing calls
only.
It is
configured in
the Fixed
Ports section
of the IP
service.
Yes - in the IP
service