Port Usage - Polycom QDX 6000 System Administrator's Manual

Port Usage

You may need port usage information when you configure your network
equipment for video conferencing.
The following table shows IP port usage.
Port
23
24
80
123
161-162
389
443
514
636
1024-65535
1503-Static
1718-Static
1719-Static
Function
(Telnet) For diagnostics
Polycom API
(HTTP) Pulling Polycom QDX 6000 system information
(HTTP) Software upgrades
Static - TCP HTTP interface (optional)
UPD Network time protocol (NTP)
TCP/UDP SNMP
LDAP and ILS
Static - TCP/UDP ILS registration (LDAP)
TCP HTTPS
UDP syslog
Secure LDAP communication (LDAPS)
Dynamic TCP H245. Can be set to "Fixed Ports" on
Polycom systems.
Dynamic UDP - RTP (video data). Can be set to "Fixed
Ports" on Polycom systems.
Dynamic UDP - RTP (audio data). Can be set to "Fixed
Ports" on Polycom systems.
Dynamic UDP - RTCP (control information). Can be set to
"Fixed Ports" on Polycom systems.
TCP T.120
TCP Gatekeeper discovery (must be bidirectional)
TCP Gatekeeper RAS (must be bidirectional)
B
B - 1