Port usage – Polycom Audio and Video User Manual

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Appendix

Appendix - 3

Port Usage

The following table lists the H.323 port usage for the V500 system. Use this
information if you need to fully define the port rules for your network equipment.

Port

Function

TCP or UDP

(FTP) Software upgrades and provisioning for
V500 system

TCP

(Telnet) For diagnostics

(Telnet) Trace log

TCP

80-Static

HTTP interface/ web management (optional)

TCP

389-Static

ILS registration (LDAP)

TCP

1503-Static

T.120

TCP

1718-Static

Gatekeeper discovery (must be bidirectional)

TCP

1719-Static

Gatekeeper RAS (must be bidirectional)

TCP

1720-Static

H.323 call setup (must be bidirectional)

TCP

1731-Static

Audio call control (must be bidirectional)

TCP

1024-65535

Dynamic H245. Can be set to “Fixed Ports” on Polycom
systems.

TCP

1024-65535

Dynamic - RTP (video data). Can be set to “Fixed Ports”
on Polycom systems.

UDP

1024-65535

Dynamic - RTP (audio data). Can be set to “Fixed Ports”
on Polycom systems.

UDP

1024-65535

Dynamic - RTCP (control information). Can be set to
“Fixed Ports” on Polycom systems.

UDP