Ports Used on Polycom Phones

The following table lists the ports currently used by Polycom UC Software.

Telnet is disabled by default on VVX phones.

H.323 is available only on the VVX 500/501, 600/601, and 1500.

RTP and RTCP can use any even port between 2222 and 2269 (2317 on VVX 500/501, 600/601, or 1500), but you can configure ports by setting tcpIpApp.port.rtp.mediaPortRangeStart .

Table 1. Ports Used by Polycom Phones

Port Number

Protocol

Outgoing

Incoming

UDP or TCP

21

FTP

Provisioning, Logs

TCP

22

SSH

Admin

Admin

TCP

23

Telnet

Admin

TCP

53

DNS

UDP

67

DHCP

Server

UDP

68

DHCP

Client

UDP

69

TFTP

Provisioning, Logs

UDP

80

HTTP

Provisioning, Logs, Pull Web interface, Poll

TCP

123

NTP

Time Server

UDP

389

LDAP

443

HTTPS

Provisioning, Logs

HTTP Pull Web interface, HTTP Push

TCP

514

Syslog

Logs

636

LDAP

1719

H.323

RAS Signaling

RAS Signaling

1720

H.323

Signaling

Signaling

2222

RTP

Media Packets

Media Packets

2223

RTCP

Media Packet Statistics

Media Packet Statistics

5060

SIP

SIP signaling

SIP signaling

5061

SIP over TLS

Secure signaling

Secure signaling

24800

PDC

PDC Client messages

PDC Server messages

TCP