Defined Payload Types; Default Rtp/Rtcp/T.38 Port Allocation - 3Com VCX v7111 User Manual

Defined Payload Types

Defined Payload Types
Table 116
Payload Type Description
96 RFC 2833 DTMF relay
102 Fax Bypass
103 Modem Bypass
104 RFC 2198 (Redundancy)
105 NSE Bypass

Default RTP/RTCP/T.38 Port Allocation

The following table shows the default RTP/RTCP/T.38 port allocation.
Default RTP/RTCP/T.38 Port Allocation
Table 117
Channel Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
424
RTP Port
6000
6010
6020
6030
6040
6050
6060
6070
6080
6090
6100
6110
6120
6130
6140
6150
Basic Packet Rate [msec]
20
20
20
Same as channels voice coder.
RTCP Port
6001
6011
6021
6031
6041
6051
6061
6071
6081
6091
6101
6111
6121
6131
6141
6151
®
3Com VCX V7111 VoIP Gateway User Guide
T.38 Port
6002
6012
6022
6032
6042
6052
6062
6072
6082
6092
6102
6112
6122
6132
6142
6152