3Com VCX V7122 SIP, User Manual

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3Com VCX V7122/SIP VoIP Gateway User Manual
B.2 3Com Defined Payload Types
Table 31
3Com Defined Payload Types
Payload Type Description Basic Packet Rate [ms]
35 G.726 16 Kbps 20
36 G.726 24 Kbps 20
38 G.726 40 Kbps 20
39 G.727 16 Kbps 20
40 G.727 24-16 kbps 20
41 G.727 24 Kbps 20
42 G.727 32-16 Kbps 20
43 G.727 32-24 Kbps 20
44 G.727-32 Kbps 20
45 G.727 40-16 Kbps 20
46 G.727 40-24 Kbps 20
47 G.727 40-32 Kbps 20
49 NetCoder 4.8 Kbps 20
50 NetCoder 5.6 Kbps 20
51 NetCoder 6.4 Kbps 20
52 NetCoder 7.2 Kbps 20
53 NetCoder 8.0 Kbps 20
54 NetCoder 8.8 Kbps 20
55 NetCoder 9.6 Kbps 20
56 Transparent PCM 20
96 DTMF relay per RFC 2833
100 DTMF relay (non standard)
101 Fax Relay Different packet rates
102 Fax Bypass 20
103 Modem Bypass 20
104 RFC2198 (Redundancy) Same as channel’s voice coder