Appendix B: Rtp/Rtcp Payload Types; Packet Types Defined In Rfc 1890 - 3Com V7111 - VCX 4 Channels Analog FXO Media Gateway User Manual

A
PPENDIX
RTP Payload Types are defined in RFC 1889 and RFC 1890. 3Com has added new payload
types to enable advanced use of other coder types. These types are reportedly not used by
other applications.
See the VCX V7165 Digital Media Server Release Notes for the supported coders.

Packet Types Defined in RFC 1890

Packet Types Defined in RFC 1890
Table 25
Payload Type Description
0 G.711 µ-Law
2 G.726-32
4 G.723 (6.3/5.3 Kbps)
8 G.711 A-Law
18 G.729
200 RTCP Sender Report
201 RTCP Receiver Report
202 RTCP SDES packet
203 RTCP BYE packet
204 RTCP APP packet
3Com VCX V7111 VoIP SIP Gateways User Manual
B: RTP/RTCP P
Basic Packet Rate [ms]
20
20
30
20
20
Randomly, approximately every 5 seconds (when
packets are sent by channel)
Randomly, approximately every 5 seconds (when
channel is only receiving)
T
AYLOAD YPES
149