AT800 Series User Manual
ATCOM TECHNOLOGY CO., LIMITED www.atcom.cn
the previous registration. Defaults to 8 seconds.
5. Sub Retry Intvl---The retry interval when the last SUBSCRIBE request fails. Defaults to 10
seconds.
RTP Parameters
1. RTP Port---Minimum port number for RTP transmission and reception. <RTP Port Min>
and <RTP Port Max> should define a range that contains at least 2 even number ports .
Defaults to 16384
2. RTP Port Max---Maximum port number for RTP transmission and reception. <RTP port
Min> and <RTP Port Max> should define a range that contains at least 2 even number
ports. Defaults to 16482.
3. RTP Packet Size (ms)---Packet size in milliseconds, which can be 10, 20, 30, 40, 60
Warning: Lin16-16 codec only supports RTP packet size = 10 ms because of the voice chip
limitation. G.723 only allows 30ms/60ms RTP packet size.
SDP Payload Types
1. AVT Dynamic Payload---AVT dynamic payload type. Defaults to 101
2. G729b Dynamic Payload---G729b dynamic payload type. Defaults to 18
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