Rtp Parameters - Linksys SPA921-NA Administrator's Manual

Chapter 5 SPA900 Series Phone Field Reference
SIT3 RSC
SIT4 RSC
Try Backup RSC
Retry Reg RSC

RTP Parameters

Field
RTP Port Min
RTP Port Max
RTP Packet Size
Max RTP ICMP Err
Document Version 3.0
SIP response status code to INVITE on which to play the SIT3 Tone.
SIP response status code to INVITE on which to play the SIT4 Tone.
SIP response code that retries a backup server for the current request.
Interval to wait before the 900 Series phone retries registration after failing during
the last registration.
The default is 30.
Description
Minimum port number for RTP transmission and reception.
<RTP Port Max> should define a range that contains at least 4 even number
ports, such as 100 – 106.
The default is 16384.
Maximum port number for RTP transmission and reception.
The default is 16482.
Packet size in seconds, which can range from 0.01 to 0.16. Valid values must be
a multiple of 0.01 seconds.
The default is 0.030.
Number of successive ICMP errors allowed when transmitting RTP packets to the
peer before the 900 Series phone terminates the call. If value is set to 0, the 900
Series phone ignores the limit on ICMP errors.
The default is 0.
<RTP Port Min> and
Linksys 900 Series IP Phone Administrator Guide
SIP Tab
5-13