SPA and Wireless IP Phone Field Reference
SIP Tab
Cisco SPA and Wireless IP Phone Administration Guide
209
B
RTP Parameters
Retry Reg RSC
Interval to wait before the SPA9000 retries registration
after failing during the last registration.
Defaults to blank.
Parameter
Description
Parameter
Description
RTP Port Min
Minimum port number for RTP transmission and
reception. Minimum port number for RTP transmission
and reception. Should define a range that contains at
least 10 even number ports (twice the number of lines);
for example, 100 – 106.
Defaults to 16384.
RTP Port Max
Maximum port number for RTP transmission and
reception. Should define a range that contains at least
10 even number ports (twice the number of lines); for
example, 100 – 106.
Defaults to 16482.
RTP Packet Size
Packet size in seconds, which can range from 0.01 to
0.16. Valid values must be a multiple of 0.01 seconds.
Defaults to 0.030.
Max RTP ICMP Err
Number of successive ICMP errors allowed when
transmitting RTP packets to the peer before the
SPA9000 terminates the call. If value is set to 0, the
SPA9000 ignores the limit on ICMP errors.
Defaults to 0.
