Linksys SPA 900 manual Response Status Code Handling, RTP Parameters

Chapter 5 Linksys IP Phone Field Reference

SIP Tab

Response Status Code Handling

Field	Description
SIT1 RSC	SIP response status code for the appropriate Special Information Tone (SIT). For example,
	if you set the SIT1 RSC to 404, when the user makes a call and a failure code of 404 is
	returned, the SIT1 tone is played. Reorder or Busy Tone is played by default for all
	unsuccessful response status code for SIT 1 RSC through SIT 4 RSC.
	Defaults to blank.
SIT2 RSC	SIP response status code to INVITE on which to play the SIT2 Tone.
	Defaults to blank.
SIT3 RSC	SIP response status code to INVITE on which to play the SIT3 Tone.
	Defaults to blank.
SIT4 RSC	SIP response status code to INVITE on which to play the SIT4 Tone.
	Defaults to blank.
Try Backup RSC	SIP response code that retries a backup server for the current request.
(not applicable to SPA901)	Defaults to blank.
Retry Reg RSC	Interval to wait before the Linksys IP phone retries registration after failing during the last
(not applicable to SPA901)	registration.
	Defaults to blank.

RTP Parameters

Field	Description
RTP Port Min	Minimum port number for RTP transmission and reception. <RTP Port Min> and <RTP
	Port Max> should define a range that contains at least 4 even number ports, such as 100 – 106.
	Defaults to 16384.
RTP Port Max	Maximum port number for RTP transmission and reception.
	Defaults to 16482.
RTP Packet SizeSPA901	Packet size in seconds, which can range from 0.01 to 0.16. Valid values must be a multiple
(not applicable to SPA901)	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
(not applicable to SPA901)	before the Linksys IP phone terminates the call. If value is set to 0, the Linksys IP phone
	ignores the limit on ICMP errors.
	Defaults to 0.

	Linksys IP Phone Administrator Guide
Firmware Version 5.1		5-13