Aastra Telecom 9480i Series - Manual (Page 869)

Operational, Basic, and Advanced Parameters
41-001160-03, Rev 00, Release 2.4 A-95
Parameter –
sip T1 timer
T1 Timer
(in Web UI)
Aastra Web UI Advanced Settings->Global SIP->
Advanced SIP Settings
Configuration Files aastra.cfg, <mac>.cfg
Description This timer is a SIP transaction layer timer defined in RFC 3261.
Timer 1 is an estimate, in milliseconds, of the round-trip time (RTT).
Format Integer
Default Value 500
Range Not Applicable
Example sip T1 timer: 600
Parameter –
sip T2 timer
T2 Timer
(in Web UI)
Aastra Web UI Advanced Settings->Global SIP->
Advanced SIP Settings
Configuration Files aastra.cfg, <mac>.cfg
Description This timer is a SIP transaction layer timer defined in RFC 3261.
Timer 2 represents the amount of time, in milliseconds, a non-INVITE
server transaction takes to respond to a request.
Format Integer
Default Value 0
Range Not Applicable
Example sip T2 timer: 8
Draft 1