Avaya J100 Series Installing And Administering page 451

Parameter name
SIP_TIMER_T1
SIP_TIMER_T2
SIP_TIMER_T4
April 2020 Installing and Administering Avaya J100 series IP Phones in an Open SIP
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Default value
500
4,000
5,000
environment
List of configuration parameters
Description
Specifies the time in
milliseconds and is an
estimate of the Round Trip
Time (RTT).
Valid values are 500
through 10000.
Note:
This parameter is
supported only for
3PCC environment.
Specifies the time in
milliseconds and is an
estimate of the maximum
retransmit interval for non-
INVITE requests and
INVITE responses.
Valid values are 2500
through 60000.
Note:
This parameter is
supported only for
3PCC environment.
Specifies the time in
milliseconds and is an
estimate of the maximum
duration for a message to
remain in the network.
Valid values are 500
through 10000.
Note:
This parameter is
supported only for
3PCC environment.
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