Yealink SIP-T46G Administrator's Manual page 278

Administrator's Guide for SIP-T46G IP Phone
Parameter-
account.x.advanced.timer_t1
Description
Format
Default Value
Range
Example
Parameter-
account.x.advanced.timer_t2
Description
Format
Default Value
Range
Example
Parameter-
account.x.advanced.timer_t4
Description
266
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Configuration File
<MAC>.cfg
Configures the SIP session timer T1 (in
seconds) for account X.
T1 is an estimate of the Round Trip Time (RTT)
of transactions between a SIP client and SIP
server.
X ranges from 1 to 6.
Float
0.5
Not Applicable
account.1.advanced.timer_t1 = 1
Configuration File
<MAC>.cfg
Configures the session timer T2 (in seconds)
for account X.
T2 represents the maximum retransmitting
time of any SIP request message. The
re-transmitting and doubling of T1 continues
until the retransmitting time reaches the T2
value.
X ranges from 1 to 6.
Float
4
Not Applicable
account.1.advanced.timer_t2 = 5
Configuration File
<MAC>.cfg
Configures the session timer of T4 (in
seconds) for account X.
T4 represents the time the network will take