Yealink SIP-T2xP Administrator's Manual page 337

Format
Default Value
Range
Example
Parameter-
sip.use_out_bound_in_dialog
Description
Format
Default Value
Range
Example
Parameter-
account.X.advanced.timer_t1
Description
Boolean
1
Valid values are:
0-Disabled
1-Enabled
phone_setting.is_deal180 = 1
Configuration File
<y0000000000xx>.cfg
Enables or disables the IP phone to send the
SIP requests to the outbound proxy server.
If it is set to 1 (Enabled), all the SIP request
messages from the IP phone will be forced to
send to the outbound proxy server.
Note: If you change this parameter, the IP
phone will reboot to make the change take
effect.
Boolean
1
Valid values are:
0-Disabled
1-Enabled
sip.use_out_bound_in_dialog = 1
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.
Appendix
321