Yealink SIP-T4X, Administrator'S Manual

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Administrator’s Guide for SIP-T4X IP Phones
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X ranges from 1 to 6.
Format Float
Default Value 5
Range 2.5 to 60
Example account.1.advanced.timer_t4 = 5
Parameter-
account.X.session_timer.enable
Configuration File
<MAC>.cfg
Description
Enables or disables the session timer for
account X.
If it is set to 1 (Enabled), IP phone will send
periodic re-INVITE requests to refresh the
session during a call.
X ranges from 1 to 6.
Format Boolean
Default Value 0
Range
Valid values are:
0-Disabled
1-Enabled
Example account.1.session_timer.enable = 1
Parameter-
account.X.session_timer.expires
Configuration File
<MAC>.cfg
Description
Configures the IP phone to refresh the session
during a call at regular intervals (in seconds)
for account X.
If it is set to 1800, the IP phone will refresh the
session during a call before 1800 seconds.
X ranges from 1 to 6.
Format Integer
Default Value 1800
Range 30 to 7200
Example account.1.session_timer.expires = 1800