Yealink T40G

Troubleshooting
555
Values
1-Enabled
Default
0
Parameter
sip.reliable_protocol.timerae.enable
<y0000000000xx>.cfg
Description
It enables or disables the timer for ict and nict when TCP protocol is used.
Note: This parameter can be used for fast failover purpose when TCP connection fails.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Parameter
sip.mac_in_ua
<y0000000000xx>.cfg
Description
It enables or disables the IP phone to carry the MAC address information in the
User-Agent header.
Permitted
Values
0-Disabled
1-Enabled, the IP phone will carry the MAC address with colon (for example:
00:15:65:7f:fb:7e) in the User-Agent header.
2-Enabled, the IP phone will carry the MAC address without colon (for example:
0015657ffb7e) in the User-Agent header.
Default
0
[1]
If you change this parameter, the IP phone will reboot to make the change take effect.
Call Settings Parameters
Parameter
phone_setting.show_code403
<y0000000000xx>.cfg
Description
It configures the display message on the LCD screen when receiving a 403 message.
If it is left blank, the IP phone will display the value sent from the server when
receiving the 403 message.
Permitted
Values
String within 99 characters
Default
Blank
Parameter
phone_setting.incoming_call_when_dialing.priority
<y0000000000xx>.cfg
Description
It enables or disables the IP phone to interrupt the user operation when there is an
incoming call.
Permitted
Values
0-Disabled, the IP phone will not prompt the incoming call information when the user
is dialing or selecting a contact from directory/call log lists to transfer a call/to set up a
conference/to place a new call.
1-Enabled, the IP phone will return to the dialing screen if there is an incoming call