Yealink SIP-T48G

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
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Details of Configuration Parameters:
Parameters
Permitted Values
Default
features.ringer_device.is_use_headset
0, 1 or 2
0
Description:
Configures the ringer device for the IP phone.
0-Use Speaker
1-Use Headset
2-Use Headset & Speaker
If the ringer device is set to Headset or Headset&Speaker, the headset should be
connected to the IP phone and the headset mode also should be activated in
advance.
Note: It is not applicable to CP860 IP phones.
Web User Interface:
Features->Audio->Ringer Device for Headset
Phone User Interface:
None
To configure ringer device for headset via web user interface:
1. Click on Features->Audio.
2. Select the desired value from the pull-down list of Ringer Device for Headset.
3. Click Confirm to accept the change.
Auto redial allows IP phones to redial a busy number after the first attempt. Both the
number of attempts and waiting time between redials are configurable.