Grandstream Networks GXV3275 Administration Manual page 67

Offhook Auto Dial
Offhook Timeout (s)
Enable Function for Incoming
Call
Firmware Version 1.0.3.6
It is used to configure a User ID/extension to dial automatically when
the phone is offhook. The phone will use the first account to dial the
configured numbers out. The default setting is "No".
It is used to set the timer for off hook. The phone system will be
automatically on hook if users pick up the handset or turn on the
speaker, and do not take any actions before the offhook timeout
expired (in seconds). The default setting is 30. The valid range is from
10 to 60.
It is used to enable the preview feature for the incoming video calls.
Defines the function for the incoming video call. If it is set to "Preview",
the phone system will pop up the PREVIEW key on the LCD screen
when there is an incoming video call, and users could tap on it to
check video caller without answering the incoming video call.
The default setting is "None".
GXV3275 Administration Guide Page 65 of 103