IP Phone User's Manual
Table Of Contents

GXV3140 USER MANUAL  www.grandstream.com 
SOFTWARE VERSION 1.0.0.44 support@grandstream.com 
Press F1 to Select Call Features and the following screen will be displayed: 
Other features include configuration for Auto Answer, Do Not Disturb, Call Waiting, Call Waiting Tone, and 
Direct IP Call (as shown in the figure below): 










