User guide

Aastra Model 9133i IP Phone Features
10 Copyright © 2009 ADTRAN, Inc. 619500103-1A
2.1 Key Descriptions
The following section describes the various 9133i phone key functions, and how they help you make and
manage your calls and caller information.
Hard keys
The following hard keys labeled on your phone are configured for the call-handling features.
These keys are static and cannot be programmed or changed. They are located to the right of the dial pad.
Callers
Conference
Transfer
Redial
Mute