Operating your IP Phone 1220
Using Centrex Services
You can use a few Centrex services from your IP phone. Contact your system administrator to determine if the following features are available:
•“Using Centrex or Exchange Line Switchhook Flash” on page 138
•“Using AutoDial Transfer” on page 138
Using Centrex or Exchange Line Switchhook Flash
Use the Centrex or Exchange Line Switchhook Flash feature during an active call to use Call Transfer or
CentrexSHF
(Goodbye)
1.During a call, press the CentrexSHF key.
You hear a special dial tone.
2.Dial the codes for your custom Centrex feature.
3.Press the Goodbye key to end the call.
Using AutoDial Transfer
Use the AutoDial Transfer feature to transmit digits to the Central Office after a Trunk Switchhook Flash. You must be on a Central Office/ Exchange (CO) trunk call from, or connected to, a CO that offers Centrex or exchange
CentrexSHF |
| 1. Press the CentrexSHF key, and wait for |
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| an interrupted dial tone. | |
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