Operating your Avaya 1220 IP Deskphone
146
Using Centrex Services
You can use a few Centrex services from your IP Deskphone. Contact
your system administrator to determine if the following features are
available:
“Using Centrex or Exchange Line Switchhook Flash” on page 146
“Using AutoDial Transfer” on page146

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 Three-Way Calling.

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 line-type features.
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.
1. Press the CentrexSHF key, and wait for
an interrupted dial tone.
CentrexSHF
(Goodbye)
CentrexSHF