Yealink SIP-T22 - Manual (Page 115)

Advanced Phone Features
103
Intercom is a useful feature in an office environment to quickly connect with the operator
or the secretary. You can press the intercom key to automatically connect with a remote
extension for outgoing intercom calls, and the remote extension will automatically
answer the incoming intercom calls.
Note
To configure an intercom key via phone user interface:
1. Press Menu->Features->DSS Keys.
2. Select the desired DSS key.
3. Press or , or the Switch soft key to select Intercom from the Type field.
4. Select the desired account from the Account ID field.
5. Enter the remote extension number in the Value field.
6. Press the Save soft key to accept the change or the Back soft key to cancel.
Intercom key is configurable via web user interface at the path DSSKey->Line key.
To place an intercom call:
1. Press the intercom key when the phone is idle.
The phone is automatically connected to the extension specified in the Value field.
2. Press the intercom key again or the Cancel soft key to end the intercom call.
The SIP-T22P/SIP-T22 IP phone supports automatically to answer an incoming intercom
call by default. The phone automatically plays a warning tone when it receives an
incoming intercom call. In addition, you can enable the phone to mute the microphone
when it automatically answers an incoming intercom call. You can also enable the
Intercom is not available on all servers. Contact your system administrator for more
information.