Yealink SIP-T22 - Manual (Page 109)

Advanced Phone Features
97
This chapter provides operating instructions for the advanced features of the
SIP-T22P/SIP-T22 IP phone. Topics include:

Busy Lamp Field (BLF)

Call Recording

Hot Desking

Intercom

Multicast Paging

Music on Hold

Automatic Call Distribution (ACD)

Messages
If you require additional information or assistance with your new phone, contact your
system administrator.
You can use BLF to monitor a specific line for status changes on the phone. For example,
you can configure a BLF key (line key) on the phone for monitoring the status of a
friend’s line (busy or idle). The BLF key LED flashes green when the friend's line is in use.
For more information on BLF key LED indications, refer to
LED Instructions on page 4 .
You can press a BLF key to dial out the monitored phone number when the monitored
line is idle. You can receive a visual and an audio alert (if enabled), and also pick up the
call when the monitored line receives an incoming call. For more information, contact
your system administrator.
To configure a BLF 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 BLF from the Type field.