Yealink SIP-T20 - Manual (Page 91)

Advanced Phone Features
79
This chapter provides operating instructions for the advanced features of the
SIP-T20P/SIP-T20 IP phone. Topics include:

Busy Lamp Field (BLF)

Call Recording

Hot Desking

Intercom

Multicast Paging

Music on Hold

Automatic Call Distribution (ACD)

Message
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 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 .
2. Select Features->DSS Keys.
3. Select the desired DSS key.
4. Press or to select BLF from the Type field.
5. Press or to select the desired account from the Account ID field.
1. Type:
◄ BLF ►