Cisco 7921G Power Supply for United Kingdom CP-PWR-7921G-UK= Manuel D’Utilisation
Codes de produits
CP-PWR-7921G-UK=
54
OL-15163-01
Using BLF to Determine a Line State
Depending on configuration, you can use the Busy Lamp Field (BLF) feature to determine the state of
a phone line associated with a speed-dial button, call log, or directory listing on your phone. You can
place a call to this line, regardless of the BLF status. This feature does not prevent dialing.
a phone line associated with a speed-dial button, call log, or directory listing on your phone. You can
place a call to this line, regardless of the BLF status. This feature does not prevent dialing.
If you want to...
Then...
See the state of a
speed-dial line
speed-dial line
Look for one of these indicators next to the line number:
Line is in-use.
Line is idle.
BLF indicator unavailable for this line.
See the state of a line
listed in a call log or
directory
listed in a call log or
directory
Look for one of these indicators next to the line number:
Line is in-use.
Line is idle.
BLF indicator unavailable for this line.