ZyXEL Communications P-2812HNU-51c Quick Start Manual page 12

European Flash Key Commands
Sub-
Command
command
Flash
Flash 0
Flash 1
Flash 2
Flash 3
Flash *98#
Phone Functions Summary
Keys Function
*98# Call transfer
*66# Call return
#### Internal Call
*95# Enable Do
Not Disturb
#95# Disable Do
Not Disturb
12
Description
Put a current call on hold to place a second call.
Switch back to the call (if there is no second call).
Drop the call presently on hold or reject an incoming call
which is waiting for answer.
Disconnect the current phone connection and answer
the incoming call or resume with caller presently on
hold.
1. Switch back and forth between two calls.
2. Put a current call on hold to answer an incoming call.
3. Separate the current three-way conference call into
two individual calls (one is on-line, the other is on hold).
Create three-way conference connection.
Transfer a call to another phone.
Description
Transfer a call to another phone.
Place a call to the last person who called you.
Call the phone(s) connected to the P-2812HNU-51c.
Use these to set your phone not to ring when someone calls
you.
Turn the Do Not Disturb function off.