3Com 3C892 manual Call Conference, Three-Way Calling, Received or have placed the first call

82CHAPTER 7: SUPPLEMENTARY VOICE CALL SERVICES

Call Conference	Call Conference (also referred to as Three-Way Calling or TWC) allows you to add
(Three-Way Calling)	another party to an existing call. This feature can be used whether you have
	received or have placed the first call.
	You cannot conference two incoming calls. You must initiate the second call in
	order to activate Call Conference.
	Table 2 How to Use Call Conference
	How Do I	Do This

Place a new conference call?

Drop the last party added to the conference call?

Abort the second call and switch back to the first call?

While the first call is active, press and release the switch hook button. The B channel LED light flashes to indicate that the first call is on hold, and you will hear a dial tone. Then dial a third party number.

After the third party has answered, press and release the switch hook button to connect all three parties.

To drop the last party added to the conference call, press and release the switch hook button.

If the dialed party is busy, press and release the switch hook button to cancel the call and reconnect to the first call.

If you dialed a wrong number, or the far end does not answer, hang up the phone to abort the attempted call. The phone will then ring, indicating that the first call is on hold. Answer the phone to reconnect to the first call.

What if I hear a dial tone when I attempt to conference all three parties?

A dial tone indicates that one of the parties has dropped their call. Press and release the switch hook button to return to the previously active call. You can then conference a third party as described previously.

What if the telephone rings after I hang up?

While you try to conference a call, the active call will be put on hold to allow you to dial a new call. If you hang up the phone before the call is connected, the telephone will ring to let you know that you still have a call on hold.

Call Transfer Call Transfer is a voice call feature that allows you to transfer a call to a third party. This feature can be used whether you have received or have placed the first call.

Table 3 How to Use Call Transfer

How Do I	Do This
Place a new call?	While the first call is active, press and release the switch hook
	button, wait for the dial tone, and then dial a third party
	number.
	After the third party has answered, press and release the switch
	hook button to conference all three parties, and then hang up
	the telephone to transfer the call.
Cancel the second call and	If the dialed party is busy, press and release the switch hook
switch back to the first call?	button to cancel the attempted call and reconnect to the first
	call. If you hang up, the phone will ring back, indicating that
	you have a call on hold.
	If you dialed a wrong number, or the far end does not answer,
	hang up the phone to abort the attempted call. The phone will
	then ring, indicating that the first call is on hold. Answer the
	phone to reconnect to the first call.