ZyXEL Communications Prestige 128IMH, User Manual, Page: 91 / 142

Prestige 128IMH User’s Guide ZyXEL
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Page 11-3
11.4. Three way calling
The Three Way Call feature allows you to add a third party to an existing call. This service
must be subscribed to from your telephone company.
11.4.1. How To Use Three Way Calling
If you wish to call someone and conference him/her in with an existing call:
a) Press the flash hook button and immediately release it to put the existing call on hold
and receive a dial tone.
b) Dial the third party’s telephone number.
c) When you are ready to conference the calls together, press the flash hook button and
immediately release it to establish a Three Way Conference Call.
Note: If you wish to cancel your attempt to establish the conference call because the third
party’s line in busy or if they don't answer, simply hang-up the telephone and pick it back
up after it starts ringing to return to the 1st caller.
To drop the last call added to the three-way-call:
Simply press the flash key. The last call that was added to the conference is dropped.
To drop yourself from the conference call:
If you hang-up your telephone during a three-way-call and the two other callers remain on
the line; the ISDN network will do an implicit transfer to directly connect the two remaining
callers together.
11.5. Call Transfer
Call Transfer allows you to transfer an active call to a third party. This service must be
subscribed to from your telephone company.
11.5.1. How To Use Call Transfer
Transferring an active call to a third party:
a) Once you have an active call (Caller A), press and immediately release the flash
hook button on your telephone to put Call A on hold and receive a dial tone.
b) Dial the third party’s telephone number (Caller B).