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i2021 ISDN Teleset
47
The Conf key will always change to AdNext. If you only subscribe to 3-
Way Conferencing, you cannot add any more to the conference.
CONFERENCING AN INCOMING CALL TO AN OUTGOING CALL
1. Answer the incoming call.
2. Press Conf and proceed as explained above.
CONFERENCING AN OUTGOING CALL TO AN INCOMING CALL
1. Place the outgoing call on Hold by using the Hold key.
2. The outgoing Call Appearance will flash red.
3. Answer the incoming call.
4. Press the Conf (conference) softkey and the phone adds dial tone
from another Call Appearance. Ignore the dial tone!
5. Press the first (outgoing) Call Appearance and the dial tone stops.
6. Press the Join key and the conference is completed.
CONFERENCING TWO INCOMING CALLS
1. Place the first incoming call on Hold – the first Call Appearance
flashes red.
2. Answer the second incoming call.
3. Press the Conf softkey. As above, ignore the dial tone you hear from
another Call Appearance.
4. Press the first Call Appearance, then press Join - the conference is
completed.
NOTE: You may press the Join key after the second party
answers or while it is ringing.
NOTE: When you attempt to join a 4
th
party, you will receive a
“Service Option Violated” message.