Draytek VIGOR3300V+ User Manual page 200

Unattended mode –
1. At the first, phone A and phone B talk on the phone.
2. Phone A presses flash hook.
(phone A will play dialtone, yet phone B will hold and
wait)
Next, phone A dials "4" and presses "#" immediately
(phone A still plays dial tone)
Phone A dials the phone number of phone C for phone
A wants to transfer phone B to Phone C.
3. When phone C picks up the phone, then phone C can
talk with phone B.
The call transfer is done now. Phone A plays busy tone.
Attended mode –
1. At the first, phone A and phone B talk on the phone.
2. Phone A presses flash hook.
(phone A will play dialtone, yet Phone B will hold and
wait)
Next, phone A dials the phone number of phone C.
3. Phone C picks up the phone to connect with phone A.
4. Phone C is on-hook to disconnect with phone A.
Phone A presses flash hook to resume the call with
Phone B.
5. Phone A presses flash hook again
(phone A will play dialtone, yet phone B will hold)
Phone A dials "4" and press "#" immediately, and then
phone A will transfer phone B to C.
6. When phone C picks up the phone, then phone C can
talk with phone B.
The call transfer is done now.
Attended mode –
1. At the first, phone A and phone B talk on the phone.
2. Phone A presses flash hook
(phone A will play dialtone, yet phone B will hold and
wait). Then, phone A dials the phone number of phone
C.
3. Phone C picks up the phone to talk with phone A.
4. Phone A presses flash hook
(phone A will play dialtone, yet Phone C will hold).
Phone A dials "4" and press "#" immediately, and then
phone A will transfer phone B to C.
5. Phone C will hear waiting tone, and Phone C presses
flash hook to talk with phone B.
The call transfer is done now. Phone A plays busy tone.
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Vigor3300V+ Series User's Guide