Call Hold, Transfer And Forward; Call Hold - Press [Flash]; Call Transfer - Press [Flash], Then [Transferring Number]; Call Forward - KTI Networks KVB-311 User Manual

3.3 Call Hold, Transfer and Forward

Gateway provides call features including call hold, transfer and forward. Please
be noted that both calling and called site have to support this feature. For call forward
function, it only works under Proxy mode. Of course, Proxy must support these call
features, too.
It is better for user to prepare a telephone set supported [FLASH] function on
keypad. If telephone set does not support [FLASH] function on keypad, user can click
the Hook quickly by sending FLASH message.
Note:
The default FLASH length for Gateway is between 400ms to 800 ms.. This value must
be compliant with your phone set, if user press flash but not work, please check the flash
time value of your phone set and adjust it on the VoIP Gateway.
3.3.1 Call Hold – press [FLASH]
By pressing the FLASH after making a call, both sites shall hear the 2nd dial tone
generated by Gateway. To retrieve the call back, just press the FLASH again.
3.3.2 Call Transfer – press [FLASH], then [transferring number]
A makes a call to B, B press FLASH, A and B hear 2nd dial tone, B presses C's
number, C will ring, A will hear Ring Back tone, B Hangs up this call, and A and C can
communicate.

3.3.3 Call Forward:

User has to activate/deactivate call forward function via pressing keypad of phone set.
This function is only available under Proxy mode, and the Proxy must support Call
Forward function. There are three conditions for user to set forward function:
3.3.3.1 No response/ Answer:
While no one answers the call, incoming call will be forwarded to the assigned
number.
(1) Activate: *75 [Forward No.] #
(2) Deactivate: #75#
3.3.3.2 Busy Forward:
KVB-311 Broadband VoIP Router User Manual
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