3- Way Conferencing - Grandstream Networks HT-488 User Manual

Attended Transfer
This function is applicable on the FXS port for VoIP calls only. Assume that parties
conversation. Party A wants to Attend Transfer Party B to C:
1. A presses FLASH on the analog phone to get a dial tone;
2. A then dial C's number followed by #.
3. If C answers the call,
4. If C does not answer the call,
NOTE: When Attended Transfer fails and A hangs up, the HT488 will ring user A back again to remind
A that party B is still on the call. Party A can pick up the phone to resume a conversation with party B.
3- C
WAY ONFERENCING
The HT488 supports both Star Code Style and Bellcore Style 3-way conferencing.
Star Code Style 3-way Conference
This function is applicable on the FXS port for VoIP calls only. Assume that parties
conversation. Party A wants to bring C into a 3-way conference:
1. A presses FLASH (on the analog phone, or Hook Flash for old model phones) to get a dial tone.
2. A dials *23 then C's number then # (or wait for 4 seconds).
3. If C answers the call, then
4. If C does not answer the call,
5. If A presses FLASH during conference, C will be dropped out.
Note: "Enable Call Feature" has to be set to YES in FXS PORT in the web configuration page.
Bellcore Style 3-way Conference
To use the Bellcore Style conference, the "Use Bell-style 3-way Conference" field in FXS PORT web
configuration must be enabled.
Assume that parties A and
way conference:
1. A presses FLASH (on the analog phone, or Hook Flash for old model phones) to get a dial
tone.
2. A dials C's number then # (or wait for 4 seconds).
3. If C answers the call, then
4. If C does not answer the call,
5. If A presses FLASH during the conference, C will be dropped out.
Note: Party A is the call initiator for both calls with party B and party C.
Grandstream Networks, Inc.
A and C are in conversation. Then
A can press "flash" back to talk to B.
A presses FLASH to bring B,
A can press FLASH back to talk to B.
B are in conversation. Party
A presses FLASH to bring B, C in the conference.
A can press FLASH back to talk to
HT488 User Manual
Firmware 1.0.3.64
A can hang up to complete transfer.
C in the conference.
A (using the HT-488) wants to bring C into a 3-
B.
A and B are in
A and B are in
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Last Updated: 4/2007