User's Manual

Grandstream Networks, Inc. GXP1450 User Manual Page 15 of 40
Firmware 1.0.1.83 Last Updated: 08/2011
2. Attended Transfer: Press “LINEx” button to make a call and automatically place the ACTIVE LINE
on HOLD. Once the call is established, press “TRANSFER” key then the LINE button of the waiting
line to transfer the call. Hang up the phone call after “Transfer Successful” is displayed in the screen.
3. Auto-Attended Transfer: Users could enable Auto-Attended Transfer under Web GUI->Advanced
Setting Page. During the first call, press “TRANSFER” hard button and it will bring up another line.
The first call will be on hold. Enter the number and press SEND key to establish the second call (If
pressing soft key “transfer” after entering the number, it will do blind transfer instead). After the
second call is established, press “TRANSFER” hard button again. Now the phone will hang up and
the call will be transferred.
NOTE:
• To transfer calls across SIP domains, SIP service providers must support transfer across SIP
domains. Blind transfer will usually use the primary account SIP profile.
3-Way Conferencing
GXP1450 can host conference calls and supports up to 3-way conference calling.
1. Initiate a Conference Call
:
 Establish a connection with two parties
 Press CONF button
 Choose the desired line to join the conference by pressing the corresponding LINE button
 Repeat previous two steps for all other parties that would like to join the conference. This
can be done at any time. However, if a new call comes in, the other calls will be placed on
hold and the host will have to individually re-join the held lines back into the conference by
repeating the previous two steps again
2. Cancel Conference:
 If after pressing the “CONF” button, a user decides not to conference anyone, press CONF
again or the original LINE button
 This will resume two-way conversation
3. End Conference:
 Press HOLD to end the conference call and put all parties on hold
 To speak with an individual party, select the corresponding blinking LINE
GXP1450 also supports Easy Conference mode. In Easy Conference mode, users can initiate conference
by calling another number when the current line is in talking or conference. Also the conference can be re-
established by pressing the ReConf softkey when the conference is on hold. Easy Conference mode can be
used combined with the traditional ways to establish the 3-way conference above.
1. Initiate a Conference Call:
 Establish one call
 Press CONF button and a new line will be brought up
 Dial the number and press SEND button to establish the second call
 Press CONF button again or press the ConfCall softkey to establish the 3-way conference
2. Join More Parties in Existed Conference:
 Establish conference call
 Press CONF button and a new line will be brought up
 Dial the number and press SEND button to establish the new call