User's Manual
GXP1610/GXP1620/GXP1625/GXP1628/GXP1630 User Guide Page 32 of 42 
CONFERENCING 
GXP1610/GXP1620/GXP1625/GXP1628  can  host  up  to  3-ways  conference  call  and  up  to  4-ways 
conference call on GXP1630 (PCMU/PCMA).  
  Initiate a conference call. 
  Establish calls with 2 parties respectively; 
  While 1 call is active, the other call will be put on hold with its LINE key blinking in green; 
  Press CONF key; 
  Press the desired LINE key on hold, the conference will be established; 
  Cancel Conference. 
  If after pressing the CONF key, the user decides not to conference, press Cancel soft key or the 
current active LINE key (LED in solid green); 
  This will resume the 2-way conversation with the current line. 
  Split and Re-conference. 
  During the conference, press HOLD key. The conference call will be split and the calls will be put 
on hold separately with the LINE keys blinking in green; 
  Select one LINE key and press to resume the 2-way conversation; 
  If users would like to re-establish conference call, before 1 separate LINE is selected, press the 
ReConf soft key right after the conference call is held/split; 
  End Conference. 
  Users could press the EndCall soft key or simply hang up the call to terminate the conference call. 
GXP1610/GXP1620/GXP1625/GXP1628/GXP1630 supports Easy Conference Mode, which can be used 
combined with the traditional way to establish the conference. 
  Initiate a conference call. 
  Establish 1 call; 
  Press CONF key and a new line will be brought up using the same account; 
  Dial the number and press SEND key to establish the second call; 
  Press CONF key or press the ConfCall softkey to establish the conference. 
  Split and Re-conference. 










