User manual

AT-620 User Manual
ATCOM TECHNOLOGY CO., LIMITED
10、 Call pickup
Call pickup is simulated from “Pickup” function processes from IPPBX. When A
call B with no reply after ring tones, C could pick up the call from A for B by
inputting the prefix and B’s phone No.
C needed to set the dial peer with prefix code as follow
To refer *1* as the set prefix code, C could get the call from A to B by dialing
*1*+B,
*1* prefix could be freely set as long as no confliction with other dialing rules.
11、 Join call
“A” could join in the conference call，by input a prefix plus a phone No. which is
already in the conference.
A requested to set the prefix code for dial peer as follow
To refer *2* as the set prefix code， “A” could join in the conference by dial *2*
plus the call No. which is already in the conference.
*2* prefix could be freely set as long as no confliction with other dialing rules.
12、 Redial/Unredial
In order to being efficiently to contact the busy line, A could use Redial to call B
the busy line with setting prefix. When B is free A could get through the call
as usual. When B is busy, A could hang the phone with checking B’s situation
with every 60S by the set of prefix.
IP Phone of User A would ring and prompt picking up handset if B is
available. It would call B automatically once A picking up handset. The call
would get through as soon as had set being picked up at B. A could dial the
predecessor which set already add number of B to cancel the call before the
phone automatic redialing if A is not available suddenly or don’t want to call B
anymore.