MBR L13
–
User’s
Guide
62
3.7.3
Voice Service
There are two modes of work. One is with a single analog extension and no PBX functionality. The second is with the
internal PBX and up to five extensions including some PBX features: call routing, hunt group, pickup call, Class Of
service, etc.
The following table describes some of the calling operations which can be performed by the extensions.
Note
:
Call transfer, call switching, and 3-way conference calls are only available if the cellular provider provides call-
waiting functionality.
Calling operation
VoIP Extension
Analog Extension
Placing/Recalling a call
to/from hold
Using “hold” function
Hitting on hook/flash button.
Supervised call transfer -
Where the call is placed on
hold, a call is placed to
another party, a
conversation can take place
privately before the caller on
hold is connected to the new
destination
Use a “Transfer” function on the
SIP phone. Call the wanted
extension. Once the person on
the destination extension
answered and agreed to accept
the call, hook on.
Use a “Flash” or “Hook flash” function
on the analog phone to put the current
call on hold. After hearing the dial tone,
establish another call. Once the person
on the destination extension answered
and agreed to accept the call, hook on.
Blind call transfer - Where
the call is transferred to the
other destination with no
intervention (the other
destination could ring out
and not be answered for
instance)
Use a “Transfer” function on the
SIP phone. Call the wanted
extension and hook on once you
hear the dial tone.
Use a “Flash” or “Hook flash” function
on the analog phone to put the current
call on hold. After hearing the dial tone,
establish another call. Once you hear a
dial tone, hook on.
Switching between waiting
calls
While hearing a waiting call tone,
use an appropriate function on
the SIP phone to put the current
call on hold and switch to a new
call.
While hearing a waiting call tone, use
“Flash” or “Hook Flash” to put the
current call on hold and switch to a new
call.
3-way conference
Put the current call on hold by
choosing an appropriate function
on the SIP phone. After hearing
the dial tone, establish another
call. Once the second call
established, use the appropriate
function on your SIP phone for 3-
way conference.
Use “Flash” or “Hook Flash” to put the
current call on hold and to hear a dial
tone. Establish another call, and use
“Flash” or “Hook Flash” for 3
-way
conference.
Pickup group membership
–
pick up a ringing call in a
group.
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