Siemens MC55 AT manual Slcc, Ring

Models: MC55 AT

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^SLCC:

 

MO call starts, paging B-party

 

 

 

 

1,0,2,0,0,0,''1234567'',129,''Called

 

 

 

 

 

Party''

 

End of current list

 

 

 

 

^SLCC:

 

 

 

 

 

^SLCC:

 

Traffic channel established,

 

 

 

 

1,0,2,0,0,1,''1234567'',129,''Called

network may now transmit network announcements,

 

 

Party''

 

ME may now transmit DTMF tones.

 

 

 

 

^SLCC:

 

End of current list

 

 

 

 

^SLCC:

 

Call is now ringing at B-Party

 

 

 

 

1,0,3,0,0,1,''1234567'',129,''Called

 

 

 

 

 

Party''

 

End of current list

 

 

 

 

^SLCC:

 

 

 

 

 

^SLCC:

 

B-Party has accepted the call, connection estab-

 

 

1,0,0,0,0,1,''1234567'',129,''Called

lished

 

 

 

 

Party''

 

End of current list

 

 

 

 

^SLCC:

 

 

 

 

 

atd23456;

 

We start a second voice call.

 

 

 

 

OK

 

''OK'' response is issued immediately because

 

 

 

 

another call is already active (cf. ATD)

 

 

 

 

^SLCC:

 

The active call is automatically put on hold, triggering

 

 

1,0,1,0,0,0,''1234567'',129,''Called

the display of the list

 

 

 

 

Party''

 

The second call has already started before the indi-

 

 

^SLCC: 2,0,2,0,0,1,"23456",129

 

 

 

 

 

cation for the held call could be displayed

 

 

 

 

^SLCC:

 

End of current list

 

 

 

 

^SLCC:

 

The identical list is displayed again, triggered by the

 

 

1,0,1,0,0,0,''1234567'',129,''Called

start of the second voice call

 

 

 

 

Party''

 

The status of the second list entry has already been

 

 

^SLCC: 2,0,2,0,0,1,"23456",129

 

 

 

 

 

displayed with the previous URC

 

 

 

 

^SLCC:

 

End of current list

 

 

 

 

^SLCC:

 

The held call doesn't change status right now

 

 

1,0,1,0,0,0,''1234567'',129,''Called

 

 

 

 

 

Party''

 

The second call is now alerting the B-Party

 

 

 

 

^SLCC: 2,0,3,0,0,1,"23456",129

 

 

 

 

 

^SLCC:

 

End of current list

 

 

 

 

^SLCC:

 

The held call doesn't change status right now

 

 

1,0,0,0,0,1,''1234567'',129,''Called

 

 

 

 

 

Party''

 

End of current list: the B-Party of the second call has

 

 

^SLCC:

 

 

 

 

 

not accepted the call in time, the second call has

 

 

 

 

ended.

 

 

 

 

NO CARRIER

 

The second call has ended

 

 

 

 

^SLCC:

 

list is now empty: B-Party has ended the first call

 

 

NO CARRIER

 

The first call has ended

 

 

EXAMPLE 2

 

 

 

 

 

 

 

 

 

 

 

 

^SLCC: 1,1,4,0,0,1,''1234567'',129

Incoming call is signalled.

 

 

 

 

 

 

Display is triggered by the incoming call, but the cur-

 

 

 

 

rent status of the call at the time of display already

 

 

 

 

comprises an active traffic channel.

 

 

 

 

^SLCC:

 

End of current list

 

 

 

 

RING

 

Incoming call is signalled.

 

 

 

 

^SLCC: 1,1,4,0,0,1,''1234567'',129

The incoming call had a traffic channel assigned

 

 

 

 

from the start.

 

 

 

 

 

 

This second identical display is triggered by the traf-

 

 

 

 

fic channel assignment.

 

 

 

 

 

 

Since the traffic channel was already indicated in the

 

 

 

 

previous URC, both instances of the URC contain

 

 

 

 

identical information.

 

 

 

 

 

 

 

 

 

MC55_ATC_V04.00

Page 153 of 475

3/17/06

Confidential / Released

 

 

 

 

Page 153
Image 153
Siemens MC55 AT manual Slcc, Ring