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Defined values
<mode>:
0 single
mode
1
alternating voice/fax (teleservice 61)
2
alternating voice/data (bearer service 61)
3
voice followed by data (bearer service 81)
6.3.3 +CHUP Hang up call
Command
Execute
+CHUP
Test
+CHUP=?
The +CHUP is an assured procedure to terminate an alternating mode call.
6.3.4 +CBST Select bearer service type
Command Response
Default
Set
+CBST=<spee
d>,
<name>,<ce>
0,0,1
Read
+CBST? +CBST:
<speed>,<name>,<ce>
Test
+CBST=? +CBST:
(0-7,12,14-16,34,36,38,39,43,47-
51,65,66,68,70,71,75,79-81), (0,2),(1)
The +CBST command selects the bearer service with a data rate and the connection
element to be used when data calls are originated. The values may also be used during a
mobile terminated data call setup, especially in the case of single numbering scheme calls
(refer +CSNS).
Defined values
<speed>:
0
autobauding (automatic selection of the speed; this setting is possible in
case of a 3.1 kHz modem and non-transparent service)
1
300 bps (V.21)
2
1200 bps (V.22)
3
1200/75 bps (V.23)
4
2400 bps (V.22bis)
5
2400 bps (V.26ter)
6
4800 bps (V.32)