User's Manual Part 1

AT Commands 79
P/N 90023363 Revision 1.8
AT+CBST
Description: Bearer Service Type
This command selects the bearer service <name> with data rate <speed>,
and the connection element <ce> to be used when data calls are
originated.
Syntax: AT+CBST=[<speed>] [,<name>[,<ce>]]]
Parameters:
<speed> 0 autobalancing
1 300 bps (V.21)
2 1200 bps(V.22)
3 1200/75 bps (V.23)
4 2400 bps (V22bis)
5 2400 bps(V.26ter)
6 4800 bps(V.32)
7 9600 bps (V.32)
12 9600 bps (V.34)
14 14400 bps (V.34)
65 300 bps (V.110)
66 1200 bps (V.110 or X.31 flag stuffing)
68 2400 bps (V.110 or X.31 flag stuffing)
70 4800 bps (V.110 or X.31 flag stuffing)
71 9600 bps (V.110 or X.31 flag stuffing)
75 14400 bps (V.110 or X.31 flag stuffing)
<name> 0 asynchronous modem
2 PAD access (asynchronous)
<ce> 0 transparent
1 non-transparent
Example: Query Response
Query AT+CBST? Current mode OK
Set AT+CBST=7,2,0 OK
Tes t AT+CBST=? List of possible selectIon