Siemens M20 Terminal User Manual

AT command interface
Version 8 dated 15.03.00 59
Siemens Information and Communication Products
A
AT+CBST Select Bearer Service Type
Test command
AT+CBST=?
Response
+CBST: (list of supported <speed>s), (list of supported <name>s), (list of supported <ce>s)
Parameter
see set command
Read command
AT+CBST?
Response
+CBST: <speed>,<name>,<ce>
OK
Parameter
see set command
Set command
AT+CBST=
[<speed>] [,<na-
me>
[,<ce>]]]
Response
TA selects the bearer service <name> with data rate <speed>, and the connection element <ce>
to be used when data calls are originated. Values may also be used during mobile terminated data
call setup, especially in case of single numbering scheme calls (refer +CSNS).
OK
Parameter
<speed> 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)
7
9600 bps(V.32)
65 300 bps (V.110)
66 1200 bps (V.110)
68 2400 bps(V.110)
70 4800 bps(V.110)
71 9600 bps(V.110)
<name> 0
asynchronous modem
<ce> 0 transparent
1
non-transparent
Reference
GSM 07.07
Note
GSM 02.02[1]: list of allowed combinations of the subparameters.
The PLMN influences the second air interface (to the terminator), therefore another mode may be
established from the network.

Siemens M20 Terminal Specifications

General

Brand	Siemens
Model	M20 Terminal
Category	Engine
Language	English