Specifications

AT command set for XX Siemens mobile phones and modems
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Document No.: A30880-A10-A001-XX-
D376
Revision: Master R75
Revision Date: 29. September.2004
51
Write command
AT+CGCMOD=[<cid>[,<cid>[,…]]]]
Response
OK/ERROR/+CME ERROR
Parameter:
<cid
>
See Test command
AT+CGDATA
AT+CGDATA Enter data state
Test command Response:
AT+CGDATA=?
+CGDATA: (list of supported <L2P
>s)
OK/ERROR/+CME ERROR
Parameter:
Layer 2 protocol to be used between the TE and MT
<L2P
> PPP
Point-to-Point Protocol
Write command
AT+CGDATA=[<L2P> ,[<cid> [,<cid> [,…]]]]
Response:
CONNECT/ERROR/+CME ERROR
Parameter:
<L2P
>
See Test command
<cid
> 1 .. x
numeric PDP Context Identifier
(maximum value x returned by command
AT+CGDCONT=?)
AT+CGDCONT
AT+CGDCONT Define PDP Context
Test command Response:
AT+CGDCONT=?
+CGDCONT: (range of supported <cid>s), <PDP_type>,,,(list of supported
<d_comp>s), (list of supported <h_comp>s) [<CR><LF>
+CGDCONT: (range of supported <cid>s), <PDP_type>,,,(list of supported
<d_comp>s),(list of supported <h_comp>s)[...]]
OK/ERROR/+CME ERROR
Parameter:
<cid
> 1 .. x
numeric PDP Context Identifier
<PDP_type
>
string parameter of Packet Data Protocol type
PPP
Type PPT
IP
Type IP
<d_comp
>
numeric parameter that controls PDP data compression
0
off
1
on (manufacturer preferred compression)
2
V.42bis
<h_comp
>
numeric parameter that controls PDP header compression
0
off
1
on (manufacturer preferred compression)
which is RFC1144 if it is available
2
RFC1144 (applicable for SNDCP only)
3
RFC2507
Read command Response: