Specifications

AT Command Set for L55 Platform 2003-11-21
Copyright  Siemens AG 2003 All Rights Reserved Page 49 of 131
2.3.6 Commands for GPRS
This section provides the descriptions of commands related to GPRS.
2.3.6.1 AT+CGACT
AT+CGACT PDP context activate or deactivate
Test command
AT+CGACT=?
Response
+CGACT: (list of supported <state>s)
OK/ERROR/+CME ERROR
Parameter
<state>
indicates the state of PDP context activation
0 deactivated
1 activated
Read command
AT+CGACT?
Response
+CGACT:<cid>,<state>[<CR><LF>+CGACT:<cid>,<state>...]]
OK/ERROR/+CME ERROR
Parameter
<cid>
numeric PDP Context Identifier
<state> See Test command
Write command
AT+CGACT=[<state>[,<cid>[,<cid>[,…]]]]
Parameter
<cid>
See Read command
<state> See Test command
Response
OK/ERROR/+CME ERROR
2.3.6.2 AT+CGANS
AT+CGANS Manual response to a network request for PDP context activation
Test command
AT+CGANS=?
Response
+CGANS(list of supported <response>s), (list of supported <L2P>s)
OK/ERROR/+CME ERROR
Parameter
<response>
0 the request is rejected
1 the request is answered
<L2P> layer 2 protocol to be used between the TE and
MT PPP
Write command
AT+CGANS=[<response>, [<L2P> ,[<cid>]]]
Parameter
<response>
See Test command
<state> See Test command
<cid> numeric PDP Context Identifier
Response
CONNECT/ERROR/+CME ERROR