Stock with "+CME ERROR: activation failed" :(

GPS/GNSS Development Boards
5

Still no luck :frowning:

Here it is how I run it:

AT+CGDCONT=1,"IP","isp.cingular","0.0.0.0",0,0
OK
AT#USERID="WAP@CINGULARGPRS.COM"
OK
AT#PASSW="CINGULAR1"
OK
AT#SCFG=1,1,300,90,600,50
OK
AT#SGACT=1,1,"EASY GPRS","EASY GPRS","EASY GPRS"
+CME ERROR: activation failed
AT+CPIN?
+CPIN: READY

You mentioned

…some SIMs aren’t actually enabled for real GPRS…

How could I check my sim? I can browse internet when insert this sim card to a phone, does it miean the GPRS enabled on this sim?

Thanks for your help :slight_smile: