Table of Contents
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I) 7
Chapter 15 – GPRS commands ................................................................................................................................ 149
Define PDP Context +CGDCONT ........................................................................................................................ 149
Quality of Service Profile Requested +CGQREQ .................................................................................................. 151
Quality of Service Profile Minimum Acceptable +CGQMIN .................................................................................. 154
GPRS Attach or Detach +CGATT ........................................................................................................................ 155
PDP Context Activate or Deactivate +CGACT ..................................................................................................... 156
Enter Data State +CGDATA ................................................................................................................................. 157
GPRS Mobile Station Class +CGCLASS ............................................................................................................. 158
Select Service for MO SMS Messages +CGSMS ................................................................................................ 159
GPRS Event Reporting +CGEREP ...................................................................................................................... 160
GPRS Network Registration Status +CGREG ...................................................................................................... 161
Request GPRS IP Service D ................................................................................................................................ 162
Network Requested PDP Context Activation .......................................................................................................... 163
Automatic Response to a Network Request for PDP Context Activation +CGAUTO ........................................... 164
Manual Response to a Network Request for PDP Context Activation +CGANS .................................................. 165
Show PDP Address +CGPADDR ......................................................................................................................... 166
Cellular Result Codes +CRC ................................................................................................................................ 166
Service Reporting Control +CR ............................................................................................................................ 167
Extended Error Report +CEER ............................................................................................................................ 167
GPRS Parameters Customization +WGPRS ....................................................................................................... 168
Examples of Full GPRS AT Commands ................................................................................................................. 170
Chapter 16 – Other AT Commands ........................................................................................................................... 171
V.25ter Recommendation ....................................................................................................................................... 171
GSM 07.05 Recommendation ................................................................................................................................ 171
GSM 07.07 Recommendation ............................................................................................................................... 171
Appendix A – Result Codes, Failure Causes, Other Tables ................................................................................... 172
Chapter Summary .................................................................................................................................................. 172
ME Error Result Code: +CME ERROR: <error> ................................................................................................... 173
Message Service Failure Result Code +CMS ERROR ......................................................................................... 174
Specific Error Result Codes ................................................................................................................................... 174
Failure Cause from GSM 04.08 Recommendation +CEER ................................................................................... 176
Specific Failure Cause for +CEER ......................................................................................................................... 177
GSM 04.11 Annex E-2: Mobile Originating SM-Transfer ....................................................................................... 178
Unsolicited Result Codes ....................................................................................................................................... 179
Final Result Codes ................................................................................................................................................. 179
Intermediate Result Codes ..................................................................................................................................... 179
Parameter Storage Mode ....................................................................................................................................... 180
GSM Sequences List .............................................................................................................................................. 182
CPHS Information Field .......................................................................................................................................... 184
CSP Constants ....................................................................................................................................................... 185
Appendix B - ME SIM Toolkit Support ...................................................................................................................... 187
Appendix C – Structure of the Terminal Profile ...................................................................................................... 188
Appendix D – Command Type and Next Action Indicator ..................................................................................... 190
Appendix E – Coding of Alpha fields in the SIM for UCS2 ..................................................................................... 191
Appendix F – Command Execution and Dependence on SIM ................................................................................ 193
General Commands ............................................................................................................................................... 193
Call Control Commands ......................................................................................................................................... 193
Network Service Commands .................................................................................................................................. 194
Security Commands ............................................................................................................................................... 194
Phonebook Commands .......................................................................................................................................... 194
Short Messages Commands .................................................................................................................................. 194
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