Appendix A – Result Codes, Failure Causes, Other Tables
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I)
182
GSM Sequences List
In accordance with
GSM Technical Specification 02.30
, the product supports the following GSM sequences, which can
be used through the ATD and the +CKPD commands.
Security
**04*OLDPIN*NEWPIN*NEWPIN#
Change PIN code
**042*OLDPIN2*NEWPIN2*NEWPIN2#
Change PIN2 code
**05*PUK*NEWPIN*NEWPIN#
Unlock PIN code
**052*PUK2*NEWPIN2*NEWPIN2#
Unlock PIN2 code
*#06#
Show the IMEI number
Call Forwarding
*SC# or
*SC**bs#
Activate
or
**SC*PhoneNumber# or
Register and activate
**SC*PhoneNumber*BS# or
or
**SC*PhoneNumber*[BS]*T# or
*SC*PhoneNumber# or
*SC*PhoneNumber*BS# or
*SC*PhoneNumber*[BS]*T#
or
or
or
or
*#SC#
*#SC**BS#
Check status
or
#SC#
#SC**BS#
Deactivate
or
##SC#
##SC**BS#
Unregistered and deactivate
or
The Service codes (SC) are:
002
all call forwarding
004
all conditional call forwarding
21
call forwarding unconditional
61
call forwarding on no answer
62
call forwarding on not reachable
67
call busy
The Network service codes (BS) are:
No code
All tele and bearer services
10
All teleservices
11
Telephony
12
All data teleservices
13
Fax services
16
Short Message Services
17
Voice Group Call Service
18
Voice Broadcast Service
19
All teleservices except SMS
20
All bearer services
21
All asynchronous services
22
All synchronous services
24
All data circuit synchronous
25
All data circuit asynchronous
26
All dedicated packet access
27
All dedicated PAD access
Note:
The no reply condition timer (T) is only used for SC = 002, 004 or 61.