UMTS AirCard⁄AirPrime Supported AT Command Reference
40 Proprietary and Confidential 2130617
!GETRAT
Supporting chipsets:
• All
Return the current active radio access technology (RAT)
Return the RAT currently being used by the modem.
Usage:
• Query: AT!GETRAT?
Response:
!GETRAT: <active RAT description>
OK
or Unknown
OK
Purpose: Return a description of the current RAT, or return an error message.
!GRELIMEI
Supporting chipsets:
• MDM6200
• MDM6270
• MDM8200
• MDM8200A
• MSM6290
• QSC6270
Return the modem’s production TAC
Return the modem’s production TAC (Type Allocation Code). (TAC is first 8 characters,
then padded with zeroes).
For example, if IMEI is 289258158732085, the TAC is 289258150000000.
Usage:
• Query: AT!GRELIMEI?
Response:
<TAC>
OK
Purpose: Return the <TAC> assigned to the modem.
Parameters:
<TAC>
• 15-character string. (TAC is the first 8 characters, and remainder of string is zero-
padded.)
Example:
If the modem’s IMEI is 289258158732085, !GRELIMEI returns 289258150000000.
!GRESET
Supporting chipsets:
• All
Reset the modem
Perform a modem reset.
Usage:
• Query: AT!GRESET
Response:
OK
Purpose: Instruct system to perform a reset.
Note: This command is identical in function to !RESET.
Table 3-2: Modem status, customization, and reset commands (Continued)
Command Description
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