Reference Manual
Table Of Contents
- Important Notice
- Safety and Hazards
- Limitation of Liability
- Patents
- Copyright
- Trademarks
- Revision History
- 1: About This Guide
- 2: AT Password Commands
- 3: Modem Status, Customization, and Reset Commands
- 4: Mobile IP Commands
- 5: SIM Commands
- 6: OMA-DM Commands
- 7: Supported GSM / WCDMA AT Commands
- 8: HSDPA / HSUPA Categories
- 9: Band Definitions
- 10: ASCII Table
- Index (AT commands)
- Index

AirCard 77Xs/34xU AT Command Reference
28 Proprietary and Confidential 4114487
$QCMIPMHSS
Set/return active profile’s Home Agent ‘shared secret’ (ASCII)
Set or return the active profile’s Mobile Node Home Agent shared secret in ASCII
format.
Password required: No
Usage:
• Execution: AT$QCMIPMHSS=”<secretASCII>”,<NVCommitState>
Purpose: Set the shared secret and indicate if it is to be committed to NV.
Note: The command returns ERROR if <secretASCII> is too long.
• Query: AT$QCMIPMHSS?
Response: Returns shared secret status (set/unset) and <NVCommitState>
Purpose: Display shared secret status and indicate if it is committed to NV.
Parameters:
<secretASCII> (Shared secret in ASCII format)
• For execution formation, must be enclosed by double quotes.
<NVCommitState> (Current <secretASCII> value committed to NV?)
• 0=Do not commit to NV.
Note: If <secretASCII> is not committed to NV, the value is deleted at the end of
the next MIP session or when AT$QCMIPP is called.
• 1=Commit to NV.
$QCMIPMHSSX
Set/return active profile’s Home Agent ‘shared secret’
(Hexadecimal)
Set or return the active profile’s Mobile Node Home Agent shared secret in hexadecimal
format.
Password required: No
Usage:
• Execution: AT$QCMIPMHSSX=”<secretHex>”,<NVCommitState>
Purpose: Set the shared secret and indicate if it is to be committed to NV.
Note: The command returns ERROR if <secretHex> is too long or if
invalid characters are used.
• Query: AT$QCMIPMHSSX?
Response: Returns shared secret status (set/unset) and <NVCommitState>
Purpose: Display shared secret status and indicate if it is committed to NV.
Parameters:
<secretHex> (Shared secret in hexadecimal format)
• Value must not include “0x”. The command will return ERROR if “0x” is used to
start the <secretHex> value.
• Value may be up to 4 bytes long.
• Allowed characters: ‘0’–’9’, ‘A’–’F’, ‘a’–’f’
<NVCommitState> (Current <secretHex> value committed to NV?)
• 0=Do not commit to NV.
Note: If <secretHex> is not committed to NV, the value is deleted at the end of
the next MIP session or when AT$QCMIPP is called.
• 1=Commit to NV.
Table 4-2: Mobile IP commands (Continued)
Command Description










