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AT^HCSQ? — A Huawei-specific command that provides highly detailed signal quality metrics for 3G, 4G, or 5G networks, breaking down RSRP, RSRQ, and SINR depending on the active connection generation. Network and Band Selection
: Connect using tools like PuTTY or HyperTerminal . Common Commands : AT : Returns OK if the modem is responsive. AT+CHUP : Hangs up the current call. AT+CMGD : Deletes SMS messages. 3. Command Line via Web API (HiLink) Modern Huawei "HiLink" modems (like the
Once configured, open the connection. A blank window will appear. Type AT and press . If the modem responds with OK , your terminal link is successfully established. 3. Essential Huawei AT Commands Reference
Set the to 9600 or 115200 (Huawei modems adapt easily to most standard baud rates). huawei modem terminal
If the web interface works perfectly, why would anyone want to use a dark screen full of text? Here are five compelling reasons:
Playing with AT commands is generally safe, but unless you are following a specific repair guide. Incorrectly modifying the firmware parameters can "brick" the device. Final Thoughts
For cellular routers (like the Huawei B525, B535, or B818) or HiLink USB dongles, communication often happens over a local network connection. AT^HCSQ
, while other AT strings can retrieve USSD balances or send SMS messages directly from a terminal window. 5. Troubleshooting Common Terminal Issues Garbled Characters
Once the terminal window is open, type AT and press Enter. If everything is configured correctly, the modem will reply with OK .
I can provide the exact step-by-step commands and scripts tailored to your hardware. Share public link Common Commands : AT : Returns OK if the modem is responsive
Open the terminal and look for a device labeled something like HUAWEI Mobile Connect - PC UI Interface The "AT" Test:
Huawei modems communicate with the host system using a combination of standard protocols and proprietary extensions.