Huawei Modem Terminal
If you are like most people, you plugged in your Huawei USB dongle or 4G/5G CPE router, typed 192.168.8.1 into your browser, entered the password on the sticker, and never looked back. The web interface is clean and simple—but it hides about 90% of what your modem can actually do.
Hidden beneath that user-friendly dashboard is a powerful text-based operating system. The key to unlocking it? AT Commands (Attention Commands) and a piece of software called a terminal.
Here is why you should care, and how to get started. huawei modem terminal
This is the holy grail for 4G/5G Huawei modem users. To lock your modem to a specific LTE band (e.g., Band 3 - 1800MHz) to stop it from switching to a slower band:
Command:
AT^SYSCFGEX="03", 3FFFFFFF, 2, 4, 800000000,,
Wait for the OK response, then type:
AT^RESET
How to decode the hex value 800000000?
Band 3 corresponds to hex 80000. For multiple bands, you use a hex mask. Learning to calculate these masks is the mark of a true Huawei terminal expert. If you are like most people, you plugged
When you type AT+CSQ, the terminal returns two numbers, e.g., +CSQ: 25,99.
99 means not available or perfect).Portable, battery-powered devices that bridge cellular networks to local Wi-Fi. Wait for the OK response, then type: AT^RESET
Even experts hit walls. Here are the most common issues when using the Huawei modem terminal: