If we issue the command ls /dev/tty* we'll see our virtual serial ports: ttyUSB0, ttyUSB1 and ttyUSB2! Great! Now after reboot, we can issue the following command: 'lsusb' and we should see the new ID as 12d1:1001 so the E3531 has switched to serial modem mode!
Right, so let's make the file for usb-modeswitch to use: sudo nano /etc/usb_modeswitch.d/ 12d1: 1f01 and add those instructions to the file! Then save it. The message content depends on the firmware of your E3531, so honesty, the above might not work and you'll have to experiment/research to find a message that does :-( No let's make a file containing our switch mode instructions.
12d1:1001 with 3x virtual serial ports. Let's get started by downloading and installing usb-modeswitch: sudo apt-get install usb-modeswitch We need to switch our E3531 mode from 12d1:14dc to modem mode i.e. We'll be wanting to access it as tty/USBx Next, let's switch it to a serial modem so we can send AT commands to get out SMS messages in lower connectivity scenarios. Then you can go along to settings and enter your carrier information. So once you get connect, you are all ready to access the internet using PPP via eth1! That was all quite easy!
Then you'll get the home html file giving your status: Now we can use the Huawei HiLink to set everything up to connect to our carrier. It's in HiLink-CDC-Ethernet mode! That's supposed to be the default state for the E3531 so you don't need to worry about it being stuck in mass storage mode like the E303. Hopefully you'll get the following:Īs you can see we got ID 12d1:14dc so that's great. Let's connect the E3531 to the USB port on the pi! Now run the 'lsusb' command to list usb devices attached to pi. The E3531 will then have the following ID in this case: 12d1:14dc, with 12d1 being the vendor ID, and 14dc being the HiLink CDC-Ethernet model/mode ID. Then we can change it to serial modem if we want later on. So first of all let's get started by setting this as HiLink CDC-Ether mode for PPP via eth2 over 2G/3G to connect to the internet. These dongles are really low-cost compared to HATs! This one was only £21! It may take around 10 to 15 minutes to unlock.USING THE HUAWEI E3531 USB DONGLE FOR ELEPHANT DETECTION DEVICE MOBILE CONNECTIVITYĮarlier we looked at setting up the Huawei E303 USB dongle for mobile connectivity. Here we'll look at setting up the E3531 model in two modes.
Put your modem into a USB port on your computer, a window will pop up out of the modem software requesting unlock code.Įnter the unlock code that you created earlier and click on OK. To unlock airtel E3531 modem, then insert some of the additional three ISP Sim card. I would suggest to unlock mtn huawei E3531 modem, so you need to add etisalat or airtel or glo sim card in your modem.
How to unlock Huawei E3531 Modem and Router Together with the Unlock Code.Īdd a foreign sim card into your modem. Maintain the unlock code secure, you may need it to unlock your modem working with the following guide below. Input your device IMEI number and click on the Calculate button. Visit ( ) to create an unlock codes to your Huawei modems, Huawei cellular telephones, Huawei routers. To unlock this kind of modem, then you first have to create an unlock code and then use it to unlock huawei E3531 modem. How to unlock Huawei E3531 MTN & Glo Modem and Router. What you need to unlock Huawei E3531: Online accessibility, the key site. Yeah! It is time to unlock your mtn huawei e3531 router and modem. This is the way to unlock huawei E3531 modem and router with its 16 IMEI number. A number of you have to have attempted E303 method, however you can’t utilize the unlock code created using the system of E303 to unlock E3531. How to unlock Huawei E3531 MTN, Glo, Etisalat and Airtel Modem.Į3531 is just one the newest version of modems and routers out of huawei.