Getting an XT USB Modem working in Ubuntu

Given that I’m rocking Ubuntu 10.04 on my beloved ASUS EEE 1005PE, I had a need to be able to use my Telecom XT T-Stick (a.k.a. ‘ZTE Corporation MF636 HSUPA USB Modem’) via Ubuntu.

The issue with these particular devices is that they respond to the system by default as a CD drive or USB hub so Ubuntu (with the stick in it’s native form) doesn’t see it as a modem device.

To turn off the function, and make the device a nice simple USB modem, you can do some jiggery pokery using ‘usb_modeswitch’ to switch off the autorun feature…


you can send the AT command “AT+ZCDRUN=8” to the modem.

I chose option two and used a windows machine with a terminal client, but for anyone wanting to avoid using windows, you can achieve the same result* using minicom (sudo apt-get install minicom)

*let me know if you choose to do this as it’d be nice to include the command lines used for completeness of this guide.

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