How to use 3G module (UC20) in Ubuntu for ICO300 3G module (UC20) 1. Driver for ubuntu 14.04 2. Download 3G module (UC20) source code (UC20_usb_driver_for_ubuntu14.04.zip) from Axiomtek’s website as follows: http://www.axiomtek.com/Default.aspx?MenuId=Products&FunctionId=ProductView&ItemId=1151&upcat=1 34 3. Copy UC20_usb_driver_for_ubuntu14.04.zip to usb storage 4. mount usb storage (ex: mount /dev/sdb1 /mnt) 5. #cp /mnt/UC20_usb_driver_for_ubuntu14.04.zip ~ 6. #cd ~ 7. #sudo su 8. unzip UC20_usb_driver_for_ubuntu14.04.zip 9. #cd UC20_usb_driver_for_ubuntu14.04 10. #make 11. #make install 12. #dmesg | grep tty (ttyUSB0, ttyUSB1, ttyUSB2, ttyUSB3) 13. Install Dial & pppd in system #sudo apt-get install wvdial 14. reboot system 15. Edit /etc/wvdial.conf like this (Username,Password never mind) [Dialer Defaults] Init1 = ATZ Init2 = AT+CGATT=1 Init3 = AT+CGDCONT=1,"ip","internet","",0,0 Init4 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 Phone = *99# Modem Type = Analog Modem Baud = 115200 New PPPD = yes Modem = /dev/ttyUSB3 ISDN = 0 Stupid Mode = yes Password = test Username = test 16. wvdial &