configuring internet connection.
here is the way to connect huawei with ubuntu .
1. start terminal
now u can find wether ur modem is connected to ubuntu or not. if not then check ur loose connections.if there is no loose connection then ur modem is not supported for ubuntu.
3.if connected then dmesg | grep tty
the output will say some thing like x is connected as /dev/ttyUSB0 or /dev/tty****
4.sudo gedit /etc/wvdial.config
5.just add Modem = /dev/tty****
then add the necessary details like phone username password etc and save and exit.
now u configured wvdial.
this will configure the modem setup it will Init in wvdial.conf never mind that.
this will connect to internet.
u can use this method for configuring lot of modems not only huawei.