I have 3g micromax(mmx 352 3g usb) data card. After booting ubuntu 12.04 i use the following commond to connect to the internet
it shows some results and from these i choose omega technology for my card.
after this i use
"sudo modprobe usbserial vendor=0x1c9e product=0x9605"
It show 3g mobile broadband in network tag.
Before some days i enjoyed internet but now its not conneted to internet.
plz help me.