i am still not able to detect the modem....
root@sivakumar-desktop:/home/sivakumar# #modprobe usbserial vendor=0x19d2 product=0xfffd
root@sivakumar-desktop:/home/sivakumar# wvdialconf
Editing `/etc/wvdial.conf'.
Scanning your serial ports for a modem.
ttyS0<*1>: ATQ0 V1 E1 -- failed with 2400 baud, next try: 9600 baud
ttyS0<*1>: ATQ0 V1 E1 -- failed with 9600 baud, next try: 115200 baud
ttyS0<*1>: ATQ0 V1 E1 -- and failed too at 115200, giving up.
Modem Port Scan<*1>: S1 S2 S3
ttyACM0<Info>: Device or resource busy
Modem Port Scan<*1>: ACM0
Sorry, no modem was detected! Is it in use by another program?
Did you configure it properly with setserial?
Please read the FAQ at
http://open.nit.ca/wiki/?WvDial
If you still have problems, send mail to <wvdial-list@lists.nit.ca>.
root@sivakumar-desktop:/home/sivakumar#