Hii All.......I am using BSNL Dataone for since one year at my Home Desktop PC ......but from a few days My modem is not responding ......we checked at our neighbours Laptop its working fine there, but not on any desktops.....my neighbours Modem is Nokia Siemens C2110 and our is Seimens C2110.....my neighbour modem is working on my Desktop.......I consulted a person ,he told that Bsnl people have changed some configurations in signals .... and they are doing changes in modem to LLC mode...and it will working fine after that......What is this LLC and how could we get it from Internet.....as it is very hectic to go BSNL office and get done this job......please...help me for this unusual problem....