3G Phone ekak hoyagena 3g signal thiyenawada balapan... or phone eke network search karala balapan dialog 2g o 3g kiyalada thiyenne kiyala..
then you can find it out....
Sim eke nemei ban problem eka thiyenne? Use karanda dongle ekai sofware ekai...
Whats the software and the dongle you are using? And where did you buy it??