thanks sudheer for ur response
i got a blackberry pearl 8100 from emirates and i did'nt experience any problem with etisalat sim ( means i could use to voice call and message as usual phone ) but when changed to local Qtel sim it shows invalid sim card sign . please help me as i dont need to apply for a business suite facility with a price tag around 4000 for initial and 500 monthly as far i earned from QL foroum

thanks dear

can mail me also @ [email protected]

bye