Yaaahoooo problem solved. i downloaded the driver from the website, then install GCC and Kernal-devel as these are pre-requisites of driver setup. then install driver using rpm.
Thanx for the information, i have downloaded the driver and trying to install in textmode but now during installation of driver it gives error that development tool cc does not exist on...
thanx for the reply, its a dell server machine c3xqf4j, and its vga card is nvidia. one more thing that i came to know that i checked it with pirated redhat linux setup, it went...
i am trying to install the redhat linux using graphical mode...but it stucks while probing video card...i have installed linux using text mode it works fine and whole the installation...