the point I want one server and additional backup server just like winnt pdc , bdc concept . anybody know any solutions for this. the thing is i don't have that much amount to spend for additional hardwares. Is any software or anything ?????
What is your goal? Do you need to have specific info available? Do you need to an application available? This depends a lot on the hardware you currently have and the applicatoin or information you are trying to keep highly available.