Hello I want to ask one question which is that is it possible that 192.168.0.11 will send and recive 5 packet per seconds or per minutes. if yes is it possible with limit option but i don't understand that option, can any one help me. how to do that. regards sonofredhat __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com