Lag issue!

ok sumtimes when i get on to the servers like donner my ping goes up to 500 even 700

sumtimes and idk why.... does anyone have a clue what is goin on wit my comp

-evil- !borg
well dat happens to me too sometimes.. and for me its because i share internet with my family .. my internet is fast and all.. but make sure if you or any that is using ur internet downloading something.. and make sure none of your neighbors is stealing internet from you wirelessly