Ok, are there any other PC's on your internet? I mean, i have that too sometimes. If my brother is downloading like hell or uploading a big project for his school, i get a 999 ping to. Some more details should be handy.
- are there other users on your internet?
- Are u on a wireless internet?
- Have u tried to reset/restart your router/modem?
- what network card u have, or is it onboard?
- do u have the latest drivers for it, ...