I had that problem 2-3 years ago.<br />me &amp; zim have the same ISP, wired as well.<br /><br />90% sure it was a virus.<br />Formated C drive only and 3 hrs later my pc was good.<br /><br />But ZIM, didn&#39;t u change ur mortherboard 2-3 weeks ago and had sound problems ?<br />Maybe the board is defective ..?