help needed quick

i have a mate who is tring to get his game online and theres a problem heres what he says:
disconections every 15 minutes, this staterted happening after i activated mode DMZplus allowing ports open.. those disconections re-conect me to the internet but every program using internet goes off! like msn, games, servers


  Meshuga 07:32 29 Apr 07

A more descriptive thread title in any future theads would get you quicker responses. "Help needed quick" tells us nothing of the problem.

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