virtualbox.org

Hello,
i have problem with my virtual maschine.
I have Windows Server 2008 rc2 and four psychical interfaces which are bridged.
I was install virtual maschine (debian) and configure his interface as bridged adapter.
Unfortunately debian on VB in this configuratnion in one minute have connection, other not.
Please for some advice.
Thanks!

You would need to provide much more information. Start by uploading a VBox.log of your VM and explaining what exactly you're doing inside the guest.