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Wireshark-users: Re: [Wireshark-users] One NIC on public side

Date: Wed, 19 May 2010 13:34:59 -0500
>�Using a hub that runs with ports at half-duplex and a having a PC with a
>�port set at full-duplex *will* cause packet loss. A PC configured to full-
>�duplex has collision detection disabled, so if a collision does occur, the
>�PC will not know about it and not retransmit the lost frame.

I only have server class hardware and the ports are always in auto mode. I seem to recall that ports are usually always in full duplex mode when I take a look. Not sure how to confirm that on XP servers at the moment.