According to the Help and Support topic "Network Bridge overview", you
can "bridge as many network connections as the computer can physically
accommodate". I once installed 8 network connections in an XP
computer, using every available card slot and USB port.
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Best Wishes,
Steve Winograd, MS-MVP (Windows Networking)
Please post any reply as a follow-up message in the news group
for everyone to see. I'm sorry, but I don't answer questions
addressed directly to me in E-mail or news groups.