Yep. This can be done. Someone where I work has a linux box set up as a bridge and is running firewall rules on it to protect a Beowolf cluster. The system is normally invisible to the network.
--[Lance] Dan Monjar wrote: > An idea I had late last night while I listened to the wind howl... would > it be possible to setup a Linux box with two nics and use various > firewall rules to filter traffic and ports... the possible gotcha is > that I don't want either nic to have an IP address. I want to take > traffic in on one port, analyze and drop unwanted packets and then push > the acceptable traffic out through the other nic. > > I want an in-line filter... > > I wish everyone on the list a Happy and Safe Holiday season. -- Carolina Spirit Quest http://www.carolinaspiritquest.org/ Celebrate The Circle http://www.celebratethecircle.org/ My LiveJournal http://www.livejournal.com/users/labrown/ GPG Fingerprint: 409B A409 A38D 92BF 15D9 6EEE 9A82 F2AC 69AC 07B9 CACert.org Assurer -- TriLUG mailing list : http://www.trilug.org/mailman/listinfo/trilug TriLUG Organizational FAQ : http://trilug.org/faq/ TriLUG Member Services FAQ : http://members.trilug.org/services_faq/ TriLUG PGP Keyring : http://trilug.org/~chrish/trilug.asc
