On Sep 10, 2006, at 12:36 PM, Joe wrote:

Jason Dixon wrote:
On Sep 10, 2006, at 4:31 AM, Joe wrote:
Andreas Bihlmaier wrote:
<snip>
I have the same problem with this board:
cpu0: VIA Esther processor 1500MHz ("CentaurHauls" 686-class) 1.50 GHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,CMOV,PAT,CFLUS H,ACPI,MMX,FXSR,SSE,SSE2,TM,SBF,SSE3,EST,TM2 The problem is not dc(4) specific, it seems the board can't handle pci bridges, so far I tested dual nics: fxp, tl, sf, none of them seems to
work, they all lock up the box as soon as I up more than one of the
interfaces.

Thanks for the reply. This is disappointing. I really wanted to use this board as my new firewall/vpn.

So, my advice for now is to stay away from the new VIA EN or CN series boards with the C7 processor for use as multihomed firewalls.
I still don't understand why some folks avoid using VLANs in these circumstances. You can get very creative with physical interfaces, trunk(4), and vlan(4). It's pretty rare these days that you actually *need* dual/quad cards.

I was under the impression that VLANs were never meant to provide any security and that VLAN "hopping" was possible. The thought did cross my mind to use VLANs though.

VLAN hopping is possible if you don't know how to configure your switch properly. Just like hacking my OpenBSD box is possible if I leave the root password blank and give them the key to my server room.

--
Jason Dixon
DixonGroup Consulting
http://www.dixongroup.net

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