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Date:      Fri, 1 Oct 1999 19:53:15 -0400 (EDT)
From:      ben@hamsterville.ultranet.com
To:        freebsd-questions@freebsd.org
Cc:        ben@poseidon.hamsterville.ultranet.com
Subject:   router/firewall woes
Message-ID:  <199910012353.TAA02319@poseidon.hamsterville.ultranet.com>

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I have  a P100 here that I'm trying to do the following with

	ISDN
	 |
	FreeBSD
	|	|
workstations	servers

That's 3 ethernet cards.  When I first built it, all I had was an NE2000 pci
and 2 3x509B's ... And I experienced the wonderful suckiness of the 3com's,
and decided to just get 3 intel pro 100's .. So that's what I did.. I
installed them, yadda yadda, things ping and seem to work.   Then I notice
some REALLY crappy performance .. long story but I played around for HOURS
and noticed that about the only thing I could do was
sysctl -w net.inet.ip.fastforwarding=1

that improved my ftp transfers to be where they should be. But I was
still experiencing telnet choppiness/total cut-out, and my SMB/windows
traffic from the workstation lan to the server lan sucked so much that I
couldn't even copy files ... ping floods worked fine, but FTP's would
sometimes HANG, telnet's would hang, .. blech!  I gave up and
reverted to the 3com's and the ne2000 with a script that runs
an ifconfig up every second to get around the buggy 3com stuff, but
I'm wondering, what's up with not being able to use the intel's?  I'd like
to have better performance than the 3coms, and not suck down 50%
cpu in interrupts while transferring files across the lan .. 
help!  :-)

notes:
	IPFW is compiled in, but to help rule out a rule problem I
		set the firewall_type to 'open'
	pentium 100, 32 meg ram, 2GB IDE
	3.3-R
	custom kernel (I can send the config if someone wants it)

TIA,

	-=| Ben



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