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 From:  "Alex Neuman" <alex at nkpanama dot com>
 To:  m0n0wall at lists dot m0n0 dot ch
 Subject:  Re: [m0n0wall] Question about 2 m0n0walls: a LAN router behind a filtered bridge
 Date:  Sat, 16 Jun 2007 07:55:00 -0500 (EST)
The only time I've seen this is when there is an MTU problem, which seem
to coincide with the use of ADSL links.

Try lowering the MTU to 1400 in every device, one by one, starting from
your computer outwards up to the device you're trying to access. If this
doesn't work, let us know.

> Hello,
> I'm loving m0n0wall, nice work! I'm using a soekris net4501 as a filtered
> bridge to manage bandwidth for a diverse network. I have a /28 subnet of
> public ips that I'm passing through the net4501 from wan to opt1 to a
> switch
> connecting:
> * Astlinux (though soon to be askoziaPBX) on WRAP
> * m0n0wall on a WRAP acting as a NAT and router for our office lan
> * a couple of public servers
> This allows our lan computers to access the public servers, which you
> can't
> do when using 1:1 or server NAT AFAIK.
> Everything is working well, and I have the inner m0n0wall (the one on the
> WRAP behind the filtered bridge) connecting a VPN out to another network.
> That still works fine, except I'm noticing some very odd behavior. If I
> ssh
> over the VPN to a a device on the remove lan and run one of the following
> commands:
> * ifconfig
> * ps -A
> something goes haywire and the shell is dropped. The process doesn't die,
> as
> I can login through the public ip and watch the top of my user and see
> sshd
> and bash continue to run after the screen buffer in the other shell
> through
> the vpn stops responding.
> I'm wondering if I'm doing something that goes against good network design
> here, or if this is a sign of something that is mis-configured and needs
> to
> be fixed. I appreciate any advice - thanks!
> Al
> --
> My Blogs:
> http://www.docunext.com/
> http://www.albertlash.com/