Re: Wan/Lan problem
- Date: Wed, 29 Mar 2017 11:42:27 +0200
- From: <tomas@xxxxxxxxxx>
- Subject: Re: Wan/Lan problem
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On Tue, Mar 28, 2017 at 04:46:02PM -0700, Mike McClain wrote:
> I have a WAN/LAN challenge I'm hoping for help with.
> I'm runniing Debian 7.11 on a Pentium 3 with 250MB ram.
> mike@/deb7:~> uname -a
> Linux playground 3.2.0-4-686-pae #1 SMP Debian 3.2.84-2 i686 GNU/Linux
> The situation is this:
> phone eth0 eth1
> AT&T-------| |--------| |--------| |-------| |
> AT&T modem/ Linux my Win2K
> router box router box
> When eth0 is up and eth1 down,
> the Linux box can access the web.
> 'ping ATTrouter' works.
> When eth0 is up and eth1 up,
> the Linux box can not access the web.
> the Win2K box can access the web.
> the Linux box can not access the Win2K shares.
> 'ping ATTrouter' fails.
> 'ping -Ieth0 ATTrouter' works.
To repeat what Dan said with slightly different wording... check
your routing here:
(and check that above, "when eth0 is up and eth1 is down").
I'll bet that the "Linux box" default route has moved from
"AT&T modem/router" to "my router", and now things that the
InterTubes are now to be found that way.
(I skip the rest for when we have some more light on the
above part -- bumping one's head on a Gateway Goblin is no
- -- tomás
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