From: Tomas Szepe <szepe@pinerecords.com>
To: "Dmitry N. Hramtsov" <hdn@nsu.ru>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Connectivity problem (kernel bug?)
Date: Mon, 9 Sep 2002 09:55:23 +0200 [thread overview]
Message-ID: <20020909075522.GD26075@louise.pinerecords.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0209091432120.16415-100000@aurora.nsu.ru>
> I've tried to analyse this and come to a conclusion that this is Linux1 fault.
> Well, what is going on:
>
> 1. Linux2 (10.0.0.3) send icmp echo request to 10.1.0.2 thru 10.0.0.1
> 10.0.0.3 -> 10.0.0.1
> 2. Cisco receives it and forwards to Linux2 thru VLAN 2
> 10.1.0.1 -> 10.1.0.2
> 3. Linux1 receives icmp request thru eth0.2
>
> All of this stages may be observed using tcpdump on Linux1 and Linux2.
>
> 4. Nothing happened any more! ==8-O
> No reply sends from Linux1!
> Not from eth0 nor from eth0.2!
Do you have IP forwarding enabled?
echo 1 >/proc/sys/net/ipv4/ip_forward
T.
next prev parent reply other threads:[~2002-09-09 7:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-09 7:43 Dmitry N. Hramtsov
2002-09-09 7:55 ` Tomas Szepe [this message]
2002-09-09 7:59 ` Dmitry N. Hramtsov
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