Re: 404 errors running an LVS-Tun

To: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
Subject: Re: 404 errors running an LVS-Tun
From: Joseph Mack <mack.joseph@xxxxxxx>
Date: Mon, 27 Aug 2001 16:48:49 -0400
Joe Peters wrote:
> Hi,

I think you posted this a little while ago an no-one replied. This
usually means that no-one has any ideas. The only thing about IE
that we've seen so far is

but I can't see any obvious connection between this and your problem


> We are running a linux cluster based upon Red Hat 6.2 kernel (2.2.14). We
> are using IP tunneling to send the traffic from the director to two real
> servers.
> We occasionally encounter a problem where our home page cannot be found. A
> refresh of the page solves the problem. We have not been able to produce the
> problem using a Netscape browser. Internet Explorer seems to trigger the
> problem.
> Has anyone ever heard or seen something like this? I'm trying to figure out
> whether the problem is a DNS issue (we recently changed the DNS information
> for the Web site), an issue with LVS or a browser based issue (all sorts of
> cache configurations on the browser seem to do no good).
> To hide the ARP we have used the following commands on the real servers:
> echo 1 > /proc/suys/net/ipv4/conf/tunl0/hidden
> echo 1 > /proc/suys/net/ipv4/conf/all/hidden
> On the real servers, we have also enabled IP forwarding.
> --
> Joe Peters
> Webmaster
> University of Massachusetts Boston
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Joseph Mack PhD, Senior Systems Engineer, Lockheed Martin
contractor to the National Environmental Supercomputer Center, 
mailto:mack.joseph@xxxxxxx ph# 919-541-0007, RTP, NC, USA

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