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Re: issues with using LVS with Tunneling

To: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
Subject: Re: issues with using LVS with Tunneling
Cc: ward@xxxxxxxxxxxxxxxx, yash@xxxxxxxxxxx
From: Joseph Mack <mack.joseph@xxxxxxx>
Date: Wed, 18 Jul 2001 11:30:58 -0400
"Yash L. Khemani" wrote:

I'm not going to be able to debug this in one go. You haven't told
us whether this is a firewall or an LVS problem.
Does the setup work without the firewall?
 
> the following commands were executed on the lvs server:
>         /sbin/ifconfig eth0:3 $vip netmask 255.255.255.192 broadcast \
>           $broadcast up

vips are usually setup on VS-DR, VS-Tun with /32
I don't know whether this is a problem or not.

> next, the following commands were executed on the real server:
>         modprobe ipip; \
>         ifconfig tunl0 $vip netmask 255.255.255.255 broadcast $vip up; \
>         route add -host $vip dev tunl0; \
>         echo "1" > /proc/sys/net/ipv4/conf/all/hidden; \
>         echo "1" > /proc/sys/net/ipv4/conf/tunl0/hidden
> 
> after that, i was unable to connect to port 80 on $vip.

you were able to connect to vip:80 before you setup the real-server?

Joe

-- 
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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