Re: [lvs-users] VIP unable to ping my RIP

To: Cyrus <cyrus@xxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] VIP unable to ping my RIP
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Simon Horman <horms@xxxxxxxxxxxx>
Date: Thu, 25 Feb 2010 09:02:00 +1100
On Wed, Feb 24, 2010 at 05:32:41PM -0000, Cyrus wrote:
> Hello,
> I am very new to LVS so sorry if this has an obvious answer. 
> I have set up a VIP and am able to both ping and ssh the VIP. If I do SSH to
> it I cannot ping the real servers IP. I have no problem doing that from the
> directors RIP.
> I can see in the output of  tcpdump is:
> ICMP tcp port http unreachable, length 56

By ping do you mean ICMP echo? The dump above looks more
like the result of an HTTP request?

> is my client and is the VIP of the director. The
> Real server is and that has no mention in the output of
> tcpdump at all.

What does the output of ipvsadm -Lcn look like on your linux-director?
And can you check that it doesn't have any iptables rules that
might be getting int he way.

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