[lvs-users] IPVS - Nat Issue

[Simon Horman]

On Sat, Nov 21, 2009 at 01:40:42AM +0100, dasher wrote:
> Aye - the ip address on the realserver is .57 - just a typo on the
> writeup.
> 
> >From what I understand there is no arp issue with dual nics and ipvs
> nat.
> 
> The problem is that while the packet leaves the director on the right
> interface - it never arrives at the realserver.
> 
> I've been exploring further - new vm's at the hosting env and a clean
> env at the lab - repeating the setup  step by step.  Locally it works -
> remotely at the hosting env it doesn't.
> 
> Regards,
> 
> David
> 
> 
> Which leads me to believe it's an issue with the underlying VM
> provider(xen) at the hosting environment.

I suspect that there is some filtering going on somewhere
on packets with unexpected source IP addresses.