[lvs-users] NAT aftar NAT

Joseph Mack NA3T jmack at wm7d.net
Sun Nov 4 14:22:29 GMT 2007

On Sun, 4 Nov 2007, bobur at intal.uz wrote:

> My LVS cluster should be behind a firewall that NATs all 
> incoming/outgoing traffic. The LVS director and servers 
> are configured according to 
> http://www.linuxvirtualserver.org/VS-NAT.html setup. So, 
> will the LVS work when two NATs are used: (1) NAT at 
> firewall computer and (2) NAT at LVS director?

I presume the firewall will be NAT'ing incoming connections 
to $outside_ip:$outside_port to $VIP:port (and the reverse 
on the way out). If this is so, then the LVS director won't 
know that there is a NAT firewall between it and the 
clients, in which case your setup will work.


Joseph Mack NA3T EME(B,D), FM05lw North Carolina
jmack (at) wm7d (dot) net - azimuthal equidistant map
generator at http://www.wm7d.net/azproj.shtml
Homepage http://www.austintek.com/ It's GNU/Linux!

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