Re: LVS-NAT or direct routing or...?

To: " users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: LVS-NAT or direct routing or...?
From: Joseph Mack NA3T <jmack@xxxxxxxx>
Date: Mon, 22 May 2006 08:46:21 -0700 (PDT)
On Mon, 22 May 2006, Kristoffer Egefelt wrote:

I'm confused. You have a client on the realserver that you
want to initiate connections from the VIP and not from the

Yes, exactly.


If I send a mail from a realserver to my gmail account, it have the source
address of the loadbalancer.

because you are NAT'ing through the director.

I would like it to have the source address of the Virtual Server.

the VIP.

Let's say you figure out how to do this, and you send a SYN to a machine on the internet. There are lots of ways this could fail. Here's one: The reply SYN/ACK packet from the machine on the internet will arrive at the director. The director will look up its TCPIP tables and not having any record of sending a SYN to this machine, will send a RESET.

The HOWTO talks about clients on the realservers connecting to the internet. eg


Joseph Mack NA3T EME(B,D), FM05lw North Carolina
jmack (at) wm7d (dot) net - azimuthal equidistant map
generator at Homepage It's GNU/Linux!

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