Re: [lvs-users] Connecting directly to realservers in a one-network LVS-

To: " users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] Connecting directly to realservers in a one-network LVS-NAT
From: Joseph Mack NA3T <jmack@xxxxxxxx>
Date: Thu, 22 Nov 2007 09:58:59 -0800 (PST)
On Wed, 21 Nov 2007, Sebastian Vieira wrote:

> Hi,
> Maybe a stupid question, but i'll ask it anyway because it doesn't make
> sense to me. In the HOWTO (specifically the
> 5.12. One Network LVS-NAT section) there's a line:
> "You can no longer connect directly to the realserver for services being
> forwarded by the LVS."
> But i am able to. I have modified the realservers so their default gateway
> reflects the VIP on the director and have setup LVS so it services telnet
> ports. The entire realservers/director subnet is 192.168.14.x (netmask
> and my connecting client is 192.168.53.x (netmask
> So why am i able to connect via telnet to the realserver directly? Don't get
> me wrong, this is the idea and i wouldn't want it any other way. It's just
> that the HOWTO mentions that it's impossible and it's really not.

well either your setup isn't working as you think, or I need 
to modify the HOWTO. It's been a long time since I looked at 
one-network LVS-NAT


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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