Subject: Re: VPN and routing
To: Matthias Scheler <tron@zhadum.org.uk>
From: Steve Pribyl <spribyl@peel.com>
List: tech-net
Date: 10/17/2007 15:30:54
Matthias Scheler wrote:
> On Wed, Oct 17, 2007 at 08:46:22AM -0500, Steve Pribyl wrote:
>> I have a vpn server at 192.168.0.1.
>> A vpn client is at 192.168.0.200.
>> There are other boxes on 192.168.0.0/24.
>>
>> Traffic from the local network boxes to 192.168.0.200 need to be routed 
>> by the vpn server.
> 
> [I'm assuming that 192.168.0.0/24 is an ethernet network.]
> 
> You can use proxy ARP:
> 1.) Run "arp -s 192.168.0.200 xx:xx:xx:xx:xx:xx pub" on the VPN server
>     (replace "xx:xx:xx:xx:xx:xx" with the MAC address of 192.168.0.1).
>     Add the command to e.g. "/etc/netstart.local" to make sure it is
>     rerun during the reboot.
> 2.) Add "net.inet.ip.redirect=0" to "/etc/sysctl.conf" and use
>     "sysctl -w net.inet.ip.redirect=0" to make the change effective
>     immediately.
> 
> 	Kind regards
> 

Excellent

However,  what exactly does net.inet.ip.redirect control?

Thanks
Steve Pribyl
Infrastructure Practitioner