IP-Forwarding

Robert Spangler bms at zoominternet.net
Sat Jul 9 03:24:04 UTC 2005


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On Friday 08 July 2005 23:02, Eric Hines wrote:

>  I'm running FC3 2.6.11-1.35_FC3 on a server motherboard with 2 NICs.
>  I've been advised that to have IP forwarding (e.g., between subnets off
>  those NICs (I'll add a third NIC for Internet access), I must add the
>  command
>
>      echo 1 > /proc/sys/net/ipv4/ip_forward

Edit sysctl.conf and change or add the following:

# Controls IP packet forwarding
net.ipv4.ip_forward = 0


This will allow you machine to forward packets between interfaces.

>  to the /etc/rc.d/boot.local.  This person also advises that "I may want
>  to do the echo command last and include "0" in the init scripts, since
>  it opens up your network for a short time."  But he's a SuSE guru, not a
>  Fedora Core guru.

If you are looking to block pings then yes


- -- 

Regards
Robert

Smile... it increases your face value!
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