iptables? issue

[gary artim]

if you own both address you need to alias your nic with the other address.

ifcfg-eth0:0

add in /etc/sysconfig/network-scripts


On Mon, Feb 13, 2012 at 11:34 AM,  <nullv at gmx.com> wrote:
> Hi,
>
> I'm hoping that you can point out what i'm missing here. I have a server
> (router0) with a public ip 41.123.234.74/29 that's using an internet modem
> 41.123.234.73/29 as a gateway. the server (router0) also has a second card
> used for lan comms where it has ip address 10.0.0.1/8. addresses are
> broadcast via dhcp along with DNS and gateway settings and everything works
> perfectly when i MASQUERADE the local ips to the wan address with iptables.
>
> The issue is this: i'm trying to set up another server (db0) behind router0
> on the lan side and want to have it's packets go the my router0 gateway and
> be forwarded to the internet side and vice versa. db0 has an address
> 41.123.234.75/29 with .74 set as the gateway. if i set up my addressing on
> db0 using lan addresses and 10.0.0.1 my db0 server can connect and
> everything but if i use the wan address i can't connect even to the
> 41.123.234.74/29 router0 address. i had inserted the following rule to my
> tables forward chain:
> iptables -I FORWARD -s 41.123.234.72/29 -j ACCEPT
> to allow public packets from either side to be forwarded to both sides but i
> can't seem to get the boxes to through to each other.
>
> Can anyone tell me were i'm getting it wrong?
>
> Thanks in advance
>
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