Re: [tlug] setting up gateway on redhat 9

[Jake Morrison <jake_morrison@example.com>]

--- kayamboo <kayamboosuresh@example.com> wrote:
> 
> Hi folks
>   I need to set up a gateway on a redhat9 m/c. I have selected no
> firewall using *lokkit* so that I can learn and use iptables
> 
> I am setting this gateway inside a lan connection
> 
> my eth0 is ( the ip is 192.168.1.11, broadcast is 192.168.1.255,
> netmask
> is 255.255.255.0)
> /etc/sysconfig/network-scripts/ifcfg-eth0
> 
> DEVICE=eth0
> BOOTPROTO=dhcp
> ONBOOT=yes
> 
> 
> my eth1 is
> /etc/sysconfig/network-scripts/ifcfg-eth1
> 
> DEVICE=eth1
> BOOTPROTO=static
> IPADDR=192.168.10.1
> NETWORK=192.168.10.0
> NETMASK=255.255.255.0
> BROADCAST=192.168.10.255
> ONBOOT=yes
> 
> 
> My name server is
> ns1 - 203.139.161.41
> ns2 - 203.139.160.75
> 
> I also run /etc/rc.d/init.d/network restart and both ethernet are up
> and
> running
> 
> I can ping 192.168.10.1 .
> 
> Also the webserver (Slackware m/c) has been set to receive dynamica
> ip using dhcp but it is not fetching any ip.
> The same machine fetches an ip if connected to another network and it
> seems the problem lies with the Redhat machine. The eth1 lamp is also
> not switching.
> Do I need to do something to enable forwarding. (The default security
> has been set to no firewall)

Well, you might need to enable forwarding in the kernel:
/bin/echo "1" > /proc/sys/net/ipv4/ip_forward

> 
> I want to put a webserver with the ip 192.168.10.2 and access it from
> outside the gateway. 
> 
> Also is it possible to ssh to 192.168.10.2 from 192.168.1.x 
> 
> 
> How can I proceed from here.
> Any guidance to write the iptables rules and testing is appreciated
> 

Well, you could try putting "iptables" into google and looking at
the first search result....