[CentOS] DNS or firewall problem

Tue Jul 6 15:49:08 UTC 2010
Basil Kurian <basilkurian at gmail.com>

echo 1 > /proc/sys/net/ipv4/ip_forward

On 6 July 2010 21:17, Basil Kurian <basilkurian at gmail.com> wrote:

> enable ipv4_forwarding in /etc/sysctl.conf
>
>
> # service iptables start
>
> # iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
>
> eth0 is the interface connected to modem.
>
>
> On 6 July 2010 04:30, Thomas Dukes <tdukes at sc.rr.com> wrote:
>
>> Been working this for over a month now and I'm stumped.
>>
>> Everything was working until the 'crash'. Backup was no good so I did a
>> fresh install of centos 5.5. Trying to get things back like they were but
>> its been a really long time since I had to set things up from scratch,
>> Redhat 2.0.
>>
>> My centos server acts as a gateway/firewall/router for my home network.
>> Internal machines can access the internet. The server can access the
>> internet. I can access my server/services from outside the local network
>> but
>> internal machines cannot.
>>
>> Any ideas/suggestions?
>>
>> Thanks,
>>
>> --Eddie
>>
>> _______________________________________________
>> CentOS mailing list
>> CentOS at centos.org
>> http://lists.centos.org/mailman/listinfo/centos
>>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.centos.org/pipermail/centos/attachments/20100706/50644cd8/attachment-0005.html>