[CentOS] CentOS 6.3 as Firewall/Router

Banyan He banyan at rootong.com
Mon Jan 7 04:50:15 UTC 2013

fwbuilder+quagga is a great choice.

Banyan He
Blog: http://www.rootong.com
Email: banyan at rootong.com

On 1/5/2013 11:13 PM, me at tdiehl.org wrote:
> On Fri, 4 Jan 2013, Steve Campbell wrote:
>> On 1/4/2013 12:21 PM, Tim Evans wrote:
>>> On 01/04/2013 12:01 PM, Tim Evans wrote:
>>>> I'm replacing an ancient Solaris 'ipf' firewall/router with a brand new
>>>> CentOS 6.3 system.  In the olden days, I successfully used the attached
>>>> iptables script (as /etc/rc.local) on Red Hat 5.x systems, but this
>>>> doesn't seem to be quite working on the new system.
>>>> Specifically, while it seems to be routing ok, you cannot connect to
>>>> anything on the inside net (e.g., with ssh or a browser) and cannot
>>>> connect to the system with ssh or anything else from elsewhere on the
>>>> inside net. Yet arp shows this system active.
>>>> Is there obsolete stuff here, and/or anything missing that would cause
>>>> this?
>>> Nevermind...  Temporary IP address in the script was wrong; corrected
>>> and now working.  Will be glad to see comments, though.
>> Use Firewall Builder. It makes things so much easier. And it's free.
>> http://www.fwbuilder.org/
> +1000 for fwbuilder.
> Raw iptables commands are not only error prone but will make your brain hurt.
> Regards,

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