[CentOS] TFP inside firewall

John Newbigin jnewbigin at ict.swin.edu.au
Tue Jun 10 06:38:20 UTC 2008

I use tftp through a masquerading firewall.  To set it up I edited (on 
the CentOS-4 firewall) /etc/sysconfig/iptables-config and set
IPTABLES_MODULES="ip_nat_tftp ip_conntrack_tftp"

I think ip_conntrack_tftp is what you need.


lingu wrote:
> Hi,
> I have a setup where the tftp server is inside the firewall.
> Now the issue is tftp client send request on dynamic udp port. Can 
> anyone give some idea, how i can bind the fixed port for client udp 
> requests ?
> Otherwise i hope, it is not a solution that i will open all port related 
> to UDP in the firewall.
> Regards,
> lingu
> ------------------------------------------------------------------------
> _______________________________________________
> CentOS mailing list
> CentOS at centos.org
> http://lists.centos.org/mailman/listinfo/centos

John Newbigin
ITS Senior Analyst / Programmer
Faculty of Information and Communication Technologies
Swinburne University of Technology
Melbourne, Australia

More information about the CentOS mailing list