[CentOS] A little iptables help
jep at obrien-pifer.com
Wed Sep 28 16:47:43 UTC 2005
On Wed, 2005-09-28 at 08:49 -0700, Kirk Bocek wrote:
> James Pifer wrote:
> > No, I need to forward several machines through a specific port to a
> > single machine. Not "forward 8000 to several hosts".
> James, you don't say if you need to forward one port or all ports to that single
> machine. There is no way to forward from a single port on the firewall to *all* ports
> on the target host. You can, however, forward individual ports: say from port 8000 on
> the firewall to port 80 on the target host.
> I did this successfully providing external SSH access to a collection of hosts on a
> private network. However for this to work, the hosts on the private net also need to
> be doing SNAT back out through the firewall.
Just to clarify. Single port. For example:
x.x.x.x:8000 to y.y.y.y:8000
z.z.z.z:8000 to y.y.y.y:8000
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