Subject: Re: IPNAT with mutant protocols
To: None <>
From: Jason R Thorpe <>
List: current-users
Date: 05/11/2000 13:52:24
On Thu, May 11, 2000 at 04:50:51PM -0400, John Kohl wrote:

 > Say I have a hardware box on an internal network which does a mutant IP
 > protocol (not TCP or UDP), and I want to send all packets of that
 > protocol type which arrive at my NetBSD box from the Internet to it, and
 > likewise send all its outgoing packets of that type out to the net.
 > I didn't see a syntax in my reading of the ipnat(5) man page for mapping
 > single IP protocols to/from a host.  Does the kernel machinery have this
 > capability, and I just need to invent a syntax?

It'll probably work like ICMP works --- only one host at a time can have
a valid ICMP NAT mapping.

        -- Jason R. Thorpe <>