On Thu, 8 Jul 1999, Dan Winship wrote:

> Yes, you need to have forwarding enabled, which you can either do by
> having "options GATEWAY" in your kernel config, or by running "sysctl
> -w net.inet.ip.forwarding=1" as root.
> 
> You should poke the FAQ maintainer to fix that.

Yep. It's in the ipnat man page too.

Also, you can't ping with the mapping map you sent out. I've forgotten
exactly what you have to add, but you need a bit more to get igmp (which
covers ping packets) out.

Take care,

Bill