In article <Pine.NEB.4.05.9905190829070.1526-100000@wormhole.scarychildren.net>,
	Rick Byers <rickb@iaw.on.ca> writes:
> Since they are going out on my external interface, and their source
> address is on the 192.168.149 subnet, I'm assuming their source address is
> getting rewritten.

That should not happen. When the packets get to the external interface
they are already encapsulated and thus originating from 24.112.22.6.

What does "ifconfig ipip0" on both systems say?

-- 
Matthias Scheler                                http://home.owl.de/~tron/