Have you tried "tcpdump"?  -Mike

On Tue, 12 Jun 2001, Randy Beaudreault wrote:

> Date: Tue, 12 Jun 2001 21:46:16 -0700
> From: Randy Beaudreault <maccult@pacbell.net>
> To: netbsd-help@netbsd.org
> Subject: Tools for IP Packet Watching
>
> What tools are available with NetBSD that I can use to help in
> diagnosing my NAT-PPPoE problems?  Something along the lines of
> watching TCP/IP packets as they are forwarded between ppp and my
> ethernet interface.   I'm trying to see what's going on with the
> traffic since I seem to be able to get the packets out of my internal
> network to the internet but not back.
>