Gary Allan wrote: Problems. 1. Using IPFW2 and natd does not process certain TCP connections correctly. 2. Running "tcpdump -i vr1" causes all traffic to be dropped. Thanks for the bug report. I've just fixed problem #2 with tcpdump in rev 1.22 of net/if_ethersubr.c. I'll see about problem #1, which I suspect is a longstanding bug with divert sockets, next. Jeffrey