Matt Thomas <matt@NetBSD.org> wrote on Sat, 17 Apr 2004
at 23:35:37 +0000 in <20040417233537.D241D2DA1D@cvs.netbsd.org>:


> Modified Files:
> 	src/sys/netinet: tcp_input.c
> 
> Log Message:
> If a segment is received with RST set and the segment is completely to the
> left of the receive window, ignore it.


Can you speak more to why this is an issue (has it actually come up)?
Is to limit the space of forged RSTs, or is it more complex than that?

--jhawk