Re: Loopback and multi-homed routing flaw in TCP/IP stack.

[David Damerell <djsd100 () cam ac uk>]

On Mon, 5 Mar 2001, Lothar Beta wrote:
> The default "simple" firewall rules for ipfw in FreeBSD specify that
> packets destined for the 127.0.0.0/8 network not coming from the lo0
> device will be dropped.

Debian GNU/Linux installations nowadays will attempt to set up spoof
protection, with similar effects.

--
David Damerell, Computer Officer, Department of Chemistry, Cambridge
Work: djsd100 () cam ac uk    Personal: damerell () chiark greenend org uk
   These are my opinions, not those of the Department as a whole.