Re: Reachable addresses on the net (was SYN floods)

[coxa () cableol net (Alan Cox)]

> > 2. Exactly how did you manage to get replies from net 127 addresses?  I
> > could SWEAR that 127 is marked reserved for localhost.  It would certainly
> > be possible to set up a network on 127; most routing software doesn't care
> > too much about 127, but it'd be kinda goofy.
>
> Linux boxes at least responds to everything on the loopback interface. I'm
> guessing this is some form of loopback optimization..

Actually its called "Reading the standards documents and following them". A
host should count all of 127/8 as itself. If it doesnt then it is either
a) broken or b) misconfigured.

Alan