uRPF on FreeBSD

[Haesu]

> 
>   Usually RPF is just done with ACLs (ipfw) on FreeBSD.  It can be a
> simple as have a simple input list on each interface that only permits
> sources that are known to be on that interface.  Since most systems aren't
> running a routing protocol, so there aren't many routes and/or they don't
> change often, it is probably the simplest way of doing this.
> 

Yea... I hear that.. Although it'd be nice to have it on FreeBSD :)

Even Linux has that :-/ (Though... I think Linux only does strictmode? I don't remember..)

-hc

-- 
Haesu C.
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