What were we saying about edge filtering?

Thu Sep 4 07:25:28 UTC 2003

On Thu, Sep 04, 2003 at 06:37:57AM +0000, Christopher L. Morrow wrote:
> On Thu, 4 Sep 2003, Matthew Sullivan wrote:
> > More whining and bitching from me ... sorry...
> >
> > So who thinks allowing anyone to route to or from IANA Reserved blocks
> > (Bogons) is acceptable?
> >
> 
> Technically these packets are 'routed' correctly, they are perhaps not
> filtered, but thats another story entirely.
> 
> > A few captured packets....
> >
> > 15:42:41.434384 1.6.145.24.1116 > 203.101.254.254.53: S
> -- snip --
> >
> > Is there any need to route bogons?  Is there any reason why it cannot be
> > filtered (I appreciate 224-239 is a different story)....?
> >
> 
> At the edge, very near the originating host there is no reason not to
> filter these, if you find the sources you might consider asking them why
> they didn't filter these for you...

	I would ask your upstreams to filter out such "worthless"
traffic.  My opinion is fairly clear on this topic.  If I can't
return it, I'm not going to accept it.

	Fairly simple policy.

	- jared


> > These packets were all originated on the other side of the Pacific to
> > Telecom NZ.
> >
> 
> and they travelled well apparently.


-- 
Jared Mauch  | pgp key available via finger from jared at puck.nether.net
clue++;      | http://puck.nether.net/~jared/  My statements are only mine.