ARIN PI space filters (2620:0000:/23)

Gert Doering gert at space.net
Wed Mar 21 10:53:43 CET 2007


Hi,

On Wed, Mar 21, 2007 at 10:16:10AM +0100, Sascha Lenz wrote:
> >Gert Doering has been maintaining his public filter lists[1] since 2002.
> 
> ..which is often not up-to-date since not even Gert has the time to 
> always update it in a timely manner. You always need to invest your own 
> clue if you actually do more than basic spoofing/martian filters.

... which is why the list very explicitely states that this is just
material to get started (including some discussion about "why" and
"why not"), and one needs to keep up-to-date regarding changes...

[..]
> ...and BTW - there's also the "relaxed" filter suggestion from Gert 
> since day 1 of his ipv6-filters webpage.
> 
> "This list [strict filtering] is problematic, as it NEEDS regular 
> updating. So only use it if you are prepared to do that. Otherwise use 
> the relaxed filter."

My words :-)


I still maintain that "clueful upstream providers that keep a close lid
on their *downstream* announcements" would bring us all a big step forward
- and all the rest won't achieve as much...

Gert Doering
        -- NetMaster
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