[AusNOG] Bogon Filtering

David Hughes David at Hughes.com.au
Mon Feb 13 16:53:34 EST 2012

On 13/02/2012, at 3:36 PM, Eric Pinkerton wrote:

> IMHO It's generally considered in most cases today that the caveats outweigh the benefits.  I would be interested to hear from anyone on the list who is still seeing a level of traffic being blocked by bogon filters that justifies their use.
> In contrast I can say that the misuse of Bogon Filtering by others continues to cause numerous headaches for people using recently allocated ranges.

Certainly filtering obvious errors is still a good practice (RFC1918 everywhere, default from IX peers etc etc).  Beyond that there's certainly diminishing returns these days.


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