[AusNOG] Bogon Filtering

[Eric Pinkerton]

PPS I don't include RFC1918 under the classification of 'Bogon' there is not debate as to whether this should be filtered.

-----Original Message-----
From: David Hughes [mailto:David at Hughes.com.au] 
Sent: Monday, 13 February 2012 4:54 PM
To: Eric Pinkerton
Cc: ausnog at ausnog.net List
Subject: Re: [AusNOG] Bogon Filtering


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.


David
...
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