commonly accepted prefix length filters?

Stephen J. Wilcox steve at
Fri Apr 27 15:06:31 UTC 2001

I'm seeing 103000 routes.. 

I imagine the limit on what you discard has to be that of the smallest
block of addresses that the registries will allocate, as if you filter
anything smaller you will start to lose genuine networks. Not sure what
that limit is, /24 ?


On Fri, 27 Apr 2001, Jim Mercer wrote:

> our bgp tables are starting (?) to get out of hand.
> we are thinking maybe we should start nuking some routes in order to reduce
> the size of the tables.
> is there a list of commonly accepted aggregating prefix filters?

Stephen J. Wilcox
IP Services Manager, Opal Telecom
Tel: 0161 222 2000
Fax: 0161 222 2008

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