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Re: [spoofing-tf] Preparing for anti-spoofing project at $fooBig carrier


On Tue, Oct 17, 2006 at 03:53:29AM -0700, Barry Greene (bgreene) wrote:
> > Don't enable ingress filtering on backbone links with 
> > asymmetric traffic.
> > 
> > This is something for the customer edge.
> You making "ingress filtering" = uRPF. uRPF is one of many techniques to
> do ingress filtering. It is one of many techniques to do BCP 38. 

Hmmm, indeed.

> Please do protect your network on the peering and multihoming edges. SPs
> get attacked. 

Well, we do (infrastructure ACLs, anti-spoofing ACLs), but we don't use
uRPF there.

So my wording could have been somewhat more clear.

Gert Doering
        -- NetMaster
Total number of prefixes smaller than registry allocations:  98999

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