[c-nsp] Graphing traffic for specific BGP peer on exchange points

[Gert Doering]

Hi,

On Sat, Oct 01, 2005 at 01:35:28PM +0200, Robert Kiessling wrote:
> Which IMHO is the least of worries. More seriously, Netflow doesn't
> tell you where traffic is coming in. RIB lookup of the source IP
> address to determine the source peer is only a rough approximation due
> to asymmetric traffic and source address spoofing.

Indeed.  As I said, netflow could be used to get an approximation of
things, but "proper" MAC accounting would certainly be preferred.

OTOH we knew that getting a Cisco L3 switch-router-thing *would* imply 
compromises, so I'm not seriously complaining.

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de