[nsp] Re: no AS# in netflow data on 7500

Marko Milivojevic markom at pangalactic.net
Wed May 19 10:17:10 EDT 2004


> Maybe.  I didn't try it on an internal box either, but I'd guess that if
the
> router has AS-based info (via iBGP or eBGP), it would fill in what it
knows.
> However, I've guessed wrong before about what routers should do. ;^)

    Well, it sounds logical that peer-as would be ASN of the router the flow
came from. If the flow came from internal router, it *should* be 0, unless
some magic is involved :-).

> Agreed, but if you want to track what you send to what peers, "peer-as" is
> the better choice.  It's a useful knob to be able to turn.

    I am not questioning this, at all :-).


Marko.



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