AW: [e2e] IP options inserted in transit
michael.welzl at uibk.ac.at
Wed Aug 20 09:16:41 PDT 2003
> A large percentage of the deployed routers forward IP packets
> that contain any IP options through the "slow path". In those
> routers, only IP packets that contain no IP options are forwarded
> through the "fast path". This has been true for many years
> and is partly an artifact of software-based forwarding.
> I had thought this was widely known, but apparently not outside
> of the NANOG/APRICOT/RIPE operational crowd...
Well yes, I think it's widely known. The idea of my measurement
study is to quantify the impact of slow path vs. fast path
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