Level 3 BGP Advertisements
ikiris at gmail.com
Wed Aug 29 20:13:19 UTC 2012
> If you have provided addressing from your aggregate to your customer and
> they have indicated that they are multi-homing, you need to preserve their
> prefix-length in your outbound advertisements, or the redundant provider
> carries the inbound traffic. Is this also frowned on? To me, this is the
> multihoming tax we all pay for.
Someone multihoming below you on PA space is a pretty special case (part of
why I said generally above actually), but definately one I would consider
valid as for passing the announcements through from their AS.
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