On 21/08/2014 00:01, Stuart Henderson wrote:
That would deny (reject) routes, it would not strip private ASN from the
AS-path, openbgp doesn't have a way to do that.

Hi Stuart,

That's exactly what I meant to do. The subject I chose is actually wrong & misleading.

If you actually mean rejecting the routes (not modifying the path on
routes which you want to permit), and if it's customers (or possibly
peers) that you're talking about, explicitly permit what you expect to
see, deny all others. it's the only sane way. (Obviously make use of IRR
or other automated means to setup filters, if appropriate).

I mean rejecting routes from transits carrying private AS# in the AS_PATH.

Thanks

Laurent

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