Correct. All the attacks rely on the fact that the ISATAP router
encapsulates/decapsulates a packet the 6to4 relay decapsulates/encapsulates,
respectively. So the two tunnels must have the same encapsulation type.
----- Original Message ----
> From: "Templin, Fred L" <fred.l.temp...@boeing.com>
> To: Gabi Nakibly <gnaki...@yahoo.com>; v6ops <v6...@ops.ietf.org>
> Cc: ipv6@ietf.org; sec...@ietf.org
> Sent: Friday, August 28, 2009 7:23:03 PM
> Subject: RE: Routing loop attacks using IPv6 tunnels
>
> Gabi,
>
> Correct me if I am wrong, but if there were a new version
> of ISATAP that did not use ip-proto-41 encapsulation but
> instead used a different kind of encapsulation, then it
> need not concern itself with routing loop interactions
> with 6to4 relays since 6to4 relays only know about
> ip-proto-41. Does that match your understanding?
>
> Thanks - Fred
> fred.l.temp...@boeing.com
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