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Re: IETF multihoming powder: just add IPv6 and stir
Tony Li wrote:
> A filter that is looking at a locator is probably a bug.
In that case there will be many bugs. Similar issues arise
for QOS classifiers (unless we get the flow label into general
> | On dinsdag, mei 13, 2003, at 23:37 Europe/Amsterdam, Masataka Ohta
> | wrote:
> | > OTOH, rewriting of source locator is not so useful, though I have
> | > no reason to forbid it.
> | Unless the source address is already a valid address
> | assigned by the
> | ISP you're forwarding the packet to (which can't by
> | definition always
> | be the case in a locator/identifier scheme), you need to
> | rewrite it in
> | order to get through ingress filtering and to be able to
> | receive ICMP
> | messages. Remember that path MTU discovery is pretty much
> | mandatory in
> | IPv6 so you need those ICMPs. Ingress filtering is
> | important to keep
> | denial of service attacks in check to at least some degree.