>I'm inclined to disagree.
>when pinging a local interface address for a p2p link, some IPv4
>implementations send the ping out the link, and gets it back from the
>remote router, as a way of verifying connectivity.
i mentioned this in very early message on this thread. my
question is, (1) is it really a good idea to do it, and
(2) are there IPv6 implementation doing this.
>implementing your suggestion prevents the option of doing something
>similar for IPv6.
>let the packets bounce between the two routers for a while, in the end
>you'll get a time exceeded message anyway.
do you think it okay even if outsiders (bad guys) can chew your
bandwidth? i think not.
itojun
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