In message <[EMAIL PROTECTED]>, Jon Lewis writ
es:
>On Tue, 20 Sep 2005, Steven M. Bellovin wrote:
>
>>> testing *from* the address block to a representative spread of
>>> addressing makes much more sense and would be much more indicative of
>>> forwarding (versus routing) problems, and would do so with some method
>>
>> It's a good idea, but of course that requires someone in the allocated
>> block to have a list of addresses to ping, all over the net.
>
>Such lists aren't _that_ hard to come by. It's been done.
>
Sure -- but if you want a *representative spread*, it takes
considerably more work.
--Steven M. Bellovin, http://www.cs.columbia.edu/~smb
