[c-nsp] Troubleshoot UDP out-of-sequence

Lamar Owen lowen at pari.edu
Tue Sep 13 09:19:49 EDT 2011


On Monday, September 12, 2011 05:45:06 PM Nick Hilliard wrote:
> I would be interested to hear your opinion on how tcp over multicast would
> work.

Of course, straight TCP won't work over multicast.  There are other protocols which will meet the suggestions of RFC 3048.  

> But I agree with your general point that it's a bit much to expect an
> application to work where it depends on intercontinental multicast to work
> flawlessly and where the upper levels of the application don't even
> tolerate out of order packets.  "Be liberal in what you expect.  Be
> conservative in what you send".

UDP is simply not the right answer to this problem.  Now, there may be ways to shoehorn it into place, but a protocol more suited to the task would be better all around.


More information about the cisco-nsp mailing list