Re: Re: How many bytes should a CRC-32 protect?
Matt Mathis <[email protected]>
| Newsgroups | gmane.ietf.pilc |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 7 May 2002, Aaron Falk wrote: > You're assuming a uniform distribution of errors, aren't you? If you have > bursty errors (as in most wireless channels), you win with bigger packets > since errors are concentrated in a smaller number of packets. Well yes, perhaps. Actually I think it depends on a whole bunch of assumptions about error distribution, and different terms can oposite effects. The "hidden" model I used is that all raw errors cause the CRC to be uniformly distributed actross 4e+9 values, one of which will cause a "false pass". Thanks, --MM-- ---------------------------------------------- Matt Mathis <[email protected]> W:412.268.3319 http://www.psc.edu/~mathis H:412.654.7529 ---------------------------------------------- _______________________________________________ pilc mailing list [email protected] https://www1.ietf.org/mailman/listinfo/pilc http://www.ietf.org/html.charters/pilc-charter.html http://pilc.grc.nasa.gov/