Newsgroups: comp.protocols.tcp-ip
Path: utzoo!henry
From: henry@zoo.toronto.edu (Henry Spencer)
Subject: Re: IP Bandwidth limits (was Re: TCP window size restriction)
Message-ID: <1991Jan16.204442.8681@zoo.toronto.edu>
Organization: U of Toronto Zoology
References: <9101141737.AA17276@berserkly.cray.com> <12654151296.12.BILLW@mathom.cisco.com>
Date: Wed, 16 Jan 1991 20:44:42 GMT

In article <12654151296.12.BILLW@mathom.cisco.com> BILLW@MATHOM.CISCO.COM (William "Chops" Westfield) writes:
>The latter case sound pretty catastrophic, but the fragmentation
>problem seems less serious - putting together the wrong fragments
>should simply result in a TCP checksum error.

Well, do remember that the TCP checksum is only 16 bits, so you have one
chance in 65536 of getting a bad packet.  This becomes non-trivial if
you are exchanging millions of packets and fragmentation rears its ugly
head a lot.  (Which probably means you have other problems, but...)
-- 
If the Space Shuttle was the answer,   | Henry Spencer at U of Toronto Zoology
what was the question?                 |  henry@zoo.toronto.edu   utzoo!henry
