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Path: utzoo!linus!philabs!cmcl2!seismo!brl-tgr!ron
From: ron@brl-tgr.ARPA (Ron Natalie )
Newsgroups: net.lan
Subject: Re: (DoD) InterNet Header Checksum
Message-ID: <5101@brl-tgr.ARPA>
Date: Sat, 6-Oct-84 14:16:02 EDT
Article-I.D.: brl-tgr.5101
Posted: Sat Oct  6 14:16:02 1984
Date-Received: Mon, 8-Oct-84 03:18:40 EDT
References: <624@ttds.UUCP> <4985@brl-tgr.ARPA> <1723@sun.uucp>
Organization: Ballistics Research Lab
Lines: 5

There exist such a thing for UDP, but not for the IP header.
Give me a break.  The IP header is usually only 20 bytes.
Compute the checksum.  It's only 22 instructions.

-Ron