Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10 5/3/83; site umcp-cs.UUCP Path: utzoo!watmath!clyde!akgua!sdcsvax!dcdwest!ittvax!decvax!harpo!seismo!rlgvax!cvl!umcp-cs!james From: james@umcp-cs.UUCP Newsgroups: net.lan Subject: Re: Ethernet addressing Message-ID: <7041@umcp-cs.UUCP> Date: Mon, 21-May-84 00:44:55 EDT Article-I.D.: umcp-cs.7041 Posted: Mon May 21 00:44:55 1984 Date-Received: Thu, 17-May-84 05:28:26 EDT References: <967@hao.UUCP> Organization: Univ. of Maryland, Computer Science Dept. Lines: 6 If I've got this right, ethernet addresses are 48 bits long, and of those 48, the first 32 comprise a 4-byte manufacturer code assigned to the manufacturer (Interlan, say) by the people who rule ethernet (Xerox, am I right?). The last 16 bits are assigned (uniquely) by the manufacturer. --Jim