Path: utzoo!utgpu!water!watmath!egisin
From: egisin@watmath.waterloo.edu (Eric Gisin)
Newsgroups: comp.dcom.lans
Subject: Re: Unknown ethernet type fields
Keywords: unknown type ethernet
Message-ID: <18464@watmath.waterloo.edu>
Date: 22 Apr 88 18:07:58 GMT
References: <23581@hi.unm.edu>
Organization: U of Waterloo, Ontario
Lines: 9

In article <23581@hi.unm.edu>, cyrus@hi.unm.edu (Tait Cyrus) writes:
> Anyone know what the following ethernet type fields are and what they are used
> for?
> 
> 001a	-> seen from a Cisco Gateway -- dst is a multicast address
> 	   (one packet about every 60-90 seconds)

Anything less than or equal to 1500 (0x5DC) is an 802.3 packet length.
The "protocol" is in the 802.2 LLC header following the 802.3 MAC header.