Path: utzoo!attcan!uunet!seismo!sundc!pitstop!sun!decwrl!ucbvax!CORNELLA.BITNET!NJG From: NJG@CORNELLA.BITNET (Nick Gimbrone) Newsgroups: comp.protocols.ibm Subject: Re: SNA reliability above DLC Message-ID: <8809230109.AA21558@jade.berkeley.edu> Date: 23 Sep 88 00:26:46 GMT References:Sender: daemon@ucbvax.BERKELEY.EDU Reply-To: Nick Gimbrone Organization: The Internet Lines: 4 It certainly is a bad idea (in my opinion) to 'count' on the reliability of the data link layer. A few years back we spent months discovering that a set of our modems had a failure mode which allowed bad data to be passed by the bisync CRC check being used in the 3705s.