"Michael A. Petonic" <> Tue, 17 March 1992 17:24 UTC

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Date: Tue, 17 Mar 1992 08:39:15 -0600
From: "Michael A. Petonic" <>
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To: Dan Shia <dset!>
Cc:, "uunet!!jan.stranger" <!>,!,!,!,!
Subject: RE: SOS & LDBP
References: <9203170735.AA00809@dset>
Reply-To: "Michael A. Petonic" <>
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On March 17, 1992 (02:35:20), Dan Shia duly wrote:
>>In contrast, the primary thrust of SOS is the definition of an
>>integrated ROS/ACSE/presentation/session stack that will offer
>>OSI-like services to application protocols. Although three of the
>We see two major technical problems with OSI:
>1) the complexity of the technology (ASN.1, ACSE, Presentation layer)
>  discourages the development of OSI applications.
>2) Although ULCC's X window on OSI implementation is extremely fast,
> there is no efficient implementation of OSI
> supporting general distributed computing comparable to TCP/IP based RPCs.

I've seen all of these messages dealing with ACSE and the presentation
layer.  Are people taking into account the APLI (ACSE/Presentation Layer
Interface) put out by Unix International?

It would be yet another mistake if similar functionality were offered
with differing APIs.  Not that I'm necessarily advocating APLI, but
it *is* an API.

Michael A. Petonic		       +1-512-794-2855
    HaL Computer Systems - Director of Custodial Services and Entertainment
				 Austin, Texas
           "Two wrongs sometimes *do* make a right... in networking."