[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Methods in the NIM requirements
- To: Juergen Schoenwaelder <schoenw@ibr.cs.tu-bs.de>
- Subject: Re: Methods in the NIM requirements
- From: David Harrington <dbh@cabletron.com>
- Date: Tue, 02 May 2000 15:51:39 -0400
- CC: nim@ops.ietf.org
- Delivery-date: Tue, 02 May 2000 12:55:38 -0700
- Envelope-to: nim-data@psg.com
- Organization: Cabletron Systems Inc
Juergen,
I concur with this thinking. Object-oriented analysis and design have
proven to be very advantageous. I think SNMP needs to be migrated to a
more object-oriented model, and the NIM/CIM/DEN efforts may be doing
part of the work that needs to be done.
dbh
Juergen Schoenwaelder wrote:
>
> >>>>> David Harrington writes:
>
> David> I would consider it inappropriate to start from scratch with an
> David> information model and not consider all the IETF standards work
> David> that needs to be able to map to that information model.
>
> Yes, this is IMHO very important and I was arguing along this line
> before. However, we also need to look into the future and I think that
> we need methods to significantly simplify interactions. Sure, this
> makes algorithmic mappings more complex and we need at some point to
> answer the question whether
>
> (a) we try to map to existing technology which may turn out to be in
> the general case either undoable or at least too nasty to explain
> to the outside world, or
>
> (b) we evolve the technology itself along the creation of the NIM to
> make the mappings simpler.
>
> The answer to this IMHO very fundamental question is the time scale of
> this work item we have in mind. I believe that any successful NIM work
> (which at some points reaches the break even point) will take years
> since it also implies work on the various technologies we have. If we
> strictly do (a) and limit NIM to the least common denominator, then I
> am sure we will restart in a few years from now.
>
> We need to move ahead (making those steps we think we understand).
>
> /js
>
> --
> Juergen Schoenwaelder Technical University Braunschweig
> <schoenw@ibr.cs.tu-bs.de> Dept. Operating Systems & Computer Networks
> Phone: +49 531 391 3289 Bueltenweg 74/75, 38106 Braunschweig, Germany
> Fax: +49 531 391 5936 <URL:http://www.ibr.cs.tu-bs.de/~schoenw/>
--
David Harrington Spectrum for Smart Networking
dbh@cabletron.com Cabletron Systems Inc.
begin:vcard
n:Harrington;David
x-mozilla-html:FALSE
org:Cabletron Systems Inc
adr:;;35 Industrial Way;Rochester;NH;03867;USA
version:2.1
email;internet:dbh@cabletron.com
tel;fax:603-337-7370
tel;work:603-337-7357
x-mozilla-cpt:;0
fn:Harrington, David
end:vcard