# Re: No "TOP" of the docuverse [Was: URC usage scenarios ]

Jon P. Knight (J.P.Knight@lut.ac.uk)
Thu, 29 Sep 1994 21:41:31 +0100 (BST)

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    Date: Thu, 29 Sep 1994 21:41:31 +0100 (BST)

    From: "Jon P. Knight" <J.P.Knight@lut.ac.uk>

    Subject: Re: No "TOP" of the docuverse [Was: URC usage scenarios ]

    To: "Daniel W. Connolly" <connolly@hal.com>

    In-Reply-To: <9409282316.AA04644@ulua.hal.com>

    Message-Id: <Pine.3.05.9409292130.J27413-a100000@suna>

On Wed, 28 Sep 1994, Daniel W. Connolly wrote:
> I suggest that any scenario involving a "root" or "top" server is
> doomed to fail.
>
> There are two key features to the URN/URC service: high availability
> and authentication. If you rely on a "root" server, you create a
> single point of failure, which conflicts badly with the goal of
> high availability.

What about if the ``top'' or ``root'' was a multicast group with lots of
authoritive servers listening in for queries for URN/URC mappings that
can't be handled by more localised heirarchies.

Just a thought.

Jon

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Jon Knight, Research Student in High Performance Networking and Distributed
Systems in the Department of _Computer_Studies_ at Loughborough University.
* It's not how big your share is, its how much you share that's important *

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