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Re: [alto] Info Resource Dirs, OPTIONS, 300 Multiple Choices and all that jazz ....

"Thomson, Martin" <Martin.Thomson@commscope.com> Thu, 28 July 2011 17:22 UTC

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From: "Thomson, Martin" <Martin.Thomson@commscope.com>
To: Robert Varga <robert.varga@pantheon.sk>, "alto@ietf.org" <alto@ietf.org>
Date: Fri, 29 Jul 2011 01:22:16 +0800
Thread-Topic: [alto] Info Resource Dirs, OPTIONS, 300 Multiple Choices and all that jazz ....
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Subject: Re: [alto] Info Resource Dirs, OPTIONS, 300 Multiple Choices and all that jazz ....
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On 2011-07-28 at 13:17:25, Robert Varga wrote:
> I do not exactly see why the IRD cannot be 
> strictly authoritative for non-IRD resources. 

This is a general HTTP thing.  You can't get authoritative information about any resource from anywhere but that resource.

It is possible for the IRD to be hosted on a different server than the non-IRD resource.  In that case, the IRD resource might be based on outdated information.  You also have to consider an adversarial model for the two.

--Martin

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