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Re: Suggestion: Partial file transfer.

From: Larry Masinter <masinter@parc.xerox.com>
Date: Sun, 27 Aug 1995 04:48:50 PDT
To: dror@vocaltec.com
Cc: http-wg%cuckoo.hpl.hp.com@hplb.hpl.hp.com, dror@vocaltec.com
Message-Id: <95Aug27.044902pdt.2763@golden.parc.xerox.com>
I'd be more comfortable with this and other proposals if the original
data were delivered with a 'content-ID' that was unique to the
particular content being delievered, and any follow-up request for
partial delivery were indexed not by the original URL but by the
content-ID itself. (The lack of a content-ID would be a signal that
the object wasn't suitable for partial transmission or that the server
didn't support such.)

The content-ID could also be used as a GET IF-DIFFERENT key, since the
content-ID would change when the content changed. Content-ID is
required to be globally unique. (It might even be a URN, but who
Received on Sunday, 27 August 1995 04:52:27 UTC

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