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Re: Using OPTIONS for optional feature discovery -- advice

From: Scott Lawrence <scott@skrb.org>
Date: Tue, 27 Apr 2004 07:02:02 -0400
To: Jamie Lokier <jamie@shareable.org>
Cc: Julian Reschke <julian.reschke@gmx.de>, Mark Nottingham <mnot@mnot.net>, HTTP working group <ietf-http-wg@w3.org>
Message-Id: <1083063722.3854.2.camel@localhost.localdomain>

On Tue, 2004-04-27 at 03:42, Jamie Lokier wrote:
> Julian Reschke wrote:
> > >Just curious - does anyone know of OPTIONS being used "in the wild" at all?
> > >If so, how?
> > 
> > OPTIONS is used quite heavily by WebDAV clients for feature discovery. 
> > They usually use both the Allow header and the DAV-specific "Dav" header 
> > (<http://greenbytes.de/tech/webdav/rfc2518.html#HEADER_DAV>).
> 
> OPTIONS is also used in principle for "Upgrading to TLS Within
> HTTP/1.1" (RFC2817).  I don't know if it's actually deployed.

That mechanism is used by many IPP printers for the secure mode.
-- 
Scott Lawrence <scott@skrb.org>
Received on Tuesday, 27 April 2004 07:02:29 GMT

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