- From: Willy Tarreau <w@1wt.eu>
- Date: Sun, 11 Aug 2013 07:16:51 +0200
- To: Michael Sweet <msweet@apple.com>
- Cc: Poul-Henning Kamp <phk@phk.freebsd.dk>, "Roy T. Fielding" <fielding@gbiv.com>, IETF HTTP WG <ietf-http-wg@w3.org>
Hi Michael, On Sat, Aug 10, 2013 at 07:01:49PM -0400, Michael Sweet wrote: > Hi, > > On 2013-08-10, at 5:00 AM, Poul-Henning Kamp <phk@phk.freebsd.dk> wrote: > > ... > >> What we can do is define how "Expect: 100-continue" is implemented [...] > > > > I think we should deprecate Expect. > > > > Document the 100 and 417 responses for back- & bug-wards compatibility > > and write that clients SHOULD NOT send Expect. > > > Note that Expect is widely used for printing, specifically to avoid sending > gigabytes of print data only to discover that you need to authenticate the > request. > > So I would be -1 on deprecating Expect. It might not see consistent usage > among generic web browsers, but it *is* consistently used for things like > IPP. And web services which is where I first saw it heavily used. Willy
Received on Sunday, 11 August 2013 05:17:19 UTC