From owner-freebsd-questions@FreeBSD.ORG Sun Apr 24 20:47:46 2005 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E74DA16A4CE for ; Sun, 24 Apr 2005 20:47:46 +0000 (GMT) Received: from malasada.lava.net (malasada.lava.net [64.65.64.17]) by mx1.FreeBSD.org (Postfix) with ESMTP id B580743D31 for ; Sun, 24 Apr 2005 20:47:46 +0000 (GMT) (envelope-from cliftonr@lava.net) Received: by malasada.lava.net (Postfix, from userid 102) id 37597153886; Sun, 24 Apr 2005 10:47:46 -1000 (HST) Date: Sun, 24 Apr 2005 10:47:46 -1000 From: Clifton Royston To: FreeBSD Questions Message-ID: <20050424204745.GE25594@tikitechnologies.com> Mail-Followup-To: FreeBSD Questions References: <20050423164347.GA5974@keyslapper.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050423164347.GA5974@keyslapper.net> User-Agent: Mutt/1.4.2i Subject: Re: OT: HTTP response handling - date correction in the client? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Apr 2005 20:47:47 -0000 On Sat, Apr 23, 2005 at 12:43:48PM -0400, Louis LeBlanc wrote: > This is OT, I know, but there's gotta be someone on this list that > knows the various HTTP specs better than I do. I do know them better > than your average bear, at least, but apparently not as well as I > thought. > > I seem to remember reading in a spec, some time ago, details of date > correction performed on responses received from a server with a skewed > system clock or to account for extended network latency. > > Well, now I can't find the details of this date correction. RFC 1945 > and 2616 don't mention much detail, but I know it was discussed > somewhere. I just can't remember where. Unfortunately, my > predecessor didn't mention the spec he used in the commentary. In > fact, he didn't put any commentary on the subject at all. > > Any pointers would be appreciated. I have googled, and searched W3C, > but the results weren't very helpful. You might try the squid website and/or mailing list archives, as date issues greatly affect cacheability. They have (or used to) a cacheability tester on their website which checks dates. As a last resort, try subscribing and posting your query to that mailing list. I used to be active on it years back but have been doing other stuff more recently. -- Clifton -- Clifton Royston -- cliftonr@tikitechnologies.com Tiki Technologies Lead Programmer/Software Architect "I'm gonna tell my son to grow up pretty as the grass is green And whip-smart as the English Channel's wide..." -- 'Whip-Smart', Liz Phair