From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ip-64-139-1-69.sjc.megapath.net (ip-64-139-1-69.sjc.megapath.net [64.139.1.69]) by huchra.bufferbloat.net (Postfix) with ESMTP id 581AF21F77E for ; Thu, 9 Jul 2015 11:27:44 -0700 (PDT) Received: from shuksan (localhost [127.0.0.1]) by ip-64-139-1-69.sjc.megapath.net (Postfix) with ESMTP id B861A406057; Thu, 9 Jul 2015 11:27:41 -0700 (PDT) X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.3 To: Sebastian Moeller From: Hal Murray In-Reply-To: Message from Sebastian Moeller of "Thu, 09 Jul 2015 12:55:09 +0200." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 09 Jul 2015 11:27:41 -0700 Message-Id: <20150709182741.B861A406057@ip-64-139-1-69.sjc.megapath.net> Cc: Hal Murray , bloat Subject: Re: [Bloat] Graph of bloat X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Jul 2015 18:28:13 -0000 moeller0@gmx.de said: > What about the inherent bandwidth and delay asymmetry of DSL links? The clock will be off by the calculated amount, but it will be stable. It will be consistently off by the same amount. Suppose server A gets its time from the internet over an asymmetrical link. Now, suppose that server B out on the internet asks server A for the time. The errors cancel out and it will get the correct answer. -- These are my opinions. I hate spam.