From owner-freebsd-questions Mon Nov 4 8:43:46 2002 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 1A46D37B401 for ; Mon, 4 Nov 2002 08:43:45 -0800 (PST) Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by mx1.FreeBSD.org (Postfix) with ESMTP id 619F643E3B for ; Mon, 4 Nov 2002 08:43:44 -0800 (PST) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.12.6/8.12.6) id gA4GhVRE074529; Mon, 4 Nov 2002 10:43:31 -0600 (CST) (envelope-from dan) Date: Mon, 4 Nov 2002 10:43:31 -0600 From: Dan Nelson To: Max Clark Cc: freebsd-questions@FreeBSD.ORG Subject: Re: How to simulate high latency links? Message-ID: <20021104164328.GB19142@dan.emsphone.com> References: <20021104020515.GB63929@dan.emsphone.com> <001a01c283c7$c4b78fd0$6445a8c0@princess> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <001a01c283c7$c4b78fd0$6445a8c0@princess> X-OS: FreeBSD 5.0-CURRENT X-message-flag: Outlook Error User-Agent: Mutt/1.5.1i Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In the last episode (Nov 03), Max Clark said: > So if I want to do testing between machine A and B I can route all of > the traffic trough a machine C with dummynet and simulate the network > environment that I need? Sure. You can also add the rules to either A or B and do the same thing, or even set them up on A's lo0 interface and do all the testing on A :) > Basically I want to test/experiment with the send/receive settings > within the servers. > > What about a hardware appliance? Could this be set up using a QOS > policy or something similar with a switch? You could set up something similar with the rate-limit command on Cisco routers. -- Dan Nelson dnelson@allantgroup.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message