From owner-freebsd-questions Thu Aug 30 14:11:22 2001 Delivered-To: freebsd-questions@freebsd.org Received: from Interjet.citystamp.com (host-64-65-195-99.choiceone.net [64.65.195.99]) by hub.freebsd.org (Postfix) with ESMTP id 310FE37B406 for ; Thu, 30 Aug 2001 14:11:02 -0700 (PDT) (envelope-from freebsd@citystamp.com) Received: (from daemon@localhost) by Interjet.citystamp.com (8.8.5/8.8.5) id RAA25105; Thu, 30 Aug 2001 17:37:32 -0400 (EDT) Received: from UNKNOWN(192.168.1.125), claiming to be "citystamp.com" via SMTP by Interjet.citystamp.com, id smtpdv25103; Thu Aug 30 21:37:25 2001 Message-ID: <3B8DF03B.52701D1F@citystamp.com> Date: Thu, 30 Aug 2001 15:50:19 +0800 From: "Matthew P. Marino" Reply-To: freebsd@citystamp.com Organization: City Stamp Works Inc. X-Mailer: Mozilla 4.75C-CCK-MCD {C-UDP; EBM-APPLE} (Macintosh; U; PPC) X-Accept-Language: en,pdf MIME-Version: 1.0 To: Edwin Groothuis Cc: Joshua Drake , freebsd-questions@FreeBSD.ORG Subject: Re: IP address being switched between 2 MAC addresses References: <20010830111315.M29422@k7.mavetju.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit 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 If you read your service agreement you'll find you probably don't want to tell them you have a server on the wire. They monkey with addresses just for that reason. The occasional client PC never notices. Helps root out the bandwith banditos. Edwin Groothuis wrote: > > On Wed, Aug 29, 2001 at 08:57:59PM -0400, Joshua Drake wrote: > > connected via a cable modem. It works great until my ISP's gateway switches > > the MAC address associated with the IP address. It switches between 2 MACs > > on a regular basis, and when it does so, makes my web server basically > > Why do they do that???? Call them and tell them not to do that :-) > > In the mean time, you can set the time-out of the arp cache from > 20 minutes (1200 seconds) to say one minute (60 seconds in case > you're not good at math :-) to the net.link.ether.inet.max_age > variable with sysctl: > sysctl -w net.link.ether.inet.max_age=60 > > Edwin > > -- > Edwin Groothuis | Personal website: http://www.MavEtJu.org > edwin@mavetju.org | Interested in MUDs? Visit Fatal Dimensions: > ------------------+ http://www.FatalDimensions.org/ > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message