From owner-freebsd-questions Wed Aug 29 18:13:24 2001 Delivered-To: freebsd-questions@freebsd.org Received: from topaz.mdcc.cx (topaz.mdcc.cx [212.204.230.141]) by hub.freebsd.org (Postfix) with ESMTP id CAD3C37B401 for ; Wed, 29 Aug 2001 18:13:21 -0700 (PDT) (envelope-from edwin@mavetju.org) Received: from k7.mavetju.org (topaz.mdcc.cx [212.204.230.141]) by topaz.mdcc.cx (Postfix) with ESMTP id DC8202B6AC; Thu, 30 Aug 2001 03:13:19 +0200 (CEST) Received: by k7.mavetju.org (Postfix, from userid 1001) id E52A836A; Thu, 30 Aug 2001 11:13:15 +1000 (EST) Date: Thu, 30 Aug 2001 11:13:15 +1000 From: Edwin Groothuis To: Joshua Drake Cc: freebsd-questions@FreeBSD.ORG Subject: Re: IP address being switched between 2 MAC addresses Message-ID: <20010830111315.M29422@k7.mavetju.org> Mail-Followup-To: Edwin Groothuis , Joshua Drake , freebsd-questions@FreeBSD.ORG References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from joshdrake@mediaone.net on Wed, Aug 29, 2001 at 08:57:59PM -0400 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 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