From owner-freebsd-hackers Mon Dec 10 8:21:25 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from boreas.isi.edu (boreas.isi.edu [128.9.160.161]) by hub.freebsd.org (Postfix) with ESMTP id 0391637B405 for ; Mon, 10 Dec 2001 08:21:22 -0800 (PST) Received: from isi.edu (ras34.isi.edu [128.9.176.134]) by boreas.isi.edu (8.11.6/8.11.2) with ESMTP id fBAGLGN14157; Mon, 10 Dec 2001 08:21:16 -0800 (PST) Message-ID: <3C14E0F7.3060902@isi.edu> Date: Mon, 10 Dec 2001 08:21:11 -0800 From: Lars Eggert User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:0.9.6) Gecko/20011203 X-Accept-Language: en, de MIME-Version: 1.0 To: "S. Aeschbacher" Cc: Hal Snyder , hackers@freebsd.org Subject: Re: cable modem connection problem References: <20011206071926.QTHW27606.mta05-svc.ntlworld.com@there> <3C0F7966.908CD6E6@bturtle.ch> <3C1005ED.4090001@isi.edu> <20011207000918.JIID10846.mta07-svc.ntlworld.com@there> <3C100F4D.3080900@isi.edu> <85k7vyzspp.fsf@stiegl.niksun.com> <87n10s8rn6.fsf@cb293842-b.rmdws1.il.home.com> <3C13ABED.B249B519@bturtle.ch> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG S. Aeschbacher wrote: > Hal Snyder wrote: > > [snip] > >>Sounds as if the MAC of the upstream provider occasionally changes. >>Don't know enough about cable to understand it better, and problem is >>gone now so can't check for sure. >> > As far as my cases are concerned, the MAC address does not change. When > the arp entry is deleted, the same MAC of the gateway is inserted into > the arp table. Actually, it sounds like your provider actively mucks with the link after a certain time - are these "residential" pipes? If so, they may do that to prevent you from running servers. In any case, I'd be surprised if this really was a FreeBSD issue; I really think it's the provider doing something weird. (And on Windows you'll never see the problem, since you typically reboot more frequently than every 10 hours anyway... :-) Lars -- Lars Eggert Information Sciences Institute http://www.isi.edu/larse/ University of Southern California To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message