From owner-freebsd-net@FreeBSD.ORG Fri Sep 3 18:01:58 2010 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E9FCC106574E for ; Fri, 3 Sep 2010 18:01:58 +0000 (UTC) (envelope-from zeus@relay.ibs.dn.ua) Received: from relay.ibs.dn.ua (relay1.ibs.dn.ua [91.216.196.25]) by mx1.freebsd.org (Postfix) with ESMTP id 6F23E8FC26 for ; Fri, 3 Sep 2010 18:01:57 +0000 (UTC) Received: from relay.ibs.dn.ua (localhost [127.0.0.1]) by relay.ibs.dn.ua with ESMTP id o83I1uSY026586 for ; Fri, 3 Sep 2010 21:01:56 +0300 (EEST) Received: (from zeus@localhost) by relay.ibs.dn.ua (8.14.4/8.14.4/Submit) id o83I1u4S026585 for freebsd-net@freebsd.org; Fri, 3 Sep 2010 21:01:56 +0300 (EEST) Date: Fri, 3 Sep 2010 21:01:56 +0300 From: Zeus V Panchenko To: freebsd-net@freebsd.org Message-ID: <20100903180156.GA20682@relay.ibs.dn.ua> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Content-Disposition: inline User-Agent: Mutt/1.4.2.3i X-Operating-System: FreeBSD 8.1-RELEASE X-Editor: GNU Emacs 23.2.1 Subject: mac address cleaning ignored ... X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 Sep 2010 18:01:59 -0000 Hi All, i have faced some "weird" mac address caching issue ... need help to understand who is who :( i have box A: FreeBSD 8.1-STABLE #2 amd64 and box B: FreeBSD 8.1-STABLE #3 amd64 both are connected to TP Link switch TL-SG5426 after nic change on box B i can ping box B from box A but i can not ping A from B ... i see the box A continue to reply to the box B old nic mac address ... how can it be possible if i have made: - arp cleaning on box A after what arp shows correct mac for host B -- pf reload/restart - arp cleaning on box B after what arp shows correct mac for host B -- pf reload/restart -- cold reboot - host/dns/mac cleaning on switch after what mac table contains correct mac for host B -- switch soft reload on box A i have quagga running ... can it cach mac addresses? the nic change was needed due to the heavy onboard nic re(4) card=0x83a31043 chip=0x816810ec Gigabit Ethernet NIC(NDIS 6.0) (RTL8168/8111/8111c) flapping really i have no idea what to do except cold reboot of box A ... but who can to continue to remembers box B old nic mac address after all of that cleanings? thanks in advance -- Zeus V. Panchenko IT Dpt., IBS ltd GMT+2 (EET)