From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benny Amorsen Subject: Re: ipv4_devconf.arp_accept mystery Date: Tue, 25 Dec 2007 23:08:08 +0100 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: netdev@vger.kernel.org Return-path: Received: from main.gmane.org ([80.91.229.2]:51001 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751235AbXLYWIk (ORCPT ); Tue, 25 Dec 2007 17:08:40 -0500 Received: from list by ciao.gmane.org with local (Exim 4.43) id 1J7Hwi-0006EN-L2 for netdev@vger.kernel.org; Tue, 25 Dec 2007 22:08:20 +0000 Received: from hd5b9080a.c45-01-12.sta.perspektivbredband.net ([213.185.8.10]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 25 Dec 2007 22:08:20 +0000 Received: from benny+usenet by hd5b9080a.c45-01-12.sta.perspektivbredband.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 25 Dec 2007 22:08:20 +0000 Sender: netdev-owner@vger.kernel.org List-ID: Herbert Xu writes: > As the name suggests you should use > > /proc/sys/net/ipv4/conf/all/arp_accept The documentation says that if arp_accept is 0, unsolicited arp replies are dropped. Doesn't that interfere with failover services such as vrrp, keepalived, ucarp etc? I thought they did unsolicited arp when failing over. /Benny