From owner-freebsd-net Fri Nov 10 7:22:28 2000 Delivered-To: freebsd-net@freebsd.org Received: from apollo.ocsny.com (apollo.ocsny.com [204.107.76.2]) by hub.freebsd.org (Postfix) with ESMTP id 91CAE37B479 for ; Fri, 10 Nov 2000 07:22:26 -0800 (PST) Received: from upan.org (thoth.upan.org [204.107.76.16]) by apollo.ocsny.com (8.9.2/8.9.3) with ESMTP id KAA61968; Fri, 10 Nov 2000 10:22:35 -0500 (EST) Message-ID: <3A0C1163.82FDA989@upan.org> Date: Fri, 10 Nov 2000 10:16:51 -0500 From: Mikel Reply-To: mikel@upan.org X-Mailer: Mozilla 4.73 [en] (Win98; U) X-Accept-Language: en,it MIME-Version: 1.0 To: Guy Helmer Cc: net@FreeBSD.ORG Subject: Re: "arp: XX is on xx0 but got reply from YY on yy0" message References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org could you maybe send a copy (or a mock copy) of your rc.conf files? Guy Helmer wrote: > I'm working with a situation where a machine will have two interfaces on > the same Ethernet segment. One interface does not have an IP address and > is in promiscuous mode to listen to the segment; the other interface has > an IP address and is running normally. The kernel logs a lot of "arp: XX > is on xx0 but got reply from YY on yy0" messages. > > Questions also appear on the FreeBSD lists asking about this message when > people have multiple interfaces in different IP subnets on the same wire. > > >From reading the source in for in_arpinput() in > /sys/netinet/if_ether.c, it appears that the kernel just logs this message > and harmlessly tosses the packet. If this *is* harmless, would it be OK > to make the log message conditional on a sysctl toggle? > > Guy > > Guy Helmer, Ph.D. Candidate, Iowa State University Dept. of Computer Science > Research Assistant, Dept. of Computer Science --- ghelmer@cs.iastate.edu > http://www.cs.iastate.edu/~ghelmer > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-net" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message