From owner-freebsd-isp Wed Mar 22 6:51:35 2000 Delivered-To: freebsd-isp@freebsd.org Received: from buffnet4.buffnet.net (buffnet4.buffnet.net [205.246.19.13]) by hub.freebsd.org (Postfix) with ESMTP id A342737B56B for ; Wed, 22 Mar 2000 06:51:32 -0800 (PST) (envelope-from shovey@buffnet.net) Received: from buffnet11.buffnet.net (buffnet11.buffnet.net [205.246.19.55]) by buffnet4.buffnet.net (8.9.3/8.8.7) with ESMTP id JAA20093; Wed, 22 Mar 2000 09:51:11 -0500 (EST) (envelope-from shovey@buffnet.net) Date: Wed, 22 Mar 2000 09:51:04 -0500 (EST) From: Steve Hovey To: Alexander Latukhin Cc: freebsd-isp@FreeBSD.ORG Subject: Re: Two interfaces with one IP In-Reply-To: <20000322173609.A938@al.san.ru> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Ive seen this kinda thing when either someone misconfigured a local workstation, or when a device doing proxy arp (like a switch) errently sent out arps for that IP (A client once had a switch go ballistic and broadcast that it was all the IPs it could see on any of its ports, to all of the other ports) On Wed, 22 Mar 2000, Alexander Latukhin wrote: > Hello dear FreeBSD-ISP, > > I faced with a strange thing today - one of our servers start to > write "... /kernel: arp: XX:XX:XX:XX:XX:XX is using my IP address X.X.X.X!" > from time to time on the console. This XX:XX:XX:XX:XX:XX is NOT from > our LAN. We have several clients on sync/async connections to our Cisco > routers. When normal operation conditions the server in question is > ping'ed with 0.3 - 0.4 ms, when another interface try to use his IP this > time increases up to 44 - 60 ms. That makes me think that a part (or whole) > of traffic goes the wrong way. Did anyone faced the same/similar problem? > > Any comments/help/advices would be greatly appreciated. > > Alex > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > RUSSIA, e-mail: al@san.ru > Saratov Telecom, > Alexander Latukhin > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message