Date: Sat, 20 Oct 2001 22:23:33 -0400 (EDT) From: Jim Weeks <jim@siteplus.net> To: "Jonathan M. Slivko" <jslivko@4evermail.com> Cc: freebsd-isp@FreeBSD.ORG Subject: RE: arplookup failed: Message-ID: <Pine.BSF.4.21.0110202220070.871-100000@veager.jwweeks.com> In-Reply-To: <Pine.BSF.4.21.0110202209001.816-100000@veager.jwweeks.com>
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I suppose that wasn't a relevant question since ifconfig -a doesn't include PROMISC for xl0. I'l keep digging :/ xl0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 -- Jim Weeks On Sat, 20 Oct 2001, Jim Weeks wrote: > Thats entirely possible. I think I did run trafshow which would do that, > but I am pretty sure the machine has been rebooted since doing > so. Promiscuous mode wouldn't survive a hot boot would it? > > -- > Jim Weeks > > > On Sat, 20 Oct 2001, Jonathan M. Slivko wrote: > > > Jim, > > > > What you may have done is you may have set your NIC card into > > promiscuous mode, which tells the NIC card to intercept all packets on > > that network, not just the ones meant for that particular machine. What > > you may have seen could have been a result of that. -- Jonathan > > > > --------------------------------------------------- > > Jonathan Slivko - 4EverMail.COM - www.4evermail.com > > Web Hosting - Web Desgin - UNIX Shell Accounts > > JSlivko@4evermail.com - Phone: (212) 663-1109 > > > > -----Original Message----- > > From: owner-freebsd-isp@FreeBSD.ORG > > [mailto:owner-freebsd-isp@FreeBSD.ORG] On Behalf Of Jim Weeks > > Sent: Saturday, October 20, 2001 9:53 PM > > To: freebsd-isp@freebsd.org > > Subject: arplookup failed: > > > > Would someone please check me on this. I know this has been discussed > > before and I want to make sure I understand correctly. > > > > I am receiving the following error, > > > > Oct 20 21:16:21 server /kernel: arplookup XXX.XXX.XXX.XXX failed: host > > is > > not on local network > > > > Indeed the server issuing the request is not on the same subnet. If I > > understand arp correctly, the kernel is not able to respond to a mac > > address not directly connected to the subnet of the responding machine. > > > > After looking at the results of "tcpdump -n -e -p arp", I see a lot of > > traffic from several subnets. Should I be seeing arp requests other > > than > > those initiated by my default gateway or other machines on the same > > subnet? > > > > Why would this machine be issuing request for interfaces connected to a > > different subnet, and if it should, why isn't it directing the requests > > to my default gateway? > > > > Am I correct in assuming that this is a routing problem and not > > something > > I can correct from my end? > > > > Thanks in advance, > > > > -- > > Jim Weeks > > > > > > > > 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 > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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