Date: Tue, 18 Sep 2001 19:05:21 -0700 (PDT) From: Julian Elischer <julian@elischer.org> To: Mike Saunders <method@method.cx> Cc: Lars Eggert <larse@ISI.EDU>, freebsd-net@freebsd.org Subject: RE: kernel arp messages Message-ID: <Pine.BSF.4.21.0109181856480.23317-100000@InterJet.elischer.org> In-Reply-To: <Pine.NEB.4.21.0109181955150.7737-100000@schizo.method.cx>
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On Tue, 18 Sep 2001, Mike Saunders wrote: > Thanks for all the replies gentlemen! I'll try to clear some things up > here: > > On Tue, 18 Sep 2001, Lars Eggert wrote: > > > Date: Tue, 18 Sep 2001 17:31:24 -0800 > > From: Lars Eggert <larse@ISI.EDU> > > To: Mike Saunders <method@method.cx>, freebsd-net@freebsd.org > > Subject: RE: kernel arp messages > > > > > Sep 18 15:01:54 router /kernel: arp: 209.74.87.1 is on lo0 but got reply > > > from 00:60:08:35:57:4e on xl0 > > > > And this is *really* ugly! Are you proxy-arping? Someone is advertising > > one of your local IP addresses. > how did that address get on lo0? what is netstat -r (or ifconfig) showing? > Actually Lars, > If you notice the MAC, it's the same as: > > ep0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > inet 209.74.87.1 netmask 0xffffff00 broadcast 209.74.87.255 > ether 00:60:08:35:57:4e > > So 209.74.87.1 is on ep0 which is on lo0 but gets caught at xl0, according > to this machine. ep0 is NOT "ON" lo0 What makes you say that strange thing? > > So maybe a picture will help > > | > | > | > 209.74.92/24 > | > (xl0) > FreeBSD Router > (ep0) > | > 209.74.87/24 > | > switches > > This is what I believe to be the current set up. Now that I read the > email mentioning the loop, it's possible that somebody has thrown in a hub > connecting both networks. I know there's one in the closet. I'll have to > go and check. that would be my guess. > > Ideally, all I'm trying to do is route one class C into my what is the link to the provider? > provider's network. I just want a router, it happens to be running > FreeBSD instead of IOS. > > I'll have to go take a look at the cabling setups though. Thanks for the > tips everybody. > > -Mike > method@method.cx > > > > > > Again, I think a picture of your setup would help. It sounds like you're > > simply trying to set up a FreeBSD router between to networks, this should > > not be so complicated. > > > > Lars > > -- > > Lars Eggert <larse@isi.edu> Information Sciences Institute > > http://www.isi.edu/larse/ University of Southern California > > > > > 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
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