Date: Sat, 14 Jun 2003 12:48:19 +0300 From: ODHIAMBO Washington <wash@wananchi.com> To: Mark Atkinson <atkin901@yahoo.com> Cc: freebsd-questions@freebsd.org Subject: Re: arp messages: Why is this happening? Message-ID: <20030614094819.GB87960@ns2.wananchi.com> In-Reply-To: <bccrog$u88$1@main.gmane.org> References: <20030613152226.GA91843@ns2.wananchi.com> <bccrog$u88$1@main.gmane.org>
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* Mark Atkinson <atkin901@yahoo.com> [20030613 19:00]: wrote: > This is probably a DHCP network? This would happen if a client gets a > new DHCP assigned IP address, instead of it's old one, and before the > freebsd boxes' ARP cache expired for that machine. Usually this only > happens with: Not a DHCP network per se, but an ISP environment where clients get assigned dynamic IPs on dialup. However, this problem was never so pronounced when I was running 4.7-STABLE, only after 4.8-STABLE. > - broken DHCP clients (not requesting it's old ip back upon reboot). > - broken DHCP servers (not maintaining lease state properly to > assign clients their old addresses) > - tight DHCP address spaces (ie. the DHCP server must reuse previously > leased IP addresses to accomodate > new DISCOVERS). > > or a combination of the above. No idea if that applies to me, but we do not run a DHCP server. > Either that or you have a whole bunch of machines that use gratuitous > ARP to advertise the new interfaces in a failover situation. Yikes! I need to be a network specialist, sort of.. but no. -Wash -- Odhiambo Washington <wash@wananchi.com> "The box said 'Requires Wananchi Online Ltd. www.wananchi.com Windows 95, NT, or better,' Tel: +254 2 313985-9 +254 2 313922 so I installed FreeBSD." GSM: +254 72 743223 +254 733 744121 This sig is McQ! :-) "For three days after death hair and fingernails continue to grow but phone calls taper off." -- Johnny Carson
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