Date: Mon, 6 Jun 2005 17:59:37 -0400 From: Charles Swiger <cswiger@mac.com> To: ben@stonehenge-net.com Cc: freebsd-questions@freebsd.org Subject: Re: strange network behaviour Message-ID: <EABAE1B4-8F02-4A1B-B883-65ED53352771@mac.com> In-Reply-To: <21064.66.201.44.146.1118079993.squirrel@mailhenge.com> References: <21064.66.201.44.146.1118079993.squirrel@mailhenge.com>
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On Jun 6, 2005, at 1:46 PM, ben@stonehenge-net.com wrote: > on Friday i set up 4 old celeron boxes as DNS servers for a > client. after > about 5 minutes, their ability to reach the network vanishes... > they can't > ping their router, and inbound network traffic vanishes. rebooting > fixes > the problem... for another ~ 5 min. > > the only things running are chrooted bind, postfix, and webmin. > ipfw is > on, with firewall_type="open". i've also tried it with ipfw disabled. Someone who mentioned ARP may be right, judging by the timeout, but perhaps not if you've turned IPFW off entirely. Five minutes is also about right if you've got dynamic routing or a second DHCP server lurking enabled somewhere and is sending out a bad route. Are you sure the router is OK? -- -Chuck
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