Date: Fri, 10 Aug 2012 09:46:55 -0400 (EDT) From: Daniel Feenberg <feenberg@nber.org> To: Cos <rosettas@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: How to refresh network card buffer? Message-ID: <Pine.GSO.4.64.1208100945520.26273@nber6> In-Reply-To: <CAKV%2BxLBfHAmzjQeB%2BEE_rGA12vWwMvFok%2B1YS-K2eY2SYeXpEg@mail.gmail.com> References: <CAKV%2BxLBfHAmzjQeB%2BEE_rGA12vWwMvFok%2B1YS-K2eY2SYeXpEg@mail.gmail.com>
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On Fri, 10 Aug 2012, Cos wrote: > Hi all > > The background is I have around 100pcs router-like products. they all > have a fixed IP address 192.168.1.100 and of course different MAC > address. > > I need to connect them one by one to configure. > > The trouble is while I disconnect one unit and change to another unit, > the FreeBSD can not recognize the unit immediately. It need around > more than 10 minutes to ping 192.168.1.200 successfully. > > I can refresh it by "ifconfig ue0 down" and "ifconfig ue0 up", it > works but I think the way is not smart. > > I guess there is something like buffer to record IP and MAC pair has > to be cleaned. Could anybody advise? Try arp -d 192.168.1.200 as superuser to delete the MAC address from the local ip-to-mac table. dan feenberg > > -- > with kind regards > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >
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