Date: Sat, 23 Jun 2001 19:06:21 -0400 (EDT) From: Joe Clarke <marcus@marcuscom.com> To: Francisco Reyes <freyes@drf.com> Cc: "freebsd-questions@freebsd.org" <freebsd-questions@FreeBSD.ORG> Subject: Re: Retaining same MAC (Re: Need help configuring ethernet DSL modem) Message-ID: <20010623190548.E8873-100000@shumai.marcuscom.com> In-Reply-To: <200106232259.SAA06400@mx3.drf.com>
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Yes, by default FreeBSD uses the burned-in address on the card. This is not something you should ever really need to worry with. Joe Clarke On Sat, 23 Jun 2001, Francisco Reyes wrote: > On Sat, 23 Jun 2001 18:47:38 -0400 (EDT), Joe Clarke wrote: > > >However, you can use ifconfig to change your MAC address to whatever you > >like. > > By default FreeBSD leaves this along right? > > > > As you can imagine, this can be quite bad if you choose one that is > >not unique on your broadcast domain. However, this can be useful if you > >have to replace your ethernet card with a new one, but need to keep your > >same MAC. To do this, do the following while in a fairly idle network > >state (like SU mode): > > > >ifconfig <interface> ether <address> > >arp -a -d > >Now, when your ARP cache refreshes, your IP address will be bound to the > >given MAC address. > > Thanks for the info. Will keep it handy for reference. > > > > Francisco Reyes > Daily Racing Form > Technical Support Manager > freyes@drf.com > (212) 366-7752 > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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