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RE: [Debian] Ethernet MACaddress constantly changing



Do you use dhcp to get your address?  If you do, the linux
dhcpcd releases it each time you shutdown so every time you
reboot you get a new ip-addr.  MAC addr is another story.
That should be fixed to the adaptor and never change.  (Well,
almost never.  There are a few that have mac addresses that
are able to be modified with a special utility.  The only ones
I know about are for older minicomputers...)

If your problem is ip-addr changing, you can modify the dhcpc
script in /etc/init.d to "killall -9 dhcpcd" for the stop function.
That fixed it for me.

jim

> Hi,
> 
> I have a portable with a 3Com 3CCE589ET CPCMCIA network
> adapter. I'm also running arpwatch on my network to check for
> "ellegal aliens".  I noticed that everytime a reboot my portable
> from linux to windows or the other way around I get a message
> from arpwatch that the Ethernet address of my portable changed.
> Shouldn't the ethernet address be network-card-specific. Is either
> Linux or Windows98 changing my Ethernet address and ifso why?
> 
> Thanks in advance,
> 
> Nico
> 
> -- 
> --------------------------------------------------------
> How do you tell when you run out of invisible ink?
> --------------------------------------------------------
> Nico De Ranter
> Sony Service Center (SUPC-E/NSSE)
> Sint Stevens Woluwestraat 55 (Rue de Woluwe-Saint-Etienne)
> 1130 Brussel (Bruxelles), Belgium, Europe, Earth
> Telephone: +32 2 724 86 41 Telefax: +32 2 726 26 86
> e-mail: nico.deranter@sonycom.com
> 
> 
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