Greg Lehey wrote:
> 
> OK, now maybe I'm missing something here.  But an Ethernet address is
> used to identify a board.  Arp binds it to an IP address.  An IP
> address is bound to a network.  So if you're on a different network,
> you get a different IP address.  Why do you need the same Ethernet
> address?
> 
> This is very different from having two boards on the same network,
> both with the same Ethernet address.  As I observed earlier, that does
> make sense, but it's a hot standby situation.  I can't see any point
> in arranging for both of them to accept or send data.

Redundancy and throughput both.  Most switches can do this; using
two physical ports as one logical link.  Think of it as network
link striping.

-- 
       "Where am I, and what am I doing in this handbasket?"

Wes Peters                                                 Softweyr LLC
http://www.softweyr.com/~softweyr                      w...@softweyr.com


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