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MAC address confusion
- Subject: MAC address confusion
- From: gbonthenet at gmail.com (Grzegorz Banasiak)
- Date: Sat, 28 Feb 2009 18:22:33 +0100
- In-reply-to: <[email protected]>
- References: <[email protected]>
> Whic one of these, is locally assigned unicast MAC address, when talking about
> output format CSCO uses?
>
> 4000.0000.0000 (Local IXPs choice)
> 0200.0000.0000 (My money is here)
the second one. most significant byte is on the left, but within the
byte, most significant bits are on the right. so U/L bit is the second
one counting from the left.
> http://standards.ieee.org/regauth/oui/oui.txt
> 02-07-01 ? (hex) ? ? ? ? ? ? ? ?RACAL-DATACOM
good point, dunno.