what about 48 bits?
LarrySheldon at cox.net
Mon Apr 5 18:28:09 CDT 2010
On 4/5/2010 15:36, Jon Lewis wrote:
> On Sun, 4 Apr 2010, A.B. Jr. wrote:
>> Lots of traffic recently about 64 bits being too short or too long.
>> What about mac addresses? Aren't they close to exhaustion? Should be. Or it
>> is assumed that mac addresses are being widely reused throughout the world?
>> All those low cost switches and wifi adapters DO use unique mac addresses?
> Since they only really need to be unique per broadcast domain, it doesn't
> really matter. You can I could use the same MAC addresses on all our home
> gear, and never know it. For manufacturers, it's probably reasonably safe
> to reuse MAC addresses they put on 10mbit ISA ethernet cards...if they
> were a manufacturer back then.
Seems like they have be unique within a DHCP "domain". And you'd have
to pretty much outlaw mobiles.
Wouldn't you? (Is there an accepted bit of nomenclature for all of the
networks that forward DHCP traffic to a given cluster of servers?)
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