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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: News of ISC Developing BIND Patch
Hello Whoever , On Thu, 18 Sep 2003 [email protected] wrote: > > On Wed, 17 Sep 2003 [email protected] wrote: > > > MAC addresses are not without authority delegation. The IEEE is the ultimate > > > authority in said case. > > > Any solution which requires uniqueness also requires a singular ultimate > > > authority. > > Even MACs aren't entirely unique. Some places used to assign MAC > > addresses like they assigned IP addresses and the NIC had to be > > reconfigured for the assigned MAC. An admin was freely able to assign a > > MAC to Joe Blow using a 3Com or Cisco OUI without fear of retribution. I > > personally have never seen any use in such a thing but obviously someone > > did. > > Justin > manufacturer assigned macs are guaranteed to be globally unique. > A specific enterprise reconfiguring the mac is akin to an enterprise > using RFC1918 space. I have to agree with Mr. Shore here . Mac addresses are NOT unique from ALL manufacturers '.' . I do beleive that there was a a brand (maybe not USA) that the cadr came without mac-address hard assigned on the card , You HAD to , using their configuration tool assign one . JimL -- +------------------------------------------------------------------+ | James W. Laferriere | System Techniques | Give me VMS | | Network Engineer | P.O. Box 854 | Give me Linux | | [email protected] | Coudersport PA 16915 | only on AXP | +------------------------------------------------------------------+
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