From: jollyroger@pobox.com   
      
   On 2023-05-05, John Hill  wrote:   
   > On 5 May 2023 at 07:07:35 BST, "David Taylor"   
   > wrote:   
   >> On 04/05/2023 21:28, John Hill wrote:   
   >>>   
   >>> How can I find out the MAC addresses of an iPad and an iPad?   
   >>   
   >> For a Wi-Fi connection, click on the connected service, and you get   
   >> "Wi-Fi Address", which is its MAC address.  I can't see a way to   
   >> check the Bluetooth address, but it /may/ be very similar excepting   
   >> the final byte.   
   >   
   > Thank you both. I'm trying to identify an "Unknown" device that   
   > appeared on my WiFi network at the same time as the iMac. Its MAC   
   > address is 9A:2F:9C:8D:63:83, which is down as No Vendor Assigned.   
      
   Do a scan with `arp -a` and see if it shows up there.   
      
   > Aren't Apple devices supposed to identify themselves when they join a   
   > network?  I seem to remember that they used to. Perhaps there is a   
   > button for this, too!   
      
   It's possible you're just seeing a randomized MAC address:   
      
      
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   JR   
      
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