the mac or physical address of the network interface card (nic) in your workstation (in nn:nn:nn:nn:nn:nn format). This is how the dhcp server knows which workstation you want to use.
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The mac or physical address of the network interface card (nic) in your workstation (in nn:nn:nn:nn:nn:nn format). This is how the dhcp server knows which workstation you want to use.