How is the MAC address stored?

Is the MAC Address stored in the NIC's "firmware"?  How is the value physically stored on the NIC?
jdanaAsked:
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Don JohnstonConnect With a Mentor InstructorCommented:
The MAC is stored in ROM on the NIC. During initialization, the MAC address is copied from ROM to the address buffer in RAM.
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Paul SolovyovskySenior IT AdvisorCommented:
The MAC address is normally hardwired on the NIC.  There is software you can use to spoof the MAC Address that is OS based.
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jdanaAuthor Commented:
Thanks!
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