D-Link DIR-636L User Manual page 34

Section 3 - Configuration
MAC Address:
The default MAC Address is set to the Internet port's physical interface MAC address on the Broadband Router. It is not recommended
that you change the default MAC address unless required by your ISP. You can use the Copy.Your.PC's.MAC.Address button to
replace the Internet port's MAC address with the MAC address of your Ethernet card.
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