Edimax BR-6524n Manual page 81

Auto MAC Clone
When you finished with the settings in this page, you can click 'Apply'
button to save changes you made in this page, or you can click 'Cancel'
to discard changes. After you click 'Apply' button, you'll see the
following messages:
Please click 'Apply' to save changes you made and restart the broadband
router, this requires about 30 seconds and the broadband router will stop
responding (this is normal and is not malfunction). You can reconnect to
this broadband router and continue on other settings later.
You can click 'Continue' to continue on other settings without restart the
broadband router, however, the changes you made will not take effect
before you restart the broadband router.
computer (the one you used to connect to the
web management interface currently).
If you wish to use the MAC address of wired
LAN interface of this broadband router,
select 'Enable', or select 'Disable' to not to
use the MAC address of the wired LAN
interface of this broadband router.