i.MX25 SODIMM PC Changing MAC Address

MAC address (indicated on the label of the module) is written in E-Fuses for permanently identifying modules. This page shows a possibility of changing its value using Barebox.

MAC address changing procedure

Stop autoboot and start editing the config file:

edit env/config

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Scroll down to the last line where the current MAC address is defined:
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Update the MAC address. To exit the editor and save the changes, press Ctrl + D:
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Save the Barebox environment:

saveenv
reset

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To check if the new MAC address was saved, cat env/config can be used to view the configuration file. Alternatively DHCP negotiation process shows the actual MAC of the device:

barebox@Voipac VMX25:/ dhcp