1.. _get-custom-mac-cmd:
2
3Get Custom Mac
4==============
5
6The ``espefuse.py burn_custom_mac`` command prints the Custom MAC Address (``CUSTOM_MAC``).
7
8The chips also have a factory MAC address (eFuse name ``MAC``), which is written at the factory. It can not be changed with this tool.
9
10.. only:: esp32
11
12    .. code-block:: none
13
14        > espefuse.py get_custom_mac
15
16        === Run "get_custom_mac" command ===
17        Custom MAC Address version 1: 48:63:92:15:72:16 (CRC 0x75 OK)
18
19    If the custom MAC address is not burned, then you will see the message "Custom MAC Address is not set in the device". And in the summary, those eFuses associated with custom MAC addresses will not show up.
20
21.. only:: not esp32
22
23    .. code-block:: none
24
25        > espefuse.py get_custom_mac
26
27        === Run "get_custom_mac" command ===
28        Custom MAC Address: 48:63:92:15:72:16 (OK)
29
30    If the custom MAC address is not burned, then you will see the message "Custom MAC Address: 00:00:00:00:00:00 (OK)".
31