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    ROCK Pi X >  Rewrite mac address

Prepare

RockpiX - Run the windows10 system.
Rewrite_mac_address.zip - Toolkit for rewriting mac address.

Rewrite mac address

Unzip the Rewrite_mac_address.rar toolkit to get the following directory:

.
├── 8168FEF.bak
├── 8168FEF.CFG
├── devcon64.exe
├── RTIoLib64.dll
├── rtkiow10x64.sys
├── RTNicPgW64.exe
└── WINPG64.BAT

You can modify the mac address you want to rewrite in the first line in the file 8168FEF.CFG, for example:

NODEID = 00 E0 4C 88 00 18
;ENDID = 00 E0 4C 68 FF FF
...

Run the WINPG64.BAT script to rewrite the mac address. After successfully rewriting the mac address, the following output information will be displayed:

D:\mac\Rewrite_mac_address>RTNicPgW64.exe /efuse /w

*************************************************************************
*       EEPROM/EFUSE/FLASH Windows Programming Utility for              *
*    Realtek RTL8136/RTL8168/RTL8169/RTL8125 Family Ethernet Controller *
*   Version : 2.69.0.3                                                  *
* Copyright (C) 2020 Realtek Semiconductor Corp.. All Rights Reserved.  *
*************************************************************************

Power Status: AC Power

This is RTL8168F
Use EFuse
FF FF FF FF FF FF FF FF 18 05 03 18 54 60 18 48
02 1B 00 00 E0 4C 88 19 04 00 22 50 2C EC 10 50
2E 23 01 18 51 00 18 52 CF 18 53 3C 18 55 14 18
56 82 50 42 C3 FF 40 30 00 18 F0 3F 71 64 00 E0
4C 88 71 68 00 00 00 01 40 18 04 19 4C 45 02 18
05 23 18 05 24 18 05 25 18 05 26 18 05 27 18 05
12 18 05 13 18 05 14 18 05 15 18 05 12 18 05 13
18 05 14 18 05 15 18 05 16 18 05 17 18 05 18 FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF 00 00
PG EFuse is Successful!!!
NodeID = 00 E0 4C 88 00 18
EFuse Remain 61 Bytes!!!

Open powershell and run the following command to view the mac address you wrote:

PS C:\WINDOWS\system32> ipconfig /all

...

Ethernet adapter Ethernet:

  Media State . . . . . . . . . . . : Media disconnected
  Connection-specific DNS Suffix  . : lan
  Description . . . . . . . . . . . : Realtek PCIe GbE Family Controller #2
  Physical Address. . . . . . . . . : 00-E0-4C-88-00-18
  DHCP Enabled. . . . . . . . . . . : Yes
  Autoconfiguration Enabled . . . . : Yes

...

RockpiX/dev/mac address

Prepare

Rewrite mac address