MikroTik RB953GS-5HnT-RP
Start the console session.
Plug in serial cable to device from PC COM1 port
Open PuTTY and select "Serial" connection type, change baud rate (Speed) to 115200 and leave other settings as default.
Plug power into device and if a power button exists, turn it on.
Erase configuration.
Press any key when prompted and before the countdown ends:
RouterBOOT booter 6.48.1 RouterBoard 953GS-5HnT CPU frequency: 720 MHz Memory speed: 300 MHz Memory size: 128 MiB NAND size: 128 MiB Press any key within 2 seconds to enter setup
Type r to "reset booter configuration":
RouterBOOT-6.48.1 What do you want to configure? d - boot delay k - boot key s - serial console n - silent boot o - boot device f - cpu frequency r - reset booter configuration e - format nand w - repartition nand g - upgrade firmware i - board info p - boot protocol b - booter options t - test ram memory x - exit setup your choice: r - reset booter configuration writing settings to flash... OK
Further output will bring you to the MikroTik Login prompt.
Check default credentials work.
Type admin for the Login and leave the Password blank, just press Enter:
loading kernel... OK setting up elf image... OK jumping to kernel code Starting... Starting services... MikroTik 6.49.4 (stable) MikroTik Login: admin Password: (blank) MMM MMM KKK TTTTTTTTTTT KKK MMMM MMMM KKK TTTTTTTTTTT KKK MMM MMMM MMM III KKK KKK RRRRRR OOOOOO TTT III KKK KKK MMM MM MMM III KKKKK RRR RRR OOO OOO TTT III KKKKK MMM MMM III KKK KKK RRRRRR OOO OOO TTT III KKK KKK MMM MMM III KKK KKK RRR RRR OOOOOO TTT III KKK KKK MikroTik RouterOS 6.49.4 (c) 1999-2022 http://www.mikrotik.com/ [Tab] Completes the command/word. If the input is ambiguous, a second [Tab] gives possible options / Move up to base level .. Move up one level /command Use command at the base level Change your password new password>
Do not proceed, just unplug the power.
Copy all the output from the session into your records.
Right-click PuTTY's titlebar, from that dropdown menu click on "Copy All to Clipboard"
Open the file of record certifying the deconfiguration of this device and use CTRL V to paste all the output from PuTTY into that file. Formatting the text with a fixed-width font helps it look more readable.
End the session.
Close PuTTy.