HowTo Uninstall MLNX-OS and Install ONIE on Mellanox Switches

Version 3

    This post shows the procedure to un-install MLNX-OS and install ONIE instead.





    Connect to the switch via the console port and login to the switch.

    This example was taken using SN2700 Spectrum switch.



    1. Reboot the MLNX-OS, use the reload command

    switch (config) # reload


    2. look for the prompt on the console menu and click CTRL-S to enter the Grub menu. Select ONIE



    Type YES to uninstall MLNX-OS



    Note: This procedure is long and takes 2-3 hours.


    Once Completed the system will reboot and ONIE will be loaded.