Oracle^® Dual Port 25/100 Gb Ethernet Adapter User's Guide, Mellanox

Change the MTU Permanently (Oracle Solaris x86/64)

• Perform one of these actions to permanently change the MTU.

  • Add this line in the /etc/driver/drv/mlxne.conf file and reboot the server.

    default_mtu = desired-frame-size;

    where the desired-frame-size value can range from 1500 to 9500.

    ---

    Note -  For additional information, see: Enabling Support for Jumbo Frames (https://docs.oracle.com/cd/E36784_01/html/E37475/ggtwf.html)

    ---

  • Type:

    # dladm set-linkprop -p mtu=9500 net0