MLNX_OFED Software

Local Loopback Disable

Local Loopback Disable feature allows users to force the disablement of local loopback on the virtual port (vport). This disables both unicast and multicast loopback in the hardware.

Procedure_Heading_Icon.PNG To enable Local Loopback Disable, run the following command: 

echo 1 > /sys/class/net/<ifname>/settings/force_local_lb_disable"


Procedure_Heading_Icon.PNG To disable Local Loopback Disable, run the following command: 

echo 0 > /sys/class/net/<ifname>/settings/force_local_lb_disable" 

When turned off, the driver configures the loopback mode according to its own logic. 

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