Summary
Port configurations requirements of Intel® Ethernet Controller XL710 with the Ethernet Port Configuration Tool (EPCT)
Description
Unable to use only lane 0 when connecting the XL710 via a breakout cable without having all the lanes attached for the 4x10G mode.
Resolution
Yes, to use lane 0 from the breakout cable connection without having all the lanes attached for the 4x10G mode, the connection has to be configured with the Ethernet Port Configuration Tool (EPCT).