Layer 2 troubleshooting - open-switch/opx-docs GitHub Wiki
You can use Linux commands to troubleshoot Layer 2, and use ip link show to verify that all Linux network interfaces are created.
Enable NAS and SAI L2 logging
opx_logging_cli enable NAS_L2
opx_logging_cli enable INTERFACE
opx_logging_cli enable L2MAC
opx_logging_cli enable SAI_FDB
opx_logging_cli enable SAI_STPLayer