Port Ethernet CRC monitoring commands for 7210 SAS-D, 7210 SAS-Dxp, 7210 SAS-K 2F1C2T, 7210 SAS-K 2F6C4T, and 7210 SAS-K 3SFP+ 8C

config 
    - [no] port {port-id}
        - ethernet
            - crc-monitor
                - [no] sd-threshold threshold [multiplier multiplier]
                - [no] sf-threshold threshold [multiplier multiplier]
                - [no] window-size seconds