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1) In order to team two network cards, one of the network card should support teaming. Both I219LM and I217LM support teaming, you may refer to the product brief below for reference:
-Page 2 of the I217-LM information below
-Page 2 of I219_LM
2) However, it is to be noted teaming with Intel ANS is not supported in Windows 2016 and there are special requirment for teaming in Windows 10. Please refer to this website for reference:
If you want to team NICs in Windows 2016, you may refer to the suggestion here
3) With regards to the variant of the I210 ethernet controller, the I210 is the name of the Ethernet controller, you may refer to the different product codes on page 5 of the product specification update for the differences:
What is the brand and model of your motherboard? As this is OEM onboard NIC on the board, it is recommended still to contact the board vendor as there are possible customized changes made on the onboard NIC to adapt to the board system. Please contact the board vendor for customized driver which is suitable for the onboard NIC.
Hope the above information help.