Different generations of the protocol stack exist. Please refer to Firmware Generation Status Definition for further details.
The following table shows main differences between the generations.
|Protocol Firmware Generation||Firmware Generation Status||Remark||Availability|
|EtherNet/IP Adapter V5|
|EtherNet/IP Adapter V3|
|netX 51 , netX 52 , netX 100/500|
|EtherNet/IP Adapter V2|
|netX 50 , netX 51 , netX 100/500|