Rockwell Automation Publication 2080-UM002N-EN-E - November 2022 319
Appendix D          Troubleshooting
EtherNet/IP Overview Diagnostic Information
In the Communication Diagnostic window, change Communications to Ethernet, and change 
Protocols to EtherNet/IP Overview.
Table 79 - EtherNet/IP Overview Diagnostic Parameters
Parameters Description
TCP Connections
Active TCP Connections Current number of active TCP connections for EtherNet/IP messaging.
Max TCP Connections Maximum TCP connections that are supported for EtherNet/IP messaging.
Unconnected
Sent Packets Per Second
Number of EtherNet/IP unconnected messages (packets) sent in the last 
second.
Received Packets Per Second
Number of EtherNet/IP unconnected messages (packets) received in the 
last second.
Total Packets Sent
Cumulative number of EtherNet/IP unconnected messages (packets) 
sent.
Total Packets Received
Cumulative number of EtherNet/IP unconnected messages (packets) 
received.
Connected
Sent Packets Per Second
Number of EtherNet/IP connected messages (packets) sent in the last 
second.
Received Packets Per Second
Number of EtherNet/IP connected messages (packets) received in the 
last second.
Total Packets Sent Cumulative number of EtherNet/IP connected messages (packets) sent.
Total Packets Received
Cumulative number of EtherNet/IP connected messages (packets) 
received.