Packet Capture

you can access the packet capture feature by navigating to system > network and clicking the packet capture tab this feature enables you to diagnose network communication issues with industrial devices and provides file details such as interface, start time, stop time, and size, along with options to download or remove the file it captures raw network traffic at the tcp/ip layer for up to 30 minutes the captured data can then be analyzed using tools like wireshark to troubleshoot issues such as inconsistent device responses important notes this feature is available for litmus edge 3 16 1 or later this feature is not available under a trial license to enable it, you will need to acquire an add on license in addition to your core license only admin users can access and utilize this feature start packet capture to start capturing network packets from your litmus edge instance go to system > network > packet capture click the start capture button the start a packet capture dialog box appears select the network interface from the drop down menu (options include "any" and "eth0") set the capture duration (from 1 to 30 minutes) click start to begin the capture monitor packet capture once started, the capture runs in the background you can continue using the system while the capture progresses the page should show details as screenshot below stop packet capture you can stop the capture manually at any time by clicking the stop button download packet's captured you can download the capture manually once it is finished by clicking the download button note the file you downloaded is in pcap format to open and examine these files, you can utilize tools such as https //www wireshark org/docs/wsug html chunked/chioopensection html