Wireshark

Wireshark Dissector

The Linux RealTime Communication Testbench frame format is different from regular PROFINET frames. It carries its own MetaData which is used for gathering statistics and catching errors. Therefore, the default PROFINET dissector in Wireshark indicates erroneous data. To show more useful data use the dissector provided in scripts/testbench.lua.

Copy this file to the Wireshark plugin folder. The plugin folder can be determined by going to help -> About Wireshark -> Folders. Afterwards restart Wireshark. It should look like this:

Wireshark dissector example