![What does wireshark do](https://cdn3.cdnme.se/5447227/9-3/1_64e61dfaddf2b33c615a3cd3.png)
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For more detailed instructions for using the Wireshark program, visit the Wireshark Web page.
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The following instructions are based on Wireshark Version 0.99.5 bundled with WinPCap Version 4.0. The following steps can be used to collect a Wireshark trace on a Windows PC. In these cases, a Wireshark trace might be requested. Other traces (such as the IBM i Access Client Solutions cwbcotrc) do not always provide the necessary detail to identify the source of a communications problem.
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Wireshark is a free, open source network protocol analyzer that is readily available online (at When paired with WinPCap ( which is a freely distributed library for capturing Microsoft Windows packets), Wireshark is a network sniffer trace running on a PC that is experiencing communication problems.
![What does wireshark do](https://cdn3.cdnme.se/5447227/9-3/1_64e61dfaddf2b33c615a3cd3.png)