How to filter for BACnet traffic using Wireshark

Having issues uploading packet capture (PCAP) files with only BACnet traffic? Here's a quick way to use Wireshark to filter for BACnet traffic only.
OptigoVN is a free next-generation OT network troubleshooting and monitoring software that analyzes OT network traffic, like PCAP files, to instantly reveal problems, allowing you to quickly resolve issues and prevent them from happening again.
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