There are many protocols that make up the application layer of an IP network. Learn about some protocols you may have heard about, the roles they play on the application layer, and the importance of encryption.
Wireshark has grown in popularity when analyzing BACnet communication in a building network to identify issues. However, this often has technicians spending an endless amount of time to find and resolve these issues.
Not sure what is happening in your building network? Dealing with poor network performance? Use Wireshark, a free network packet analyzer, to dig into the network traffic to uncover the root cause of the issue.