Check Your COM Port on Windows 10

Analyze serial port and log COM activity

Enabling Access to Host COM Ports from Hyper-V Virtual Machines

Consider Figure 3.5. What are the source and destination port values in the segments flowingfrom the server back to the clients' processes? What are the IP addresses in the network-layerdatagrams carrying the transport-layer segments?Web clienthost CWebserver Bsource port: dest. port:753280source IP:dest. IP:CBsource port: dest. port:2614580source IP:dest. IP:CBWeb clienthost Asource port: dest. port:2614580source IP:dest. IP:ABFigure 3.5 Two clients, using the same destination port number (80)