What ports are used by an application
6932
Finding the process that is using a certain port in Linux
151710
Determining the TCP port number to which client got bound
52158
How to programmatically find all available Baudrates in C# (serialPort class)
81940
Many ISP's is block port 25, how do I choose an alternative port?
25255
Finding the PID of the process using a specific port?
109871
In C# how could I listen to a COM (Serial) Port that is already open?
54678
How to bind applications to specific network adapter
25796
Several ports (8005, 8080, 8009) required by Tomcat Server at localhost are already in use
33009
Can I use ufw to setup a port forward?
88945
What firewall ports need to be open for Active Directory?
132042
Default port for SQL Server
21164
How can I see what ports are open on my machine?
54335
What can I use to measure the bandwidth a specific Windows application uses?
23249
Is there a way for non-root processes to bind to "privileged" ports on Linux?
86053
How to find the running network services and the port and user
128126
How do you determine if an interface is a physical LAN port on a Windows PC?
51405
Python to automatically select serial ports (for Arduino)