What process is listening on a port?
98566
Determining what process is bound to a port
150362
How to find the socket connection state in C?
11092
How to tell which interface the socket received the message from?
1819
iptables: how to allow traffic from redirected port
41657
How to send data to a serial port and see any answer?
89696
How to list processes belonging to a network namespace?
119238
How to open port via SSH tunnel?
44777
How to show TCP listenings and filter them by local IP on Windows?
6932
Finding the process that is using a certain port in Linux
30047
How to check opened/closed ports on my computer?
139001
Are there any command to see how processes are working?
120652
Find application using port
118375
Monitor process start in the system
61842
How can I block all ports except some?
57631
route on specific interface based on port
106067
How can I know if a process is running?
115015
How do I find out which program and process ID accesses a given IP address in Windows?