find out which procses is using port linux
sudo lsof -i:<port_number>find out which procses is using port linux
sudo lsof -i:<port_number>cli check what is listening on port
lsof -i tcp:53 #Check what is listening on port 53
lsof -t -i tcp:53 #Return the process PID listening on port 53used port linux
# Linux
ss -ltn
# windows
netstat -a -p -n tcp | findstr LISTENING
# SOURCE
https://solace.community/discussion/26/how-to-find-a-free-tcp-port-for-testing-pubsub-with-dockerCopyright © 2021 Codeinu
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