Ravi Sir's Cards › AWS
ss ports in 4 steps
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
Why do we need it?
Who listens on a port?
What is it?
t tcp, u udp, l listen.
How to do it
p process, n numbers.
Example
All listeners.
sudo ss -tulpn