Tagged Questions
3
votes
4answers
85 views
How to check whether firewall opened for a port but not listening on the port
We will be deploying a new application to a Server and the application will be listening on port 8443. We have asked Network team to open the firewall for the port 8443 on that server before deploying ...
1
vote
1answer
36 views
Enforce strict outbound ports (or ranges) for protocol
Is it possible to narrow the allowed range of outbound ports that can be used for a specific protocol (e.g. HTTP(S))? I understand that, by default, the system will randomly allocate any available ...
1
vote
2answers
72 views
Ephemeral port : What is it and what does it do?
I suddenly came across the term "ephemeral port" in a Linux article that I was reading, but the author did not mention what it is.
What is an ephemeral port in UNIX?
