Tag: fedora

Use netstat in Linux to determine port conflicts

I installed an application that required port 8080. I was unable to execute the application as port 8080 was already in use. Unable to determine which application, I changed the setting for the application I had just installed to port 8090. Success. However, I still wanted to know if anything was running on port 8080. Like Windows, Linux has a…

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Accessing JBoss on RHEL/CentOS — Firewall Gotcha (and the Right Way to Handle It)

While setting up JBoss (with its bundled Tomcat) on a freshly installed Red Hat–based system, everything appeared to be running correctly. The service started cleanly, and the default web interface was bound to port 8080 as expected. However, when attempting to access the application from a remote machine, the connection failed. After a bit of troubleshooting, the issue turned out…

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