How to tell what port using what service?

Sandor W. Sklar ssklar at stanford.edu
Fri Apr 6 00:20:49 UTC 2007


As root, "lsof -i :1521"

... but I think that is probably an Oracle listener.

	-s-



On Apr 5, 2007, at 3:50 PM, Angie Moore wrote:

> Hi All
>
> I'm trying to figure out what application or service is using my  
> port 1521
> on my Red Hat box. I ran netstat -n and it shows me that port 1521 is
> listening, but does not show what application is causing it to run/ 
> listen.
>
> Anyone here know how to find this information on Red Hat?
>
> Thank you
>
> Angie
>
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