[Xitami] How to find user of port on linux?

[Marcio Marchini]

> When I try to start it up it tells me that port 80 and 81 are 
> already in use, 
> which is news to me.  How do I find out what is using them?
> httpd is not running, and if I try to connect to


	To find what process is using a port(for example UDP 12345) use lsof:

		 lsof -ni UDP:12345 

marcio