I'd just use lsof -i :<port>

[EMAIL PROTECTED] ~]# lsof -i :80
COMMAND   PID   USER   FD   TYPE DEVICE SIZE NODE NAME
gij 2640 tomcat 153u IPv4 151687 TCP 192.34.24.5:35075->foo.bar.baz.com:http (CLOSE_WAIT)
httpd   24876   root    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24878 apache    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24879 apache    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24880 apache    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24881 apache    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24882 apache    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24883 apache    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24884 apache    4u  IPv6 148563       TCP *:http (LISTEN)
httpd   24885 apache    4u  IPv6 148563       TCP *:http (LISTEN)
[EMAIL PROTECTED] ~]#



On Tue, 18 Dec 2007, mike ledoux wrote:

On Tue, Dec 18, 2007 at 03:40:34PM -0500, Scott Ehrlich wrote:
netstat -a will show apps and their PIDs, then later what ports are open,
but no direct port <-> app mapping.

Add '-p' to that netstat command, that should show you what PID is
associated with each connection or listening port.  You'll need to
be root for the output to be very interesting.

--
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Holder of Past Knowledge           CS, O-
"Happiness is the absence of the striving for happiness."  Chuang-Tzu

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