I agree. lsof is your friend. lsof -n | grep TCP > -----Original Message----- > From: Matthew S. Hallacy [mailto:poptix at techmonkeys.org] > Sent: Wednesday, June 04, 2003 3:32 PM > To: tclug-list at mn-linux.org > Subject: Re: [TCLUG] how to know what services are listening on what > ports? > > > On Wed, Jun 04, 2003 at 01:17:56PM -0500, Sadanapalli, > Pradeep Kumar (MED, TCS) wrote: > > Hi, > > Is there any utility/command to know what services/daemons > are listening > > on what ports? say, I want to know > > which service is listening on port 21 of my computer? > > Is there a way to know listening-ports and > non-listening-ports? thanks > > for the help... > > > > If you want to know what's listening on *your* computer, lsof > is the best > answer. It will give you detailed information on what process > (the pid) and > the path to the binary that's listening on that port. > > Very useful when you see 'sshd' listening on port '31337' and > the binary > is really in /usr/share/doc/.blah/exploit > -- > Matthew S. Hallacy FUBAR, LART, > BOFH Certified > http://www.poptix.net GPG public > key 0x01938203 > > _______________________________________________ > TCLUG Mailing List - Minneapolis/St. Paul, Minnesota > http://www.mn-linux.org tclug-list at mn-linux.org > https://mailman.real-time.com/mailman/listinfo/tclug-list > _______________________________________________ TCLUG Mailing List - Minneapolis/St. Paul, Minnesota http://www.mn-linux.org tclug-list at mn-linux.org https://mailman.real-time.com/mailman/listinfo/tclug-list