[svlug] Open port... what service?

[Daniel Gimpelevich]

On Tue, 13 May 2008 16:53:30 -0700, Greg Lindahl wrote:

> On Tue, May 13, 2008 at 03:45:16PM -0700, Lisa wrote:
> 
>> I have a problem.  A computer has an open port (it answers when
>> telneted to on that port) but I have been unable to determine
>> which service is listening on that port.
> 
> as root:
> 
> netstat -tanp | grep 41296
> 
> That tells you the process and executable name.

Only if you know which machine is running the process, which she doesn't.
The most likely simplest way to identify the protocol would be an
automated vulnerability scanner such as Metasploit.