port scanning

[Tony Arnold]

Detlef,

Detlef Lechner wrote:

> [GNOME] System > Administration > Network Tools. DEB program package
> gnome-nettool. Synaptic: "GNOME Nettool is a network information tool
> which provides user interfaces for some of the most common command line
> network tools including: * ifconfig, * ping, * netstat, * tracepath, *
> port scanning, * DNS lookup, * finger, * whois."
> What is the underlying command-line command for this "* port scanning"?

It looks like nmap to me. nmap will scan one or more IP addresses and
tell you which ports are listening, firewalled etc.

Regards,
Tony.
-- 
Tony Arnold,                        Tel: +44 (0) 161 275 6093
Head of IT Security,                Fax: +44 (0) 870 136 1004
University of Manchester,           Mob: +44 (0) 773 330 0039
Manchester M13 9PL.                 Email: tony.arnold at manchester.ac.uk