Security Basics: Re: Simple Scan

[Ankush Kapoor <everbeeninlove () gmail com>]

you can put netcat in a loop to cycle thru the IPs and check whether
you could connect or not.

If the number of IPs isn't too big, there is always telnet! ;)

regards

Ankush Kapoor


On Mon, 21 Feb 2005 10:36:56 -0500, Jeff Gercken <JeffG () kizan com> wrote:
> If you're a win323 GUI kind of guy you might try superscan from
> Foundstone.
>
> http://www.foundstone.com/
>
> look under resources ---> free tools ---> scanning tools
>
> -Jeff
>
> -----Original Message-----
> From: Brandon Enright [mailto:bmenrigh () ucsd edu]
> Sent: Friday, February 18, 2005 12:07 AM
> To: 'Paul Selibas'; security-basics () securityfocus com
> Subject: RE: Simple Scan
>
> With nmap <www.insecure.org>:
>
> nmap -P0 -p 3321 AAA.BBB.CCC.DDD/MM
>
> So -P0 says don't ping.  -p 3321 says probe only that port.  You may
> want to
> turn on verbose mode with -v.  If you aren't root/administrator you'll
> only be
> able to run a TCP Connect.  If you are root/administrator you can run a
> half-open TCP scan.  If you want to probe for UDP ports use -sU.  UDP
> can have
> unpredictable results depending on the target OS.
>
> Hosts that are down/firewalled will come back with port filtered status.
>
> -----------------------
> Brandon Enright
> ACS/Network Operations
> bmenrigh () ucsd edu
>
> > -----Original Message-----
> > From: Paul Selibas [mailto:gotiex () yahoo com]
> > Sent: Tuesday, February 15, 2005 11:14 PM
> > To: security-basics () securityfocus com
> > Subject: Simple Scan
> >
> >  Greetings all...
> >
> >  I am looking for a way to check which hosts are up
> >  and have port 3321 open on my network. But i dont
> >  want to ping, is there no way of just probing port
> >  3321 and reporting back if it is open or not?
> >
> >  Many Thanks
> >
> >
> >
> >
> >
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