A Few Questions related to Network Administration and Traffic Analysis

Mark Panen mark.panen at gmail.com
Mon Mar 7 09:44:11 UTC 2005


On Mon, 7 Mar 2005 01:27:24 -0800 (PST), Rebel <rebel_student at yahoo.com> wrote:
> I have a few questions for the traffic analysis and
> network administration. I know there are a lot of
> system admins here and someone can shed some light on
> these for sure.
> 
> I have a router, cable dsl and 3 machines connected in
> the intranet via wireless cards and 1 via ethernet via
> router. I have the following questions. One is the
> Linux box and others are windows boxes running XP
> 
> 1. From the linux box, if I try to run nmap I can see
> open ports of all other machines which is fine. Is
> there any other tool for port scanning and seeing what
> services/programs are running on these windows boxes.
> 
> 2. Lets say I want to administer packets at the router
> level and want to see which packet is going to which
> machine (both to and fro), what tools/tips and
> techniques are recommended for the same.
> 
> Thanks a Lot,
> Regards,
> Rebel

You can use netcat to scan ports

nc -v -w 1 <IP> -z 1-1024

ettercap and ethereal are quite cool to see the packets to and throu




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