scaning the local network with arping/sh script

[Abu Khaled]

On 4/24/05, Alex Soares de Moura <alex at rnp.br> wrote:
> Abu Khaled wrote:
> 
> >Greetings...
> >
> >I don't know much about scripting but i tried to write one to scan my
> >local network using the net/arping port.
> >here is the script:
> ><sciprt start>
> >#!/bin/sh
> >IP=1
> >while [ $IP -le 20 ]
> >do
> >echo -e ".\c"
> >   if ( arping -c 1 -q -i rl1 10.0.0.$IP ) then
> >      echo -e "\n10.0.0.$IP Online"
> >   fi
> >IP=$(( $IP +1 ))
> >done
> >echo -e "\n"
> ><script end>
> >
> >The script runs and reports OK but it is very slow and takes a lot of
> >time to scan a large network. Does anyone have an idea on how to
> >improve it or provide an alternate way to do it?
> >
> >PS: I used the arpscan port in the past but it is reported as broken:
> >Unfetchable.
> >      I'm running FreeBSD 5.4 Stable.
> >
> >
> Have you tried the ettercap tool? It's in the ports:
> /usr/ports/net-mgmt/ettercap
> 
> Best regards,
> 
> Alex
> 
> 

Thanks Alex. Ettercap is a nice tool but I don't run X on my Gateway/Servers.
I was looking for a port/package that runs from console. Seems that I
forgot to mention that in my post.

Thank again and sorry for the incomplete information.

-- 
Kind regards
Abu Khaled