Network testing

manjunathgn1 · 10-27-2011, 05:08 AM

Dear All,

I hav group of 25 computers each having particular IP address. How to know dat how many PCs are in network(UP) at a given point of time with a single ping command from admin or server or

is there any alternative to know at a given point of time how many are in network

with regards
Manju

jlinkels · 10-27-2011, 05:40 AM

Check the nmap command

jlinkels

qrange · 10-27-2011, 06:12 AM

here is a script I found with google:
http://www.siafoo.net/snippet/241

broadcast ping never worked for me.
don't forget to check if firewalls enable icmp on each computer..

linuxwin2 · 11-08-2011, 02:08 AM

You can use nagios to monitor your computers.
http://www.nagios.org/

fukawi1 · 11-08-2011, 02:59 AM

Code:

# arp

Should do it...