On Tue, Mar 24, 2009 at 12:43:34AM -0700, per...@pluto.rain.com wrote: > Mel Flynn <mel.flynn+fbsd.questi...@mailing.thruhere.net> wrote: > > On Monday 23 March 2009 19:59:36 John Almberg wrote: > > > What I'm looking for is a utility that can scan a LAN for attached > > > clients... i.e., computers that are attached to the LAN. > > > > > > I have one box (an appliance that I have no access to), that is on > > > the LAN but I don't know what IP address it's using. I'd like to > > > complete my network map, and that is the one empty box on my chart. > > > > security/nmap > > > > If the box pings, you can simply scan your LAN like: > > $ nmap -sP 192.168.2.0/24 > > Or, with no ports needed: > > $ ping -n -t 5 -i 10 192.168.200.255 > > Granted you need to know the broadcast address. If you know the > interface name, you can get the broadcast address from ifconfig:
That only works if the OS is configured to reply to broadcast ping, which appears to be usually disabled nowadays. At least on FreeBSD 7.1 net.inet.icmp.bmcastecho defaults to 0. -- Bruce Cran _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscr...@freebsd.org"