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Date:      Sun, 22 Feb 2004 15:42:06 +0100 (CET)
From:      Olaf Hoyer <ohoyer@gaff.hhhr.ision.net>
To:        Marty Landman <MLandman@face2interface.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: DHCP access
Message-ID:  <20040222153958.S56797@gaff.hhhr.ision.net>
In-Reply-To: <6.0.0.22.0.20040222085418.01b94e68@pop.face2interface.com>
References:  <E1AuKeY-0003wT-Bn@dick.ccstores.com> <20040221052137.GL24309@hardesty.saintaardvarkthecarpeted.com> <4037D5D7.8030700@mac.com> <6.0.0.22.0.20040222085418.01b94e68@pop.face2interface.com>

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On Sun, 22 Feb 2004, Marty Landman wrote:

> At 05:04 PM 2/21/2004, Chuck Swiger wrote:
> >Marty Landman wrote:
> >
> >>looks like arp is unreliable for a canonical list of plugged in ip's.
> >>Curious about what would work.
> >
> >"nmap -sP 22 192.168.0.0/24" should do it
>
> %nmap -sP 22 192.168.0.0/24
>
> Starting nmap V. 3.00 ( www.insecure.org/nmap/ )
> Target host specification is illegal.
> QUITTING!

Hi!


The syntax to ping a whole /24 segment would be:

nmap -sP 192.168.0.0/24

this will work.

after this you will also have some output from the arp -a command,
because the arp cache has to be filled somehow.

HTH
Olaf
-- 
Olaf Hoyer        ohoyer@gaff.hhhr.ision.net
Fuerchterliche Erlebniss geben zu raten,
ob der, welcher sie erlebt, nicht etwas Fuerchterliches ist.
(Nietzsche, Jenseits von Gut und Boese)


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