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Date:      Thu, 24 Jun 2004 15:01:55 -0700 (PDT)
From:      Kevin Stevens <freebsd@pursued-with.net>
To:        Matthew Seaman <m.seaman@infracaninophile.co.uk>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Urgent 4.9 networking problems
Message-ID:  <Pine.OSX.4.58.0406241500070.4839@onorysvfu.chefhrq-jvgu.arg>
In-Reply-To: <20040624214849.GA79822@happy-idiot-talk.infracaninophile.co.uk>
References:  <00ba01c45a2d$66a34220$3200000a@lucy> <Pine.OSX.4.58.0406241429090.4839@onorysvfu.chefhrq-jvgu.arg> <20040624214849.GA79822@happy-idiot-talk.infracaninophile.co.uk>

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On Thu, 24 Jun 2004, Matthew Seaman wrote:

> On Thu, Jun 24, 2004 at 02:31:58PM -0700, Kevin Stevens wrote:
>
> Err -- no.  The broadcast address is a function of the netmask.
> Specifically, looking at IPv4 addresses/masks as 32bit integers, the
> broadcast address has all ones where ever the netmask has zeros.  The
> OP actually has it right.  Especially as that is clearly the slightly
> edited output from ifconfig(8), and ifconfig automatically calculates
> the broadcast address from the inet address and netmask.

Ok, tested, my bad.  Sorry for any confusion.

KeS



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