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Date:      Fri, 1 May 1998 13:21:52 -0500
From:      Jonathan Lemon <jlemon@americantv.com>
To:        Capriotti <capriotti@geocities.com>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: TCPDUMP - how to set up
Message-ID:  <19980501132152.31454@right.PCS>
In-Reply-To: <3.0.32.19691231210000.0141a440@pop.mpc.com.br>; from Capriotti on May 05, 1998 at 01:57:12PM -0300
References:  <3.0.32.19691231210000.0141a440@pop.mpc.com.br>

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On May 05, 1998 at 01:57:12PM -0300, Capriotti wrote:
> When I try to run TCPDUMP with
> 
> tcpdump -i tun0
> 
> it returns 
> 
> tcpdump: /dev/bpf0: Device not configured

You're missing kernel support for the bpf devices.  Add the following
line to your kernel configuration:

	options	bpfilter	4
--
Jonathan

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