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Date:      Sun, 1 Nov 1998 16:27:58 -0500 (EST)
From:      Bill Fumerola <billf@chc-chimes.com>
To:        Willow <willow@tds.edu>
Cc:        freebsd-isp@FreeBSD.ORG
Subject:   Re: tcpdump
Message-ID:  <Pine.HPP.3.96.981101162421.24139B-100000@hp9000.chc-chimes.com>
In-Reply-To: <Pine.BSF.4.05.9811011326270.1067-100000@zeus.tds.edu>

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On Sun, 1 Nov 1998, Willow wrote:

> when trying to run tcmpdump as root I get the following:
>  
> tcpdump: /dev/bpf0: Device not configured
> 
> Any ideas why?  

It would seem you need to add a line in your kernel, and then run
./MAKEDEV bpfN from your /dev/ directory. Though all this information can
be found in the FAQ/handbook, or just by reading the man pages, which is
both quicker and proactive.

from tcpdump(1)

SEE ALSO
       traffic(1C), nit(4P), bpf(4), pcap(3)

from bpf(4)
BPF(4)                 FreeBSD Kernel Interfaces Manual

NAME
     bpf - Berkeley Packet Filter

SYNOPSIS
     pseudo-device bpfilter

 The packet filter appears as a character special device, /dev/bpf0,
     /dev/bpf1, etc. 


- bill fumerola [root/billf]@chc-chimes.com - computer horizons corp -
-  ph:(800)252.2421 x128 / bfumerol@computerhorizons.com - BF1560  -

	"Logic, like whiskey, loses its beneficial effect 
	when taken in too large quantities" -Lord Dunsany






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