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Date: Mon, 28 Apr 1997 08:53:32 -0400
To: questions@FreeBSD.org
From: Todd Hayton <mhayton@vt.edu>
Subject: Re: bpf problem - was re: floppy tape 
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        I was getting ready to ask this same question, because i was getting
the same error, ie, /dev/bpf0 not configured (i'm on 2.1.7).  I checked the
man pages on tcp-dump and all it mentioned was that /dev/bpf0 had to be
readable by the owner as i recall.  
        I've got a ppp connection, as opposed to an ethernet connection.
Does tcpdump not work for ppp connections?


                                                                th

At 01:28 AM 4/28/97 -0800, you wrote:
>On Mon, 28 Apr 1997, Joel Sutton wrote:
>
>> > that reminds me - i get the same thing when i try "tcpdump".
>> > "/dev/bpf0 not configured".  i search all the docs/manpages i could,
>> > but couldn't come up with anything on how to configure it.
>> 
>> You may need to run MAKEDEV from the /dev directory.
>> 
>> eg.
>> cd /dev
>> sh MAKEDEV bpf0
>> 
>> Good luck, Joel...
>
>i re-made the device -> 0 crw------- 1 root wheel 23, 0 /dev/bpf0
>no change - i get    -> tcpdump: /dev/bpf0: device not configured
>
>i got this with 2.1.5 and 2.2.1.  using tun0.
>------------------------------------------------------------------------------
>
>