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From: j@bonnie.heep.sax.de (J Wunsch)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: I can't get tcpdump to work
Date: 14 Sep 1995 12:30:01 +0200
Organization: Private U**x site, Dresden.
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Message-ID: <439079$ct1@bonnie.tcd-dresden.de>
References: <1995Sep13.102751.5352@goya.eunet.es>
Reply-To: joerg_wunsch@uriah.heep.sax.de
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Jose Ignacio Gijón <nacho@eunet.es> wrote:
>When I try to use tcpdump i always receive the same error
>tcpdump: /dev/bpf0: Device not configured.
>Could somebody tell me how to configure /dev/bpf0.
Look into /sys/i386/conf/LINT:
# The `bpfilter' pseudo-device enables the Berkeley Packet Filter. Be
# aware of the legal and administrative consequences of enabling this
# option. The number of devices determines the maximum number of
# simultaneous BPF clients programs runnable.
...
pseudo-device bpfilter 4 #Berkeley packet filter
--
cheers, J"org private: joerg_wunsch@uriah.heep.sax.de
http://www.sax.de/~joerg/
Never trust an operating system you don't have sources for. ;-)