Date: Sun, 26 Nov 1995 14:46:31 -0800 (PST) From: Donald Burr <d_burr@ix.netcom.com> To: Everett F Batey <efb@cotdazr.org> Cc: questions@freebsd.org Subject: Re: tcpdump bpf0 permissions Message-ID: <Pine.BSF.3.91.951126144447.344B@ncc-1701-d> In-Reply-To: <Pine.BSF.3.91.951126134547.19756A-100000@gcpacix.vcnet.com>
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On Sun, 26 Nov 1995, Everett F Batey wrote: > Cant access tcpdump as suer or as root .. seems to be looking for a > SUnOSish like command like the setup to in.etherd pre Solaris to open > the interface to permiscuous (sp?) mode .. > > tcpdump: /dev/bpf0: Device not configured > > Was trying to find out if I ever got an ether0 type ifc and to look at > packets on my tun0 ppp line ?? > > Am I whistling dixie ??? /Ev/ You need to recompile your kernel with "pseudo-device bpfilter <X>" in your config file (<X> should be replaced by the number of bpf devices you want, typically the total amount of Net interfaces to your machine). Then reboot, and (as root) cd to /dev and run "./MAKEDEV bpf<X>" to create the devices. Then everything should work. Donald Burr [d_burr@ix.netcom.com], PO Box 91212, Santa Barbara CA 93190-1212 TEL (805)564-1871 / FAX 564-2315 / WWW http://www.geopages.com/WallStreet/2072 PGP Public Key available by request (send e-mail) or on Public Key Servers. ** Uphold your right to privacy - Use PGP. **
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