Subject: Now getting: "tcpdump: /dev/bpf0: Permission denied"
To: NetBSD-current <current-users@netbsd.org>
From: Bryan P <u3@terran.org>
List: current-users
Date: 11/25/2002 15:37:51
Hello,

After upgrading from 1.6_STABLE to 1.6K, when I run tcpdump as a regular
user I get "tcpdump: /dev/bpf0: Permission denied".  I have no problem as
root.

% tcpdump -vvv host 172.19.254.129 and not tcp port 22
tcpdump: /dev/bpf0: Permission denied
% vl /dev/bpf0
crw-r-----  1 root  wheel   23,   0 Nov 25 10:16 /dev/bpf0
% id
uid=1000(bryan) gid=100(users) groups=100(users),0(wheel),5(operator)
% uname -srm
NetBSD 1.6K i386
%

The man page for tcpdump still says I can use it as a regular user provided
I have read access to /dev/bpf*.

-bp
--
# bryan_at_darkforest_dot_org
# Software Engineer