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From: Eijirou MORIzane <emori@st.rim.or.jp>
To: FreeBSD-users-jp@jp.FreeBSD.org
References: <200210121322.g9CDMVE29378@mail.mk.bsdclub.org>, <021012203828.M0224738@ns.kobe1995.net>
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Date: Sun, 8 Dec 2002 22:46:08 +0900
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Subject: [FreeBSD-users-jp 72500] Re: security run output
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$B?9<B(B $B$G$9(B

# $B$@$$$V8E$$OCBj$G$9$,(B

> Date: Sat, 12 Oct 2002 22:22:31 +0900
> From: Motoyuki Konno <motoyuki@bsdclub.org>
> To: FreeBSD-users-jp@jp.FreeBSD.org
> Subject: FreeBSD-users-jp 71375] Re: security run output
> Message-ID: <200210121322.g9CDMVE29378@mail.mk.bsdclub.org>
$B$N!"$*<j;f$G!"(B

>   $B:#Ln$G$9!#(B
> 
> kaz@kobe1995.net (NAKAMURA Kazushi) wrote:
> > $B;d$N$H$3$m$G$b(B4.6R$B$N:"$+$iF1$8>I>u$,=P$F$$$F!"LdBj$O(Bcron job
> > $B$G$O$J$/$F!"$=$b$=$b(B dmesg $B$N=PNO$,!"$7$P$i$/%^%7%s$rF0$+$7B3$1$F$$$k$H(B
> > $B:G8e$N?t==(BByte$B$7$+=P$FMh$J$/$J$C$F$$$^$9!#$=$l0J>eDI5a$7$F$$$J$$$N$G(B
> > $B$9$,!"<B$O7k9=:$$C$F$$$^$9!#(B
> 
>   bin/26746 $B$N(B PR $B$N7o$+$7$i!)(B

$B$=$N$h$&$G$9(B
RELENG_4 (STABLE) $B$N(B
"$FreeBSD: src/sbin/dmesg/dmesg.c,v 1.11.2.3 2001/08/08 22:32:15 obrien Exp $"
$B$G$9$,!"L$$@$K2r7h$7$F$$$J$$$h$&$G$9(B

# $B$=$N$h$&$G$9!"$H=q$-$^$7$?$,!"$A$g$C$H<+?.L5$7(B

dmesg -a $B$H(B -a $BIU$-$G<B9T$9$k$H$?$/$5$sI=<($5$l$k$N$G$9$,(B

dmesg $B$@$1$NLdBj$J$N$+$J$!!)$H;W$C$F$$$^$9(B

sysctl -a $B$G(B kern.msgbuf $B$b8+;O$a$?$N$G$9$,(B

kern.msgbuf:  fe0
<110>ipfw: ???? Deny UDP * * in via fe0
<110>ipfw: ???? Deny UDP * * in via fe0
    :
    :
$B$NMM$K$J$C$F$$$F!"$=$b$=$b5-O?$9$k;~$K7e%:%l(B($B9TC10L$G$O$J$$(B)$B$,(B
$BH/@8$7$F$$$^$9(B
# $B$3$NEbFM$K(B fe0 $B$,$T$g$3$s$H=P$FMh$k>u67$O!"4|BT$7$F$$$k5-O?J}K!$H(B
# $B$=$N7k2L$H$O0c$&$N$G$O$J$$$N$+$J$!!"$H!";W$C$F$$$^$9(B

$B$^$?!"C1$K(B dmesg $B$H<B9T$7$?;~$O!"$3$N(B
kern.msgbuf: $B$N1&2#$N5-O?FbMF$@$1$,FI$_<h$i$l$FI=<($5$l$F$$$k$h$&$G$9(B
$B>e5-$NNc$@$H(B
% dmesg
 fe0
%
$B$H$$$&46$8$G$9(B

$B:#$O(B($B8D?ME*$K$O(B)$B!"(Bdmesg$B!"(Bdmesg -a $B$N<B9T7k2L$H(B
$B$=$N;~$N(B($B$9$0$KJQ2=$7$A$c$&>l9g$b$"$k$G$7$g$&$,(B) sysctl -a $B$G$N(B
kern.msgbuf $BIU6a$N5-O?FbMF$r3NG'$7$J$,$i!"$J$k$Y$/B?$/$N>u67GD0.$r(B
$B9T$C$F$$$kCJ3,$G$9(B

# $B0lC6(B src/sbin/dmesg/dmesg.c,v 1.11 $B$KLa$9$3$H$O!"$J$s$H$J$/:,K\$H$O(B
# $B0c$&5$$,$7$F;n$7$F$$$^$;$s(B

kern.msgbuf_clear: 0
$B$H$$$&$N$b4X78$,$"$k$N$+$J$$$N$+Dj$+$G$O$"$j$^$;$s(B
# sysctl $B4XO"$NJ}$bFI$_;O$a$?$P$+$j$G$9(B

$B<h$j4:$($:!"(Bipfw $B$G(B deny log $B$rB?$a$K$7$F!"(Bmsgbuf $B$N=q49$(IQEY$r(B
$B9b$/$7$F$_$F!"$J$k$Y$/@53N$J>u67GD0.$r$7$F$$$k:GCf$G$9(B
--------
$B?9<B(B $B1I<#O:(B (Eijirou MORIzane): emori@st.rim.or.jp

