From owner-FreeBSD-users-jp@jp.freebsd.org  Wed Jan  3 14:36:43 2001
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From: yoshiaki@kt.rim.or.jp
Date: Wed, 03 Jan 2001 14:35:46 +0900 (JST)
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Subject: [FreeBSD-users-jp 57980] Re: IPFW or IP Filter ?
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$BFb@n$G$9(B

$B!t!V(BIPFW$B!W$H$$$&$HJL$N$b$N$rO"A[$7$^$9$,(B...

ipfilter$B$K$D$$$F0l8@(B

>>>>> From: Masuda Masashi <mmasuda@ba2.so-net.ne.jp>
>>>>> Date: Wed, 03 Jan 2001 13:34:51 +0900

 >   $B9%$_$G8@$&$H(BIPFW $B$O!"%M%C%H%o!<%/5!4o$H$+$N%"%/%;%9%3%s%H%m!<%k%j%9%H(B
 > $B$HF1$8!V%U%!!<%9%H%^%C%A%k!<%k!W$J$N$G!"IaCJ(BCisco $B$H$+$r?($k$3$H$N$"$k(B
 > $B?M4V(B($B26$@(B)$B$K$O$H$C$D$-$d$9$$$H;W$$$^$9!#(B
 >   IPFilter $B$O?($C$?$3$H$,L5$$$N$G$o$+$j$^$;$s$,!"$[$+$N(BOS $B$G$b%5%]!<%H(B
 > $B$7$F$$$k$_$?$$$J$N$G$=$&$$$&%"%I%P%s%F!<%8$O$"$k$N$+$J$!$H;W$$$^$9$,(B
 > $B!V%i%9%H%^%C%A%k!<%k!W$i$7$$$N$G$A$g$C$H?($k$N$Km4m0$7$F$$$^$9!#(B

$B$I$A$i$+$H8@$($P!V%G%U%)%k%H$,%i%9%H%^%C%A$G%U%!!<%9%H%^%C%A$bA*$Y$k!W(B
$B$G$9!#$?$H$($P(B

 ########## deny reserved addresses
 #
 block in log quick from 10.0.0.0/8 to any group 100
 block in log quick from 192.168.0.0/16 to any group 100
 block in log quick from 172.16.0.0/12 to any group 100

$B$3$N$h$&$K(Bquick$B$H$$$&%-!<%o!<%I$r;}$C$?%k!<%k$N>l9g$O%U%!!<%9%H%^%C%A(B
$B$H$J$j$3$N%k!<%k$K%^%C%A$7$?>l9g$O$3$3$GI>2A$r=*N;$7$F=hM}$,3NDj$7$^$9!#(B

FreeBSD$B$N%=!<%9%3!<%I$rE83+$7$F$$$k>l9g$O(B /usr/src/contrib/ipfilter/
(http://coombs.anu.edu.au/~avalon/ip-filter.html $B$+$iE83+$7$?>l9g$bE8(B
$B3+$7$?%G%#%l%/%H%j$ND>2<(B)$B$K(BIPF.KANJI$B$H$$$&F|K\8l$N!V(BIP filter$B%7%g!<%H(B
$B%,%$%I!W$,$"$j$^$9$N$G0lEYFI$s$G$_$k$3$H$r$*4+$a$7$^$9!#(B

$B;d$J$j$K;W$&(Bipfilter$B$N:GBg$N%a%j%C%H$O(B /usr/src/contrib/ipfilter/rules
$B0J2<$NK-IY$J%k!<%k5-=R$N%5%s%W%k$G$9$M!#;d$N$h$&$J?M4V$K$H$C$F$O$3$l$O(B
$B$"$j$,$?$$!#(BFAQ$B$b$7$C$+$j$7$F$$$FIQHK$K99?7$5$l$F$$$^$9!#(B

http://www.obfuscation.org/ipf/ipf-howto.txt

$B$"$H$O%k!<%k$N5-=RG=NO$d%m%0@)8f$bFCD'$G$O$"$j$^$9$,!#(B

$B!t;d$N>l9g!"%@%$%"%k%"%C%W$N(BISDN$B$G$b(Bipfilter$B$r;H$C$F$$$?$j$7$^$9!#(B
--
  yoshiaki@kt.rim.or.jp
 ($B$&(B)  

