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Date: Mon, 29 Oct 2001 15:19:42 +0900
From: Kazumasa Gotoh <kgotoh@cic-kk.co.jp>
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Subject: [FreeBSD-users-jp 65203] FireWall =?ISO-2022-JP?B?GyRCTVEbKEI=?=
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$B8eF#$H?=$7$^$9!#(B

$B:#EY!"$"$k%5%$%H$N(B FireWall $BMQ%^%7%s$r(B FreeBSD 4.3R $B$G@_Dj$9$k;v$K(B
$B$J$C$?$N$G$9$,!"$=$NMW7o$O0J2<$NMM$J$b$N$H$J$C$F$$$^$9!#(B

  1. $BFbIt%M%C%H%o!<%/$+$i30It$X$NMxMQ$O!"4pK\E*$K$OF)2aE*$K$7$?$$!#(B
     $B%0%m!<%P%k(B IP $B$OA4It$G(B 6$B$D$7$+Mh$J$$$N$G!"(BIP $B%^%9%+%l!<%I(B
     $B$K$J$k$H9M$($F$$$k!#(B

  2. $B30It$+$iFbIt$,D>@\8+$($kI,MW$OL5$$!#(B FireWall $B<+?H$KBP$7$F$O(B
     $B30It$+$i$b(B telnet, ftp $B$,$G$-$k$h$&$K$7$?$$!#(B
     FWTK $B$N(B tn-gw $B$d(B ftp-gw $B$r;H$&$H$+!"(Bssh $B$J$I!#(B

  3. $BFCDj$N%5%$%H$H(B VPN $B$rAH$_$?$$!#(B

VPN $B$K$D$$$F$OAj<j$K$b(B FreeBSD $B%^%7%s$,$"$k$N$G(B Vtun $B$r;H$&M=Dj$G(B
$B$$$k$N$G$9$,!"%Q%1%C%H%U%#%k%?%j%s%0$H(B IP $B%^%9%+%l!<%I$J$I$K$D$$$F$O(B
ipfw $B$H(B natd $B$NJ;MQ$K$J$k$N$G$7$g$&$+!)(B

$B$3$l$^$G(B FreeBSD $B$G(B FireWall $B9=@.$rAH$`$H$-$K$O(B FWTK $B$P$+$j$G(B
$B$d$C$F$-$?$N$G!"2?$+4*0c$$$7$F$$$k$h$&$J5$$,$7$F$J$j$^$;$s!#(B(^^;

VPN $B$NAj<jB&$O(B FireWall $B$H$7$F;H$C$F$$$k%^%7%s0J30$K!"(BNIC $B$r(B 2$BKg(B
$B:9$7$F$$$k%^%7%s$K(B Vtun $B$rF~$l$FDL?.$r$7$h$&$H9M$($F$$$k$N$G$9$,!"(B
$BAj<jB&$K$7$m$3$A$iB&$K$7$m!"(BIP Forwarding $B$O(B On $B$K$7$F!"%Q%1%C%H(B
$B%U%#%k%?%j%s%0$GI,MW$J$b$N0J30$OC!$-Mn$H$7$F$f$/$H$$$&;v$G$h$$$N(B
$B$G$9$h$M!)(B

$BAj<jB&$b(B VPN $B@lMQ5!$G$O$J$/$F(B Web $B%5!<%P5!G=$b;}$?$;$J$$$H$$$1$J$$(B
$B$?$a!"JQ$J$3$H$r$7$F$@$@$b$l$K$J$C$F$O:$$k$N$G5$$K$7$F$$$^$9!#(B

$B$3$N$h$&$J9=@.$N>l9g$G!"FC$K5$$r$D$1$J$l$P$J$i$J$$$h$&$JE@$O(B
$B$"$j$^$9$G$7$g$&$+!)(B

=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
($B3t(B) $B%;%s%H%i%k>pJs%;%s%?!<(B
                             $B8eF#OB@/(B    kgotoh@cic-kk.co.jp
