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Date: Wed, 15 Mar 2000 10:48:24 +0900
From: SAKUMA takayuki <takayuki@naomi.trad.pfu.co.jp>
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$B:45W4V!w#P#F#U$G$9!%(B

$BA4$F$N%k!<%F%#%s%0$r$^$+$=$&$H$7$?$N$,(BFireWall$B$G$"$C$?$H$$$&$H$3$m$K(B
$B%-!<$,$"$k$N$G$O$J$+$m$&$+$H;W$&$N$G$9$,!%(B

$BKRLn(B>     |
$BKRLn(B> [FireWall]      [Server]
$BKRLn(B>     |              |
$BKRLn(B> ---------------------------192.168.1.0
$BKRLn(B>           |
$BKRLn(B>         [ GW ]
$BKRLn(B>           |
$BKRLn(B> ---------------------------192.168.2.0
$BKRLn(B>      |         |
$BKRLn(B>  [Client]  [Client]

FireWall$B$r(Bdual home host$B$H$7$FF0$+$7$F$$$k$J$i(B

$B=BC+(B> $B$D$^$j!"(BFireWall $B$N%^%7%s$G(B ipforwarding $B$,(B off $B$K$J$C$F$$$?$j$^$;$s$+!)(B

$B$H$$$&2DG=@-$b9M$($i$l$k$1$I!$(Brouter$B$H$7$FF0$+$7$F$$$k$J$i(B

$BKRLn(B> $B$H$$$&$N$O(BServer$B$N(Bdefault$B$,(BFireWall(192.168.1.1)$B$K$J$C$F$$$?>l9g!"(B
$BKRLn(B> FireWall$B$K>e5-$N(Broute$B%3%^%s%I$r<B9T$7$F$*$/$3$H$GLdBj$J$/%k!<%F%#(B
$BKRLn(B> $B%s%0$5$l$k$H;W$C$F$$$?$N$G$9$,!"$=$&$O$J$j$^$;$s$G$7$?!#(B

$B$H9M$($F$$$kDL$j$K0lHLE*$K$O%k!<%F%#%s%0$5$l$k$O$:!%(B
		  ~~~~~~~~~~
$B$?$@!$$3$$$D$OC1$J$k%k!<%?$8$c$J$/$F!$(BFireWall$B$H$7$FF0$$$F$$$k$o$1$G$9(B
$B$h$M!%$=$&$9$k$H!$(Bsource/destination IP address$B$NN>J}$,(BFireWall$B$NFbB&(B
$B$N(BIP$B%"%I%l%9$H$J$k%Q%1%C%H$O(Bforwarding$B$7$J$$$h$&$K@_Dj$7$F$k$3$H$O9M$((B
$B$i$l$J$/$b$J$$!%%"%I%l%9:>>N$5$l$?%Q%1%C%H$KBP$9$kBP:v$N$?$a$K!%(B

$B$@$H$9$k$H!$(BServer$B$K(B192.168.2.0/24$B08$N7PO)$,I,MW$@$C$?$N$O$o$+$k5$$,$9$k!%(B

$BKRLn(B> $B4pK\E*$K(B[Client]$B$O%G%U%)%k%H%k!<%?$N@_Dj$N$_9T$C$F$$$l$P8e$O;XDj$N(B
$BKRLn(B> $B%k!<%?!<$,LLE]8+$F$/$l$k$H;W$C$F$$$?$N$G$9$,!#(B
$BKRLn(B> $B2?$+4pK\E*$JItJ,$G4V0c$C$F$$$k$N$G$7$g$&$+!)(B

$B4pK\E*$K$O4V0c$C$F$$$J$$$H;W$$$^$9$,!$(BFireWall$B$H$$$&FC<lMQES$J%^%7%s$,(B
$BF~$C$F$-$?$H$$$&$H$3$m$G!$4pK\$+$i$5$i$K$b$&0lJbF'$_=P$9I,MW$,$"$k$s$8$c(B
$B$J$$$+$J$H;W$&$G$9!%(B

------
  $B:45W4V(B $B7IG7(B ( Sakuma Takayuki ) 
    ($B3t(B)$B#P#F#U(B $BBh0l;v6HIt(B $B%M%C%H%o!<%/3+H/It(B $B#N#E#T4pHW%W%m%8%'%/%H(B
    Internet : takayuki@pfu.co.jp
    Nifty    : LDE03272(office) HQC03001(home)
