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Date: Sun, 26 Mar 2000 20:46:30 +0900
From: UEDA Hiroyuki <ueda@raomen.net>
To: FreeBSD-net-jp@jp.freebsd.org
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Subject: [FreeBSD-net-jp 2384] Re: cannot connect with FTP server inside firewall
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$B?"ED(B@Raomen.Net $B$H?=$7$^$9!#2sEz$"$j$,$H$&$4$6$$$^$9!#(B


Sun, 26 Mar 2000 17:58:04 +0900 $B$N%a!<%k$G(B  Kattyo <kattyo@abk.nu> $B;a(B
$B[)$/(B :
> $BEDCf$G$9!#(B
;
> $B$3$N>l9g$O4pK\E*$K$OL5M}$@$H;W$$$^$9!#(B
> # $BF1MM$N7P83$"$j!#(B

$B!!$,!<$s(B... $B$=$&$J$s$G$9$+!"2?$H$J$/L5M}$+$J$!!"$H$O;W$C$?$N$G$9$,!"$A$g$C(B
$B$H5$$K$J$C$?$N$G<ALd$5$;$F$$$?$@$-$^$7$?!#(B

$B!!<B$O$3$l$K5$$E$$$?$N$O<+Bp$N%^%7%s$+$i(B Web $BMQ$N%^%7%s$K(B FTP $B$r$+$1$?(B
$B$H$-$N$3$H$G!"<+Bp$N%^%7%s$b(B ipfw $B$r;H$C$F$$$?$?$a!"(BPASSIVE $B$G@\B3$7$?(B
$B$+$i$G$7$?!#$G!"$$$m$$$m;n$7$F$_$?7k2L$rF'$^$($FA0$N%a!<%k$r=P$5$;$F$$(B
$B$?$@$$$?<!Bh$G$9!#(B

$B!!C1$K%W%i%$%Y!<%H%"%I%l%9$,30$K8+$($F$7$^$&$N$,7y$@$C$?$@$1$G!"<B:]$K(B
$B$O(B firewall $BItJ,$G(B FTP $B@\B3$O5qH]$7$F$$$^$9!#$G$9$+$i4X78<T0J30$O$3$N(B
$B$h$&$J<+BN$KAx6x$9$k$3$H<+BN$,L5$5$=$&$G$9$7!"5$$K$7$J$$$3$H$K$7$^$9!#(B


> NAT daemon $B$,(B TCP $B%Q%1%C%H$NCf$+$i(B ftp $B$N%3%^%s%I$rFI$_$H$C$F!"(B
> PASV $BL?Na$N%"%I%l%9$r=q$-49$($k$H$$$&$N$OJ9$$$?$3$H$,$"$j$^$9$,!"(B
> $B$"$^$j0lHLE*$G$OL5$$$h$&$J5$$,$7$^$9!#(B

$B!!$J$k$[$I!#$H$$$&$3$H$O(B anonymous ftp $B%5!<%P$H$+$r1?1D$5$l$k>l9g$O$d(B
$B$O$j30It%;%0%a%s%H$KCV$/$N$,IaDL$@$H$$$&$3$H$G$7$g$&$+!#(B

# $B$9$$$^$;$s!"(B FTP $B%5!<%P$N9=C[$O$7$?$3$H$J$/$F(B...

$B!!$"$j$,$H$&$4$6$$$^$7$?!#JY6/$K$J$j$^$7$?!#(B

---------------------------------------------
$B?"EDM5G7(B : ueda@Raomen.Net

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