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From: Kattyo <kattyo@abk.nu>
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References: <38DD905A2C3.9966UEDA@mail.OpenFactory.ORG>
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Date: Sun, 26 Mar 2000 17:58:04 +0900
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Subject: [FreeBSD-net-jp 2383] Re: cannot connect with FTP server inside firewall
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$BEDCf$G$9!#(B

[Re: <38DD905A2C3.9966UEDA@mail.OpenFactory.ORG>
   written by UEDA Hiroyuki]

>$B!!(BEntering Passive Mode $B$N8e$K%W%i%$%Y!<%H%"%I%l%9$,I=<($5$l$F$7$^$$!"(B
>tcpdump$B$J$I$G8+$F$b!"(B 192.168.50.15 $B$K8~$1$F%Q%1%C%H$rAw$C$F$$$k$N$,J,(B

$B$3$N>l9g$O4pK\E*$K$OL5M}$@$H;W$$$^$9!#(B
# $BF1MM$N7P83$"$j!#(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$3$NOC$O(B FreeBSD $B$KIUB0$N(B natd $B$G$OL5$$$H;W$$$^$9!#(B


----
$B9gCx(B (kattyo@abk.nu) / $BEDCf9(9,!wF|9)Bg(B
