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From: Kattyo <c1995207@uhura.nit.ac.jp>
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Date: Sat, 18 Mar 2000 23:19:18 +0900
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Subject: [FreeBSD-net-jp 2358] FTP data retrieve failure in passive mode
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$B=i$a$^$7$F!"EDCf$H?=$7$^$9!#(B

$B8=:_(B 98 $B$N(B DOS $B$GF0:n$9$k(B FTP $B%W%m%0%i%`$r:n$C$F$$$F!"(B
$B%F%9%H$K(B NetBSD $B$H(B FreeBSD $B$r;HMQ$7$F$$$^$9!#$=$3$G(B
FreeBSD 3.2R $B$KIUB0$N(B /usr/libexec/ftpd $B$NF0:n$K$D$$$F5?Ld$,$"$j$^$9!#(B


$B%m%0%$%s$7$F(B passive mode $B$K$7$^$9!#(B

	ftp> passive
	Passive mode on.

$B6u$N%G%#%l%/%H%j$r:n@.$7$^$9!#(B

	ftp> mkdir tmp (MKD tmp)
	257

$B<!$K$=$N%G%#%l%/%H%j$X0\F0$7$F!"(BNLST $B$r<B9T$7$^$9!#(B

	ftp> cd tmp  (CWD tmp)
	250
	
	ftp> nlist (PASV, NLST)
	227 Entering Passive Mode (....)
	550 No files found.

$B%U%!%$%k$,L5$/$F%(%i!<$,$*$-$^$9!#(B
$B$3$3$G(B netstat $B$r$7$F$_$k$H!"%G!<%?E>AwMQ$K%]!<%H$r(B LISTEN $B$7$?$^$^$K(B
$B$J$C$F$$$^$9!#(BFTP $B@\B3$r@ZCG(B (QUIT) $B$9$k$^$G$:$C$H(B LISTEN $B$7$?$^$^$G$9!#(B

$B$=$3$G!"<+J,$N:n$C$F$$$k(B FTP.EXE $B$K(B nlist (PASV,NLST) $B$r$7$^$/$k(B
$B%3%^%s%I$rIU$1$F!"<B9T$7$^$/$C$?$H$3$m!"$"$k0lDj$N=j$G(B socket $B$,(B
$B:n@.$G$-$J$/$J$C$F%(%i!<$K$J$j$^$9!#(B

# $B$I$N$/$i$$$G8B3&$K$J$k$+$O(B kernel $B$N%3%s%Q%$%k(B
# $B%*%W%7%g%s$GJQ2=$9$k$H$O;W$$$^$9!#(B

[GRPH] + [F1] $B$J$I$GC<Kv$rJQ$($F!"(Bping $BEy$r$7$h$&$H$7$F$b!"(B
$B$d$O$j%=%1%C%H$,3+$1$J$$$_$?$$$G%(%i!<$,=P$^$9!#(B

$B$3$l$O!"<+:n(B FTP.EXE $B$G(B PASV $B$rH/9T$7$?8e!"%U%!%$%kE>Aw%3%^%s%I(B(NLST$BEy(B)$B$G(B
$B%(%i!<$K$J$C$?>l9g!"?7$?$K(B PASV $B$rH/9T$9$kI,MW$,$"$k$N$+%F%9%H$7$F(B
$B$$$?$H$-$K5$IU$-$^$7$?!#$3$l$O!"(Banonymous ftp server $B$J$I$G6u$N(B
$B%G%#%l%/%H%j$,$"$k>l9g$KLdBj$K$J$k$h$&$J5$$,$9$k$N$G$9$,!"(B
$B$I$s$J$b$s$J$s$G$7$g$&$+!#@_Dj$,0-$$$@$1$G$7$g$&$+!#(B

$B$A$J$_$K(B NetBSD/pc98 1.4.1 $B$G$bF1MM$N8=>]$,5/$-$^$9!#(B
$B$?$@$7!"B>$NC<Kv$+$i(B ping $B$rBG$F$k$_$?$$$J$N$G!"(B
$B%W%m%;%9$N%=%1%C%H:n@.?t$K@)8B$,$+$+$C$F$$$k$_$?$$$G$9!#(B


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