From owner-FreeBSD-net-jp@jp.freebsd.org  Fri Sep 21 11:07:41 2001
Received: (from daemon@localhost)
	by castle.jp.freebsd.org (8.9.3+3.2W/8.7.3) id LAA79923;
	Fri, 21 Sep 2001 11:07:41 +0900 (JST)
	(envelope-from owner-FreeBSD-net-jp@jp.FreeBSD.org)
Received: from tech1.nextcom.co.jp (tech1.nextcom.co.jp [202.16.200.193])
	by castle.jp.freebsd.org (8.9.3+3.2W/8.7.3) with SMTP id LAA79918
	for <FreeBSD-net-jp@jp.freebsd.org>; Fri, 21 Sep 2001 11:07:40 +0900 (JST)
	(envelope-from masuda-m@nextcom.co.jp)
Received: (qmail 44068 invoked from network); 21 Sep 2001 02:07:33 -0000
Received: from unknown (HELO nextcom.co.jp) (192.168.176.4)
  by tech1.nextcom.co.jp with SMTP; 21 Sep 2001 02:07:33 -0000
Received: (qmail 93249 invoked from network); 21 Sep 2001 02:07:32 -0000
Received: from unknown (HELO nextcom.co.jp) (192.168.190.211)
  by intra.nextcom.co.jp with SMTP; 21 Sep 2001 02:07:32 -0000
Message-ID: <3BAAA0D0.8C97639A@nextcom.co.jp>
Date: Fri, 21 Sep 2001 11:07:12 +0900
From: "Masuda,Masashi" <masuda-m@nextcom.co.jp>
Organization: NextCom K.K. IT System Div.
X-Mailer: Mozilla 4.75 [ja] (Windows NT 5.0; U)
X-Accept-Language: ja,en
MIME-Version: 1.0
To: FreeBSD-net-jp@jp.freebsd.org
References: <20010921045440.A12262@geofront.magisystem.net>
Content-Type: text/plain; charset=iso-2022-jp
Content-Transfer-Encoding: 7bit
Reply-To: FreeBSD-net-jp@jp.freebsd.org
Precedence: list
X-Distribute: distribute version 2.1 (Alpha) patchlevel 24e+010328
X-Sequence: FreeBSD-net-jp 3332
Subject: [FreeBSD-net-jp 3332] Re: ftp proxy
Errors-To: owner-FreeBSD-net-jp@jp.freebsd.org
Sender: owner-FreeBSD-net-jp@jp.freebsd.org
X-Originator: masuda-m@nextcom.co.jp

$BA}ED!w2q<R$G$9!#(B

$B!&(Bglobal IP address $B$r(BFirewall $B$KJ#?t?6$l$k$J$i(BNAT
$B!&$=$&$G$J$$$J$i(Bdelegate $B$J$I$N(Bftp proxy $B$G!"%f!<%6$K$O(B
  user@host $B$G(Bftp login $B$7$F$b$i$&!#(B

$B$H$$$&J}K!$7$+$J$$$N$G$O!)(B


Hidenori Ishikawa wrote:

>                               +---------+
>                             +-+  FTP A  +
>                             | +---------+
>               +----------+  |
> --(Internet)--+ FireWall +--+
>               |   (NAT)  |  |
>               +----------+  | +---------+
>                             +-+  FTP B  +
>                               +---------+
> 
> $B%U%!%$%d%&%)!<%k$O%0%m!<%P%k(BIP$B$r;}$C$F$$$k$N$G$9$,!"(B
> $BFbIt$N(BFTP{A,B}$B$O%W%i%$%Y!<%H(BIP$B$7$+$"$j$^$;$s!#(B
> 
> $B$b$7$b!"FbIt$N(BFTP$B%5!<%P$,(B1$BBf$@$1$G$"$l$P!"(Bipf$B$d(Bipfw$B$N(B
> redirect$B$G$J$s$H$+$9$k$3$H$b$G$-$k$N$G$9$,!"(B
> $BFbIt$K$O(BFTP$B%5!<%P$,(B2$BBf$"$k$3$H!"$=$7$F%U%!%$%d%&%)!<%k(B
> $B<+?H$b(BFTP$B%5!<%S%9$r$7$F$$$k$3$H$+$i!"%=%U%H%&%'%"E*$K(B
> $B$"$k(Bport$B$X$N%"%/%;%9$J$i(B FTP A$B!"$"$k(Bport$B$O(B FTP B$B!"(B
> $B$"$k$$$O!"(Buser@[FTP A$B$N%[%9%HL>(B]$B$r%f!<%6$H$9$k$H(B
> FTP A$B$KF~$l$k!D$H$G$-$k$h$&$J%=%U%H%&%'%"$,(B
> $B$"$k$=$&$J$N$G$9$,!"(Bjp.freebsd.org$B$N(BFAQ$B$J$I$r(B
> $B8+$?$H$3$mFC$K5-:\$,$J$+$C$?$?$a!"$3$A$i$KEj$2$^$7$?!#(B
> 
> # $B$I$A$i$+$H$$$&$H!"(BUNIX Applications ML $B8~$-$J(B
> # $BOCBj$J$N$+$b$7$l$^$;$s!#(B
> 
> $B$h$m$7$/$*4j$$$7$^$9!#(B

-- 
/* NextCom K.K. IT System Div. Masuda,Masashi <masuda-m@nextcom.co.jp>
                       phone: +81-3-5977-0872 fax: +81-3-5977-0906   */
