From owner-FreeBSD-users-jp@jp.freebsd.org  Thu Dec 19 07:51:29 1996
Received: by jaz.jp.freebsd.org (8.8.4+2.7Wbeta4/8.7.3) id HAA10953
	Thu, 19 Dec 1996 07:51:29 +0900 (JST)
Received: by jaz.jp.freebsd.org (8.8.4+2.7Wbeta4/8.7.3) with SMTP id HAA10948
	for <freebsd-users-jp@jp.freebsd.org>; Thu, 19 Dec 1996 07:51:28 +0900 (JST)
Received: from localhost by fugen.fh.u-tokai.ac.jp (4.1/6.4JAIN-fh-1)
	id AA07018; Thu, 19 Dec 96 07:51:15 JST
Message-Id: <9612182251.AA07018@fugen.fh.u-tokai.ac.jp>
To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: Your message of "Thu, 19 Dec 1996 05:12:22 JST."
 <199612182015.FAA16857@intercraft.co.jp> 
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-2022-JP
Date: Thu, 19 Dec 1996 07:51:14 +0900
From: Yuji NAKANISHI <yuji@fh.u-tokai.ac.jp>
Reply-To: FreeBSD-users-jp@jp.freebsd.org
X-Distribute: distribute [version 2.1 (Alpha) patchlevel=19]
X-Sequence: FreeBSD-users-jp 7660
Subject: [FreeBSD-users-jp 7660] Re: [Q]IP Forwarding 
Errors-To: owner-FreeBSD-users-jp@jp.freebsd.org
Sender: owner-FreeBSD-users-jp@jp.freebsd.org

$BCf@>(B@$BEl3$Bg3+H/9)$G$9!#(B $B$*$O$h$&$4$6$$$^$9!#(B

$B<B:]$N%"%I%l%9$r%W%i%$%Y!<%H%"%I%l%9$KJQ99$5$l$F$$$k$h$&$G$9$,!"(B
$BJQ99$K$D$$$F0l4S@-$,$J$$$h$&$G$9$,!D!D!#(B

<199612182015.FAA16857@intercraft.co.jp> 
From: Masahiro Yamada <masa@intercraft.co.jp>
>
>       NETWORK-A  -- NetworkAddress 192.168.1.0
>     --------------+------------------- 
>                   |
>                   | gw1
>                   | addr 192.168.1.10 / mask 255.255.255.224
>            -------+-------- 
>            |   FreeBSD    |
>            |  PS/V Master |
>            |              |
>            -------+--------
>                   | gw2
>                   | addr 192.168.1.33 / mask 255.255.255.224
>                   |
>     --------------+-------------------
> $B!!!!!!(BNETWORK-B  -- NetworkAddress 192.168.1.32

$B$H$$$&%M%C%H%o!<%/$G$"$j$J$,$i!"(Bnetstat$B$G$O!"(B

> % netstat -r
> Routing tables
> 
> Internet:
> Destination        Gateway          Flags   Refs   Use     Netif Expire
> localhost          localhost        UH        0      0       lo0
> 192.168.1.194/27   link#2           UC        0      0
> 192.168.1.1        0:0:e:2a:67:5a   UHLW      1      0       ep0   1194
> 192.168.1.2        link#2           UHLW      1      4
> gw1                0:a0:24:e7:8e:6  UHLW      0    104       lo0
> 192.168.1.32/27    link#3           UC        0      0

link#2$B$N(Bsubnet$B$,(B192.168.1.194/27 $B$C$FJQ$8$c$J$$$G$9$+!)(B

192.168.1.2 $B$H$$$&%"%I%l%9$,!"$?$V$sF1$8(Blink#2$B$+$i?dB,$9$k$H(B
192.168.1.194/27$B$H$$$&$N$O(B192.168.1.0/27 $B$N4V0c$$$G$7$g$&$+!)(B

----- $B$3$3$^$G$O!"?^$d(Brouing$B$N3NG'(B  ------

$BK\Bj$N!"(BIP forwarding$B$N;v$G$9$,!":Y@n$5$s$N(Bmail$B$K$b$"$j$^$9$,!"(B
gateway$B$K$J$C$F$$$k%^%7%s$N(Brouting$B$@$1$G$O$J$/!"%F%9%H$r$*$3$J$C$?!"(B
192.168.1.0/27$B$H(B192.168.1.32/27$B$N%^%7%s$N(Brouting table$B$b=q$$$FD:$1$l$P(B
$B$h$/$o$+$k$N$G!"8D?M08(Bmail$B$G$b9=$$$^$;$s$N$G!"Aw$C$F2<$5$$!#(B

27bit$B$N(Bnetmask$B$N%M%C%H%o!<%/$N(Brouting$B$r(Brip version 1$B$G9T$&;v$,$G$-$J$$(B
$B$N$G!"(BRIP version 1$B$7$+%5%]!<%H$7$F$J$$(Brouted$B$d%Q%=%3%s$G$O:$$C$F$7$^(B
$B$&$N$G$O!)(B

routing$B$NNc$H$7$F!"0J2<$N$h$&$K$9$l$P8@$$$H;W$$$^$9!#(B

192.168.1.0/27$BB&$K$V$i$5$,$C$F$$$k%^%7%s$N(Brouting$B$r(B
# route add -net 192.168.1.32 -netmask 255.255.255.224 192.168.1.10 1

192.168.1.32/27$BB&$K$V$i$5$,$C$F$$$k%^%7%s$N(Brouting$B$r(B
# route add -net 192.168.1.0 -netmask 255.255.255.224 192.168.1.33 1
$B$H$9$l$P!"(Bstatic routing $B$GDL?.$G$-$k$H$*$b$$$^$9!#(B

$BKvC<$N%^%7%s$G(Brip version2$B$r07$($k$+3NG'$7$F!"(Brouted$B$r;H$&$H$$$&J}K!$b(B
$B$"$j$^$9!#(B

_/_/    $BEl3$Bg3X3+H/9)3XIt>pJsDL?.9)3X2J#4G/(B       |$B$X(B  $B$X(B  _/_/
_/_/        $B0eMQ@8BN9)3X2J;38}8&5f<<G[B0(B           |$B$N(B  $B$N(B  _/_/
_/_/       Computer Graphics Computing             | $B$b(B     _/_/
_/_/     yuji@fh.u-tokai.ac.jp          $BCf@>(B $BM5Fs(B   \  $B$X(B / _/_/
_/_/                                                  ---   _/_/











