From owner-FreeBSD-net-jp@jp.freebsd.org  Tue Feb 17 19:07:10 1998
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References: Your message of "Mon, 16 Feb 1998 19:57:43 +0900"
 <199802161058.TAA28768@smicec-smtp.smicec.co.jp>
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Date: Tue, 17 Feb 1998 19:09:42 +0900
To: FreeBSD-net-jp@jp.freebsd.org
From: Bunpei Matoba <bm@pt.smicec.co.jp>
Reply-To: FreeBSD-net-jp@jp.freebsd.org
Precedence: list
X-Distribute: distribute [version 2.1 (Alpha) patchlevel=24]
X-Sequence: FreeBSD-net-jp 454
Subject: [FreeBSD-net-jp 454] Re: Pure bridging program
Errors-To: owner-FreeBSD-net-jp@jp.freebsd.org
Sender: owner-FreeBSD-net-jp@jp.freebsd.org

$B=;6b@)8f$NE*>l$G$9!%(J

$B:4F#MM!$9bLZ(J@$B6e9)BgMM!$>.;3MM!$9-@%MM!$2.LnMM!$6b2,!w>>2<<wMM(J
$B3'MM!$%j%W%i%$!&%U%)%m!<$I$&$b$"$j$,$H$&$4$6$$$^$7$?!%(J

FreeBSD$B$GF0$/!$(Jbridge$B%W%m%0%i%`$,$J$$$+$H$N(J
$BLd$$9g$o$;$KBP$7$F$$$m$$$m>pJs$r$$$?$@$-$^$7$?!%(J
$B!V(JFreeBSD$B$K$O$J$$!W$H$$$&$3$H$G$9$M!%(J
$B!J$?$@$7!$(J97/$B2F8=:_!K(J
$B$^$?!$(JLinux$B$G$O$=$&$$$&$3$H$,$G$-$k$H$$$&$3$H$G$7$?$N$G!$(J
$B>/$7D4$Y$F$_$^$7$?!%:G8e$K4XO"(JURL$B$r$^$H$a$F$*$j$^$9!%(J

At 8:37 PM +0900 98.2.16, Kazu TAKAGI ($B9bLZ0l9-(J) wrote:
> Q and A $B$K$"$j$^$9!%(J
>
> http://www.jp.freebsd.org/~ryuchi/QandA/HTML/327.html
>
> $B$r$4Mw2<$5$$!%(J

$B$9$$$^$;$s!%$3$l$rM=$a!$%A%'%C%/$;$:$K<ALd$7$F$7$^$$$^$7$?!%(J
$B!JHSEg$5$s$+$i7Y9p$,Ht$s$G$-$=$&!K(J

At 8:50 PM +0900 98.2.16, Masanori Kanaoka wrote:
> $B0JA0$b$K$?OCBj$,!"(JFreeBSD-net-jp $B$G$"$j$^$7$?!#(J
>
> <URL: http://www.jp.freebsd.org> $B$N%a!<%j%s%0%j%9%H$N8!:w$G(J
>
> 	[FreeBSD-users-jp 17095] xterm -ls and bridge ?
>
> $B$+$i$N%9%l%C%I$r!V$3$N5-;v$KBP$9$k0lO"$N%9%l%C%I$rI=<($9$k!W(J
> $B$G!"0JA0$N$H$-$N(J FreeBSD-net-jp $B$N$b$N$,8+$l$k$H;W$$$^$9!#(J
> (FreeBSD-net-jp 98 $B$0$i$$$+$i$N(J subject $B$K(J bridge $B$,$"$k$d$D$G$9!#(J)
>
> $B$3$N;~$NOC$G$O!"(J
> 	Linux $B$K$O$=$&$$$&%=%U%H$,$"$k!#(J
> 	DOS $B$K$bCY$$$,$=$&$$$&%=%U%H$,$"$k!#(J
> 	Switching Hub 1x1 $B$rMxMQ$7$?$i$I$&$+!#(J
> $B$J$I$@$C$?$h$&$K!";W$$$^$9!#(J

At 10:55 PM +0900 98.2.16, HIROSE Taku wrote:
> Kaihei Koyama <koyama@rios.co.jp> $B$5$s(J:
> |$BNc$($P!"(JGateway$B7?%&%#%k%9%A%'%C%+!<$H$+IT@5%"%/%;%94F;k$H$+!#(J
> |$B$3$N$X$s$N5!G=$r%*%s%G%^%s%I$KDI2C$9$k$J$i%k!<%F%#%s%0$7$J$$(J
> |$BJ}$,$$$$>l9g$b$"$k$N$G$O$J$$$+$H;W$$$^$9!#(J
>
> $BM-=~$N%U%!%$%"%&%)!<%k@=IJ$G!"!V%9%F%k%9%U%!%$%"%&%)!<%k!W(J
> $B$J$I$H>N$7$F$$$k$N$r!"0l:rG/$"$?$j8+3]$1$?3P$($,$"$j$^$9!#(J
> $B:G=i$O2?$r8@$C$F$$$k$N$+J,$+$j$^$;$s$G$7$?$,!"!V(JIP$B%"%I%l%9(J
> $B$r;}$?$J$$$N$G!"967b<T$K%U%!%$%"%&%)!<%k$NB8:_$r4XCN$5$l(J
> $B$K$/$/!D!W$J$I$H$$$C$?5-=R$,$"$C$?$N$G!"$*$=$i$/%V%j%C%8$H(J
> $B$7$F<BAu$5$l$F$$$k$N$G$7$g$&!#(J
>
> # $B%+%?%m%0$bLc$C$?$h$&$J5$$,$9$k$s$G$9$,!D$I$3$@$m$&!#(J
>
> $B$3$&$$$&J}LL$K$D$$$F$O!"%V%j%C%8$H$7$F9=@.$9$k$N$b7z@_E*(J
> $B$+$J!<!"$H;W$$$^$9!#(J

$B:#2s$N;d$N0U?^$O!$2>$K@_CV$9$k$N$G!$(J
$B%f!<%6$K$b0U<1$7$FM_$7$/$J$$$H$$$&$3$H$G(J
$B>e5-$N8f0U8+$K;?@.$G$9!%(J

At 11:26 AM +0900 98.2.17, Mitsuru Ogino wrote:
> On Mon, 16 Feb 1998 22:14:41 +0900
> Kaihei Koyama <koyama@rios.co.jp> wrote:
>
> > $B$I$N$h$&$J(JIP$B%"%I%l%9BN7O$+$OB8$8$^$;$s$,!"%5%V%M%C%H$r$&$^$/(J
> > $BMxMQ$7$F!"$+$D(JRIP$B$r;H$($P$[$H$s$IJQ99L5$7$G%k!<%F%#%s%0$G$-$k(J
> > $B$h$&$J5$$b$7$^$9!#(J
>
> $B$=$b$=$b%k!<%F%#%s%0$H$$$&%l%Y%k$G$O$J$$!"$H$$$&$3$H$b$"$k$+$bCN$l$^$;$s!#(J
> $BBg$-$JAH?%$G(J
>
> $B!&(JIP $B%"%I%l%9$O<u$1IU$1=g$KH/9T(J($B<+J,$NIt6I$N(J IP $B$,%P%i%P%i(J)
> $B!&40A4%9%?%F%#%C%/$G(J RIP $B<+BN$,6X;_(J
>
> $B$J$I$N5,B'$,$"$k$H!"$b$&Fq$7$$$G$9$h$M!#4pK\E*$K$O(J ProxyARP $B$d(J IP $B$GN?$0(J
> $B;v$K$J$k$+$H;W$$$^$9$,!"%V%j%C%8$,$"$l$P5$7Z$K<+J,$NIt6I$N%;%-%e%j%F%#$r(J
> $B9b$a$k;v$,$G$-$k$H;W$$$^$9!#(J
>
> $B$=$l$,(J BSD $B$N$d$k;v$+$H$$$o$l$l$P(J...$B;d$K$O$o$+$j$^$;$s$,!#(J

$B$^$C$?$/!$2.Ln$5$s$N8f;XE&$N>l9g$K!$:#2s$N;d$N;v>p$,(J
$B$"$F$O$^$j$^$9!%(J

At 8:13 PM +0900 98.2.16, SATO Mitsuhide wrote:
> bpf $B$r;H$($P%f!<%6%W%m%;%9$G=PMh$=$&$J5$$b$7$^$9$7!"(J
> BSD $B$G$b(J bridge $B$9$k$?$a$N%W%m%0%i%`$,$"$C$F$b$$$$$s$8$c$J$$$+$H!"(J
> $B8D?ME*$K$O;W$$$^$9!#(J

Linux$B$G$O$=$&$$$&$3$H$,$G$-$k$H$$$&$3$H$G$7$?$N$G!$(J
$B>/$7D4$Y$F$_$^$7$?!%(J

$B$^$:!$(JLinux$B$G$O(Jkernel$B$H$7$F(Jbridge$B5!G=$r%5%]!<%H(J
$B$7$F$$$k$=$&$G$9!%(J
http://ultralix.polytechnique.fr/~delaunay/bookmarks/linux/bridge.html

bridge$B$d(Jrouter$B$H$7$F$N%;%C%H%"%C%W$N2r@b$,$"$j$^$9!%(J
http://www.rarf.riken.go.jp/archives/Linux/docs/howto/mini/Bridge+Firewall

$B$3$l$H$OJL$K!$%"%W%j%1!<%7%g%s$H$7$FF0$+$9%V%j%C%8$b$"$j$^$9!%Nc$($P(J
http://www.naturella.com/~delian/
$B$H$$$&?M$N=q$$$?(J
ftp://ftp.ntrl.net/pub/private/delian/linux/bridge/bridgedr.c
$B$H$$$&%W%m%0%i%`$G$9!%(J

$B$3$l$O!$(Jsocket$B$r(J
> if ((fd=socket(AF_INET,SOCK_PACKET,htons(frame)))<0)
$B$H$$$&7A$G%*!<%W%s$7!$(Jpromiscious$B%b!<%I$K%;%C%H$7!$(J
> if (ioctl(fd,SIOCGIFHWADDR,&if_data)<0) return -1;
>   return *(u_short *)&if_data.ifr_hwaddr.sa_data[4];
$B$H$$$&$N$G%O!<%I%"%I%l%9$rD4$Y$F$+$i!$(J
receivefrom$B$G<u$1!$%W%m%H%3%k%?%$%W$G%U%#%k%?%j%s%0$7!$(J
sendto$B$GAw$j=P$7$F$$$^$9!%(J

SIOCGIFHWADDR$B$d$i(JSOCK_PACKET$B$d$i$G!$$3$N%W%m%0%i%`$O(J
FreeBSD$B$K$O!$4JC1$K%]!<%H$G$-$J$$$h$&$K46$8$^$7$?$,(J
$B$$$+$,$G$7$g$&$+!)(J
$B!JNc$($P(Jtcpdump$B$G$O(Jpcap$B%i%$%V%i%j!<$r;H$C$F$$$^$9$h$M!%(J
$B!!$@$$$V$s:nK!$,0c$&$h$&$K46$8$?$N$G$9$,!K(J

--
Bunpei Matoba
Computer System Division
Sumitomo Metal Industries Control & Engineering Corp.
Amagasaki Japan
Phone: +81-6-418-4707    fax. +81-6-418-4764
Nifty-Serve: JAE00767   CompuServe: 72300,3551
http://www.nerimadors.or.jp/~bunpei/index.html


