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Date: Thu, 06 Apr 2000 01:28:57 +0900
From: Masachika ISHIZUKA <ishizuka@ish.org>
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Subject: [FreeBSD-net-jp 2428] Re: bridge_ipfw
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> 4.0 $B$G$O(B,
> # sysctl net.link.ether.bridge_cfg
> net.link.ether.bridge_cfg: fxp0:1,fxp1:1,
> $B$H$$$&$N$G(B, bridging $B$9$k(B interface $B$rA*$Y$k$h$&$G$9(B.
> ($B;H$C$F$J$$$N$G(B, $BK\Ev$K;H$($k$N$+$o$+$j$^$;$s$,(B)
> 3.4 $B$O$I$&$+CN$j$^$;$s$,(B, 3-STABLE $B$N(B src $B$r(B grep $B$7$F$_$k$H(B,
> bridge_cfg $B$H$$$&(B string $B$,$"$k$h$&$J$N$G(B, $B$G$-$k$N$G$O$J$$$G$7$g$&$+(B.

  $B@PDM!w?yJB$G$9!#(B

  bridge $BBP>](B interface $B$N(B cluster $B$O!"(B3.4-RELEASE $B$,=P$?8e$N(B
3.4-STABLE $B$GDI2C$5$l$?$H;W$C$F$$$?$N$G$9$,!"$I$&$b;d$N4*0c$$(B
$B$@$C$?$_$?$$$G$9$M!#(B
  3.4-STABLE $B$GDI2C$5$l$?$N$O!"(B
ipfw add pipe 10 ip from any to any bridged $BEy$N(B bridged $B$N(B
$B;XDj$@$C$?$+$J$!(B....

>> $B!t(B gated $B$G(B ospf $B$rF0$+$7$?$$$s$@$1$I!"(Bbridge $B$N;~$N(B
>>   gated.conf $B$N=q$-J}$,H=$i$J$/$F:C@^$7$A$c$C$?$N$G$9(B
>>   $B$,!"F0$+$7$F$i$C$7$c$k$+$?$O$$$i$C$7$c$$$^$;$s$+!)(B
> 
> bridge $B$G(B routing protcol $B$7$c$Y$k>u67$,$h$/$o$+$j$^$;$s$,(B...


 backbone #1$B$X(B               backbone #2$B$X(B
      |                           |
 +----+----+                 +----+----+
 |backbone |                 |backbone |
 |router #1|                 |router #2|
 +----+----+                 +----+----+
      |                           |
  +---+---+                   +---+---+
  |bridge1|                   |bridge2|
  +---+---+                   +---+---+
      |         +-------+         |
      +---------+ PC #1 +---------+
      |         +-------+         |
      |            $B!&(B             |
      |            $B!&(B             |
      |            $B!&(B             |
      |         +-------+         |
      +---------+ PC #n +---------+
                +-------+

  backbone router #1 $B$H(B #2 $B$X(B multi home $B@\B3$7$F$$$k(B PC
#1$B!A(B#n $B$NBS0h@)8f$N$?$a$K(B brdige 1, 2 $B$rF~$l$^$7$?!#(BPC
#1$B!A(B#n $B$O:#$^$GDL$j(B ospf $B$N$?$a$K(B gated $B$rF0$+$7$F$$$k$N(B
$B$G$9$,!"(Bbridge 1, 2 $B<+BN$b!"(Bbackbone router #1 $B$d(B #2 $B$r(B
default router $B$H$7$F(B static $B$K;XDj$9$k$N$G$O$J$/$F(B ospf
$B$r;H$C$?$[$&$,!"$I$A$i$+$N(B router $B$,8N>c$7$?;~$K$b(B bridge 1
$B$d(B 2 $B$X$NE~C#@-$,NI$$$J$!$H;W$C$F$$$k$@$1$G$9!#$D$^$j$7(B
$B$c$Y$k$N$,L\E*$8$c$J$/$F!"(Bospf $B$rJ9$1$l$P4r$7$$$J$!$C$F(B
$B$$$&$3$H$G$9!#(B
  $B$b$A$m$s!"C1$J$kBS0h@)8fMQ(B bridge $B$G$9$7!"(BPC #1$B!A(B#n $B$N(B
$BE~C#@-$OLdBj$J$$$N$G!"0lC6!"(BPC #1$B!A(B#n $B$r7PM3$9$l$P(B bridge
1, 2 $B$X$b$A$c$s$HE~C#$G$-$k$N$G!"<BMQ>e!"A4A3LdBj$J$$$8(B
$B$c$s$C$F8@$o$l$l$P$=$NDL$j$J$N$G$9$,!#(B
  $B$G$b!"(Bbridge $B$O(B gated $B$,;H$($J$$$C$F$$$&$3$H$O$J$$$H;W(B
$B$&$N$G!"$I$&=q$1$PNI$$$N$+!"8e3X$N$?$a$KH=$k$H4r$7$$!#$I(B
$B$&$b(Bgated.conf $B$O1|$,?<$/$F!"$5$C$Q$jH=$C$F$J$$$N$G$7$?!#(B
