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Message-Id: <200202011024.g11AOZSM025403@faber.r.dl.itc.u-tokyo.ac.jp>
Date: Fri, 01 Feb 2002 19:24:35 +0900
From: Seigo Tanimura <tanimura@r.dl.itc.u-tokyo.ac.jp>
To: FreeBSD-net-jp@jp.FreeBSD.org
Cc: YAKUSHIJIN Masao <yaku@dnp.ad.jp>
In-Reply-To: <020201164046.M0720555@ns1.dnp.ad.jp>
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Subject: [FreeBSD-net-jp 3529] Re: metric =?ISO-2022-JP?B?GyRCJE4bKEI=?=
 =?ISO-2022-JP?B?GyRCMFskSiRrRjEwbDdQTykbKEI=?= 
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$BC+B<!w?^=q4[EE;R2=8&(B.$B4pHW(B.$BElBg(B $B$G$9!#(B

On Fri, 1 Feb 2002 16:40:49 JST,
  YAKUSHIJIN Masao <yaku@dnp.ad.jp> said:

yaku>   |   $B$h$/3P$($F$J$$$s$G$9$,!"(B
yaku>   | 
yaku>   |  route add default 192.168.1.1 1
yaku>   |  route add default 192.168.2.1 2
yaku>   | 
yaku>   | $B$G$G$-$^$;$s$G$7$?$C$1!)(B

route(8)$B$rFI$s$G$_$^$7$?$,!"$3$N$h$&$J=q$-J}$O$J$5$=$&$G$9$M!#;XDj$9$k$H(B
$B$7$?$i!"(Bifconfig(8)$B$N(Bmetric$B$G$O$J$$$G$7$g$&$+!#:G$b!"(Brouting protocol$B$K(B
$B0MB8$9$k$h$&$J%Q%i%a!<%?$,$J$<(Bstruct if_data$B$K$"$k$N$+$OM}2r$K6l$7$_$^$9(B
($BNr;K$N0dJ*(B?)$B!#<B:]!"(Bpacket$B$r=hM}$9$kCJ$G(Bif*_metric$B$NCM$OA4$/;H$o$l$F$$(B
$B$^$;$s!#C1$K(BSIOC{G,S}IFMETRIC$B$GFI$_=q$-$G$-$k$@$1$N$h$&$G$9!#(B


yaku> $BA0=R$N(B RFC1122 $B$K$O!$(B
(snip)
yaku> $B$3$l$K=>$C$F<BAu$5$l$F$$$l$P!$$*$=$i$/!$(Bmetric 1 $B$N(B 
yaku> gateway $B$,(B unreachable $B$K$J$C$?$H$-$K!$(Bmetric 2 $B$N(B 
yaku> gateway $B$r?7$?$KA*Br$7$F$/$l$k$3$H$K$J$k$H;W$C$?$+$i(B

$B$=$l0JA0$K!"(Brfc1122$B$K(Bmetric$B$J$s$FMQ8l$OA4A3=P$F$3$J$$$N$G$9$,(B...


yaku> $B3NG'$7$?$N$O!$(BWindows2000 $B$H(B Linux(RedHat7.2) $B$G$9!%(B
yaku> Windows2000 $B$G$O!$$9$0$K@Z$jBX$o$C$F$/$l$^$9$7!$(B
yaku> Linux$B$G$b!$%1!<%V%k$rH4$$$F(B 5$BJ,$[$I$G@Z$jBX$o$j$^$7$?!%(B

$B$"$/$^$GA[A|$J$,$i!"$3$l$C$FC1$K(Bethernet$B$N(Blink state$B$r8+$F$$$k$@$1$G$O$J(B
$B$$$G$7$g$&$+(B? $B$b$7!"%M%C%H%o!<%/$NCf$K(Bhub$B$,$"$C$F!"$=$N$&$A(B1$B$D$,2u$l$F(B
packet$B$,A4A3Mh$J$/$J$C$?$H$$$&>uBV$G$b$3$l$O5!G=$9$k$s$G$7$g$&$+(B? ($B$3$N(B
$B>l9g!"0lIt$N(Bhost$B$K(Bunreachable$B$K$J$j$^$9!#$=$N$J$+$K(Brouter$B$,4^$^$l$k$+H](B
$B$+$O!"(Bpacket$B$rEj$2$J$$8B$j$o$+$j$^$;$s(B) $BB?J,$7$J$$$s$@$m$&$J$!(B...

$B$=$&$J$k$H!"(B

yaku> router1 $B$,@8$-$F$$$k>l9g$O(B router1
yaku> router1 $B$,;`$s$G$$$k>l9g$O(B router2
yaku> $B$N$h$&$K@Z$jBX$($?$$$N$G$9!%(B

$B$H$$$&$N$OLdBj$NN)$FJ}$,4E$/$F!"87L)$K$O(B

o router1 $B$,(Bip reachable$B$J$i$P(B router1
o router2 $B$,(Bip reachable$B$J$i$P(B router2

$B$H$9$k$Y$-$G$7$g$&!#$3$&$J$k$H$b$O$d(Bhost$B$NCf$G$OLdBj$,JD$8$J$/$J$j!"$J$s(B
$B$i$+$N(Brouting protocol$B$r;H$&$3$H$,(B(OS$B$K0MB8$7$J$$(B)$BK\<AE*$J2r$K$J$j$^$9!#(B

$B;d$N;E;v>l$G$b>eN.$N(Brouter$B$,(B2$BBf$"$j!"(Bzebra$B$G(Bospf + bgp($B2<N.$b$"$k$N$G(B)$B$r(B
$BAv$i$;$F$$$^$9!#(Bdefault route$B$ON>J}$H$bN.$7$F$$$^$9$,!"(Bospf$B$rM%@h$7$F;H$C(B
$B$F$$$^$9!#(Bdead timer$B$O(Bzebra$B$N(Bdefault$BCM(B(40$BIC(B)$B$G$9$,!"D4@0$O2DG=$G$9!#(B

-- 
Seigo Tanimura <tanimura@r.dl.itc.u-tokyo.ac.jp> <tanimura@FreeBSD.org>
