Newsgroups: fj.questions.unix,fj.lan,fj.net.ip
Path: galaxy.trc.rwcp.or.jp!coconuts.jaist!wnoc-tyo-news!etlnews.etl.go.jp!etlinn.etl.go.jp!etl.go.jp!trc.rwcp!rwc-tyo!news.iij.ad.jp!iijnet!sesgw.ses.co.jp!news.csi.ad.jp!wnoc-kyo-news!rinsgw!nakano
From: nakano@math.ryukoku.ac.jp (Hiroshi NAKANO)
Subject: Multiple subnets on a single Ether segment (Was: Dual ip address)
In-Reply-To: taka@fxis.fujixerox.co.jp's message of 30 Aug 1995 11:18:26 GMT
Message-ID: <NAKANO.95Aug31170944@dolphin60.math.ryukoku.ac.jp>
Sender: news@rins.ryukoku.ac.jp
Nntp-Posting-Host: dolphin60.math.ryukoku.ac.jp
Reply-To: nakano@rins.ryukoku.ac.jp
Organization: Ryukoku Univ., Seta, Otsu, Japan
References: <OHNO.95Aug23144551@dragon.crd.yokogawa.co.jp>
	<41junf$ea8@uecisb.is.uec.ac.jp>
	<GOOD.95Aug28133043@kiwi.jec.co.jp>
	<421he4$fil@fxisms.fxis.fujixerox.co.jp>
Date: Thu, 31 Aug 1995 08:09:44 GMT
Lines: 58
Xref: galaxy.trc.rwcp.or.jp fj.questions.unix:3081 fj.lan:1286 fj.net.ip:33
X-originally-archived-at: http://galaxy.rwcp.or.jp/text/cgi-bin/newsarticle2?ng=fj.questions.unix&nb=3081&hd=a
X-reformat-date: Mon, 18 Oct 2004 15:18:22 +0900
X-reformat-comment: Tabs were expanded into 4 column tabstops by the Galaxy's archiver. See http://katsu.watanabe.name/ancientfj/galaxy-format.html for more info.

$BN6C+Bg3X$NCfLn$H?=$7$^$9!#(B $BJX>h<ALd$r$5$;$F2<$5$$!#(B

class B $B$N%M%C%H%o!<%/$r(B 0xffffff80 $B$H$$$&%M%C%H%^%9%/$G%5%V%M%C%H2=$9(B
$B$k$3$H$r8!F$$7$F$$$^$9!#(B $B$h$/$"$kOC$@$H;W$&$N$G$9$,!"%m!<%+%k%k!<%?$N(B
$B?t$r8:$i$9$?$a$K!"0lIt$GC10l$N(B Ether $B%;%0%a%s%H>e$GJ#?t$N%5%V%M%C%H$r(B
$B1?MQ$9$k$3$H$b8!F$$7$F$*$j$^$9!#(B

In article <421he4$fil@fxisms.fxis.fujixerox.co.jp>
taka@fxis.fujixerox.co.jp (Takahiro Kanbe) writes:
 |In article <GOOD.95Aug28133043@kiwi.jec.co.jp>
 |  good@jec.co.jp (TEZUKA Yoshitomo) writes:
 |> $B%5%V%M%C%H$J$I$KJ,$1$F$$$k%;%0%a%s%H$G!"%^%7%s$rA}@_$9$k$&$A$K(B
 |> $B$=$N%5%V%M%C%H$KG<$a$i$l$kBf?t$r$o$:$+$KD6$($F$7$^$C$?!#(B
 |> $B$+$H$$$C$F!"%k!<%?$OF~$l$?$/$J$$!"$H$$$&$h$&$J>l9g$,!"(B
 |> $B$3$l$KAjEv$9$k$G$O$J$$$+$H;W$$$^$9!#(B
 |$B$3$l$r$d$C$?K?=j$NOC$rJ9$$$?$3$H$,$"$j$^$9!#(B
 |$B$b$C$H@N$K$I$&$J$k$+$r$o$+$i$:$K!"L5<Y5$$K$d$C$F92$F$F%5%V%M%C%H!&(B
 |$B%^%9%/$r$:$i$7$?%M%C%H%o!<%/$NC1$J$k%f!<%6$@$C$?$3$H$b$"$j$^$9!#(B

$B$h$1$l$P!"$=$N;~$KLdBj$H$J$C$?E@$r$*J9$+$;2<$5$$!#(B

 |> $B$R$H$D$NB-$K$U$?$D$N(B IP $B%"%I%l%9$r3d$jEv$F$F!"(Bforward $B$9$l$P!"(B
 |> $BF1$8%;%0%a%s%H>e$N0[$J$k%M%C%H%o!<%/%"%I%l%9$r;}$D%[%9%H$I$&$7$,(B
 |> $BDL?.$r$G$-$k$h$&$K$J$j$^$9!#(B
 |$B%V%m!<%I%-%c%9%H!&%"%I%l%9$I$&$9$k$+$H$+!"%k!<%F%#%s%0$r$I$&$9$k$+$H(B
 |$B$+7k9=!"??LLL\$K9M$($J$$$HDK$$L\$K$"$&$H;W$$$^$9!#(B

$B$3$l$r$*J9$-$7$F$A$g$C$H%S%S$C$F$$$k$N$G$9$,!"(B($B$4$/IaDL$K(B)$BFHN)$7$?%;%0(B
$B%a%s%H$K%5%V%M%C%H$r3d$jEv$F$F1?MQ$9$k>l9g$HHf$Y$F!"LdBj$H$J$k$N$O6qBN(B
$BE*$K$I$&$$$&ItJ,$G$7$g$&$+(B?

$B%V%m!<%I%-%c%9%H$O$=$l$>$l$N%5%V%M%C%H$NI8=`$N%V%m!<%I%-%c%9%H%"%I%l%9(B
$B$rMQ$$$k$D$b$j$G!"%k!<%F%#%s%0$O4pK\E*$K$O(B RIP $B$GF0E*$K9T$J$$!"%H%i%U%#%C(B
$B%/$,Fs=E(B (src -> router -> dst) $B$K$J$C$F$7$^$&$N$,5v$7Fq$$(B :) $B$h$&$J%[(B
$B%9%H$N$_$K@EE*$J7PO)$N@_Dj$7$h$&$H;W$C$F$*$j$^$9!#(B

$B$b$&0lE@!"0l$D$N(B Ether $B$N8}$KJ#?t$N%M%C%H%o!<%/$N%"%I%l%9$r3d$jIU$1$k(B
$B$3$H$,2DG=$G!"$=$N4V$G(B forwarding $B$,$G$-!"(BRIP $B$b$=$l$KBP1~$7$F$$$k!"$H(B
$B$$$&$h$&$JNw2A$J@lMQ%m!<%+%k%k!<%?(B --- $B$J$s$HlTBt$J(B :) --- $B$,$"$j$^$;(B
$B$s$G$7$g$&$+(B?

Cisco $B$N(B 2514 $B$H$+!"(BRetix $B$N(B 4560 $B$H$+$G$O2DG=$J$s$G$7$g$&$+(B ???  $BBeM}(B
$BE9Ey$X$NLd$$9g$o$;$G@53N$J>pJs$,JV$C$FMh$k$N$+$A$g$C$H?4G[$7$F$$$^$9!#(B

$B$D$$$G$K$b$&0lE@!"%5%V%8%'%/%H$HD>@\4X78$"$j$^$;$s$,(B ...

DOS/V $B%^%7%s$d(B Mac $B$J$I$N%Q%=%3%s>e$G$N(B TCP/IP $B$N<B8=(B($B$-$C$HB?<oB?MM$J(B
$B$b$N$,$"$k$N$G$7$g$&$,(B ...)$B$K$*$$$F!"(BICMP Redirect $B$r<u$1<h$C$?>l9g$N(B
$BBP1~$O$I$NDxEY$J$5$l$F$$$k$b$N$J$s$G$7$g$&$+(B?

$B%G%U%)%k%H$N(B gateway $B$7$+@_Dj$G$-$J$$(B(MacTCP $B$J$I$,$=$&(B?)$B>l9g$K!"(BTCP
$B$N(B connection $B$r!"(BICMP Redirect $B$G!"$h$j9%$^$7$$7PO)$GD%$i$;$k$h$&$J$3(B
$B$H$O2DG=$G$7$g$&$+(B?

# fj.net.ip $B$K$b%/%m%9%]%9%H$5$;$FD:$-$^$7$?!#(B
--
Hiroshi Nakano <nakano@rins.ryukoku.ac.jp>
Ryukoku Univ., Seta, Otsu, Japan
