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Date: Mon, 24 Jan 2000 00:31:36 +0900 (JST)
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To: IPv6-jp@jp.freebsd.org
In-Reply-To: <y7v901h781j.wl@condor.isl.rdc.toshiba.co.jp>
References: <15922.948561639@lychee.itojun.org>
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	<y7v901h781j.wl@condor.isl.rdc.toshiba.co.jp>
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From: Hajimu UMEMOTO (=?ISO-2022-JP?B?GyRCR19LXBsoQiA=?=
	=?ISO-2022-JP?B?GyRCSCUbKEI=?=) <ume@mahoroba.org>
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Subject: [IPv6-jp 521] Re: source address selection via gif
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  $BG_K\!w(BIMASY$B$G$9!#(B

>>> Sun, 23 Jan 2000 12:59:04 +0900 $B$N9o$K!V(Bjinmei$B!W!"$9$J$o$A(B
>>> JINMEI Tatuya / $B?@L@C#:H(B <jinmei@isl.rdc.toshiba.co.jp> $B;a[)$/(B

>     3.5 global address $B$r;}$C$F$$$J$$(B node $B$G!"(Bdestination address $B$N(B
>         scope $B$,(B site-local $B$J$i!"B>$N(B interface $B$N(B site-local $B$bC5$9!#(B

jinmei> $B$H$$$&$N$b$A$g$C$HD>@\E*2a$.$k$H$$$&5$$O$7$^$9!#(B

  outgoing interface $B>e$G$N(B longest match $B$r$9$k:]$OF10l(B scope $B$G9T$&(B
$B$N$KBP$7!"B>$N(B interface $B$+$iC5$9>l9g$K$O(B global $B$N$_$rBP>]$K$7$F$$$k(B
$B$H$$$&$N$OE}0l@-$K7g$1$F$$$k$N$G$O$J$$$G$7$g$&$+!)(B

		if (IPV6_ADDR_SCOPE_GLOBAL != 
		    in6_addrscope(&(ia->ia_addr.sin6_addr)))
			continue;

$B$r(B

		if (dst_scope != in6_addrscope(&ia->ia_addr.sin6_addr))
			continue;

$B$H$9$k$3$H$G(B ($B$3$N%1!<%9$K$D$$$F$O(B) $B5_$($=$&$J5$$,$7$^$9$,G!2?$G$7$g$&!)(B

jinmei> $B$d$O$j!":,K\E*$K(Bsource address selection$B$N%"%k%4%j%:%`<+BN$r8+D>$9I,MW(B
jinmei> $B$,$"$k$N$G$7$g$&!#$3$&$$$&MWK>$,B?$$$h$&$J$i!"<BAu$NM=Dj$r>/$7Aa$a$J$$(B
jinmei> $B$H$$$1$J$$$N$+$b!#(B

  IPv6 $B$r;n83E*$KAH?%Fb$N4{B8$N(B IPv4 $B%M%C%H%o!<%/$KN.$9:]$K!"<{MW$,$"(B
$B$k$N$G$O$J$$$+$H;W$$$^$9!#8=:_0lHLE*$K;HMQ$5$l$F$$$k(B router $B$G$O@8(B 
IPv6 $B$O07$($J$$$o$1$G!"(Btunnel $B$G%Q%9$5$;$k$H$$$&9=@.$O3d$H0lHLE*$G$O$J(B
$B$$$G$7$g$&$+!#(B

--
$BG_K\(B $BH%(B $B!w(B $B%$%s%?!<%M%C%H8_=u2q2#IM(B  http://www.imasy.org/~ume/
ume@mahoroba.org  ume@bisd.hitachi.co.jp  ume@jp.FreeBSD.org
$B%W%m%0%i%`$O=q$$$??M$N0U?^$G$O$J$/=q$+$l$?DL$jF0$/(B
