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Date: Wed, 19 Jan 2000 15:55:28 +0900
Message-ID: <ybs1z7ev9cv.wl@ett.sat.t.u-tokyo.ac.jp>
From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>
To: IPv6-jp@jp.freebsd.org
In-Reply-To: In your message of "Tue, 18 Jan 2000 21:43:27 +0900"
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	<20000118214327U.shin@nd.net.fujitsu.co.jp>
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Subject: [IPv6-jp 511] Re: proxyarp
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At Tue, 18 Jan 2000 21:43:27 +0900,
Yoshinobu Inoue <shin@nd.net.fujitsu.co.jp> wrote:
> 
> > $B2<@n$G$9(B.
> > 
> > v4 $B$G$$$&$H$3$m$N(B proxy arp $B$O(B v6 $B$G$O$I$&$d$C$F$d$l$PNI$$$N$G$7$g$&$+(B?
> 
> IPv6 ppp server$B$rA[Dj$7$F?oJ,A0$K$=$l$i$7$$3HD%$rDI2C$7$^$7$?(B
> $B$,!"$:$C$H;H$C$F$$$J$$$N$G!"2L$?$7$F:#$b$&$^$/F0$/$+$I$&$+<+?.(B
> $B$"$j$^$;$s!#<j=g$H$7$F$O!"(B
> 
> (1)$B$^$:!"(B
>        sysctl -w net.inet6.icmp6.nd6_proxyall=1
>    $B$H$9$k!#(B
> 
> (2)p2p link$B$K(BIPv6$B%"%I%l%9$r3d$j?6$k!#(B
> 
>        ifconfig gif0 inet6 a:b:c:d::1 a:b:c:d::2
> 
> $B$9$k$H!"$&$^$/$$$1$P!"(B

$B$"$j$,$H$&$4$6$$$^$9(B. gif $B$r(B p2p link $B$K;H$C$?>l9g$K$O(B
$B3N$+$K$3$l$G$&$^$/$$$/$h$&$G$9(B.

>   -a:b:c:d::2$B$N(Bhost route$B$,(Bloopback interface$B8~$-$K@_Dj$5$l$k(B

$B$3$l$O(B routing table $B$r8+$?8B$j$G$O(B gif $B$r8~$$$F$$$k$h$&$G$9(B.

>   -a:b:c:d::2$B$N(Bsolicited node multicast address$B$,(B,
>    IFF_BROADCAST|IFF_MULTICAST$B$NN>J}$,N)$C$?A4$F$N%M%C%H%o!<%/$K(B
>    $B@_Dj$5$l$k(B

$B$J$k$[$I(B, $B$3$l$,(B key $B$J$o$1$G$9$M(B.
v4 $B$J$i(B arp $B$O(B broadcast $B$@$1$I(B, v6 $B$@$H(B multicast $B$@$+$i(B
proxyall = 1 $B$K$7$F$b(B, in6_ifaddproxy() $B$7$?(B address
$B$K$7$+(B proxy $B$7$F$/$l$J$$$N$G$9$M(B....


> $B$H$J$C$F!"$=$l$i$N%M%C%H%o!<%/>e$G!"(Ba:b:c:d::2$B$KBP$9$k(BNeighbor
> Solicitaion$B$K$b1~Ez$9$k$h$&$K$J$k!"(B
> 
> $B$H$$$&$N$,A[Dj$5$l$F$$$kF0:n$G$9!#(B
> 
> $BF0E*$KM-8z$K$J$k$h$&$K$O$J$C$F$$$J$$$N$G!"(B(1)$B$H(B(2)$B$N=g=x$r5U$K(B
> $B$9$k$H$&$^$/$$$+$J$$$@$m$&$H;W$$$^$9!#(B

$B$A$c$s$H;n$7$F$$$^$;$s$,(B, $B3N$+$K$=$&$N$h$&$K8+$($^$9(B.

> > /sys/netinet6.c $B$N(B nd6_ns_input $B$"$?$j$K(B
> > XXX proxy advertisement
> > $B$H$+=q$$$F$"$k$N$G$9$,(B, $B$^$@<BAu$5$l$F$J$$$H$$$&$3$H$G$7$g$&$+(B?
> > $B$=$l$H$b$J$K$+0lHLE*$JJ}K!$,$"$k$N$G$7$g$&$+(B?
> 
> $B$3$A$i$O(Bproxy$B@_Dj$7$?;~$K<+H/E*$KN.$9$Y$-(BNeighbor
> Advertisement$B$N$3$H$@$H;W$$$^$9$,!"$3$C$A$O<BAu$7$F$J$$$H;W$$(B
> $B$^$9!#(B

$B;O$a$O(B, router advertisement $B$G(B proxyarp $B$b$I$-$N$3$H$,$G$-$k$+$H(B
$B;W$C$?$N$G$9$,(B, $B$=$&$G$b$J$$$_$?$$$G$9$M(B.

$B<B$O(B, $B$d$j$?$+$C$?$3$H$O(B 2 $B$D$"$j$^$7$F(B,
(1) gif $B$G(B p2p $B$D$J$$$@(B machine $B$N(B proxy
(2) WaveLan $B$N(B card 2$BKg(B $B$D$+$C$F(B, $BKvC<$N(B machine $B$N(B proxy

(1)$B$O>e=R$N$h$&$K(B, $B$*$+$2$5$^$G$&$^$/$$$-$^$7$?(B.
(2)$B$O(B(interface$B$H$7$F$O(B)p2p$B$8$c$J$$$N$G$I$&$9$l$PNI$$$G$7$g$&$+$M(B.

(1),(2)$B$b(Btemporary $B$KI,MW$J$@$1$G(B, $B$^$"$G$-$J$/$F$b$=$l$[$I:$$i$J$$$N(B
$B$G$9$,(B, $B$G$-$k$H$A$g$C$H4r$7$$$G$9(B.

/\ Hidetoshi Shimokawa
\/  simokawa@sat.t.u-tokyo.ac.jp
PGP public key: finger -l simokawa@sat.t.u-tokyo.ac.jp
