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Date:      Sat, 22 Nov 2014 18:07:03 +0900 (JST)
From:      Hiroki Sato <hrs@FreeBSD.org>
To:        freebsd-users-jp@freebsd.org
Subject:   [FreeBSD-users-jp 95357] Re: =?iso-2022-jp?b?ZXBhaXIqGyRCJE4bKEJNQUMbJEIlIiVJJWwlOSQsGyhC?= =?iso-2022-jp?b?GyRCPUVKIyQ5JGsbKEI=?=
Message-ID:  <20141122.180703.1256967741828538087.hrs@allbsd.org>
In-Reply-To: <20141115101119.bacccd7953f5562ab5820224@puyo.org>
References:  <20141115101119.bacccd7953f5562ab5820224@puyo.org>

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----Security_Multipart(Sat_Nov_22_18_07_03_2014_416)--
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TOGAWA Satoshi <toga@puyo.org> wrote
  in <20141115101119.bacccd7953f5562ab5820224@puyo.org>:

to> $B8M@n$G$9!#(B
to>
to> FreeBSD 10.0-R$B$r;H$C$F!"(Bjail$B$rJ#?tN)$A>e$2$F$$$^$7$?!#(B
to> 10.1-R$B$K>e$2$?$H$3$m!"5/F0;~$K$3$s$J%a%C%;!<%8$,=P$k$h$&$K$J$j$^$7$?!#(B

 ...

to> $B3N$+$K(Bepair2b$B$H(Bepair4b$B$N(BMAC$B%"%I%l%9$,=EJ#$9$k$N$G!"$=$3$+$i@8@.$5$l$k(B
to> IPv6$B%"%I%l%9$,=EJ#$7$F$$$k$h$&$G$9!#(B
to>
to> Web$B$rD4$Y$F$_$?$H$3$m!"(B http://demon-lord.com/doku.php?id=vps:vps_01 $B$K$F(B
to> ----
to> epair$B$r0l$D:n@.$7$F(Bjailer$B$+$i(Bprisoner$B$K3d$jEv$F$F$+$i<!$N(Bepair$B$r:n@.$9$k$H(B
to> MAC$B%"%I%l%9$,=EJ#$9$k>l9g$,$"$k!#$3$N>l9g!"$=$l$>$l$N(Bepair$B$rF1$8(Bbridge$B$K(B
to> $B@\B3$9$k$H(BMAC$B%"%I%l%9$,=EJ#$7$FDL?.$,9T$($J$/$J$k!#LdBj$r2sHr$9$k0Y!"(B
to> epair$B$N:n@.$OF1;~4|$K9T$&!#(B
to> ----
to> $B$H$$$&5-=R$,$"$j$^$7$?$,!"8=:_$N(B /etc/rc.d/jail $B$N;EAH$_$r;H$C$F!"(B
to> $B$3$NLdBj$r2r7h$9$k$K$O!"$I$&$9$l$PNI$$$N$G$7$g$&$+(B?

 epair(4) $B$N(B MAC $B%"%I%l%9$O!"(Bif_index $B$NCM$,;H$o$l$^$9!#(B
 if_index $B$O!"%$%s%?%U%'!<%9$KIU$1$i$l$?O"HV$G$9!#(B

  02:ff:00:00:05:0a

 $B$N>l9g!"(B0x05 $B$,(B if_index $B$G$9!#>e0L$+$i(B 0 $B%P%$%HL\$O8GDj$G$9$,(B
 1, 2 $B%P%$%HL\$O$I$&$$$&CM$,F~$k$+7h$^$C$F$$$^$;$s!#(B

 $B$3$NO"HV$O!"(Bvnet jail $BC10L$G4IM}$5$l$F$$$^$9!#$D$^$j!"(B

  1. $B%[%9%H4D6-$G(B ifconfig epair0 create $B$9$k(B

  2. $B%[%9%H4D6-$N(B if_index $B$,(B 2 $BA}$($k(B

  3. $B%[%9%H4D6-$G(B ifconfig epair0b vnet 1 $B$9$k(B

  4. jail 1 $B$N(B if_index $B$,(B 1 $BA}$(!"%[%9%H4D6-$N(B if_index $B$,(B 1 $B8:$k(B

 $B$H$$$&F0:n$r$7$^$9!#$3$3$G:FEY%[%9%H4D6-$G(B
 ifconfig epair1 create $B$9$k$H!"(Bepair1a $B$O(B epair0b $B$N(B if_index $B$r:FMxMQ$9$k(B
 $B2DG=@-$,@8$8$^$9!#(B

 $B%a!<%k$K$"$k%m%0$r6qBNE*$K$?$I$k$H!"<!$N$h$&$K$J$k$H;W$$$^$9!#(B

to> epair1a: Ethernet address: 02:ff:00:00:04:0a
to> epair1b: Ethernet address: 02:ff:50:00:05:0b

 epair1a $B$N(B if_index == 4
 epair1b $B$N(B if_index == 5

to> epair2a: Ethernet address: 02:ff:00:00:06:0a
to> epair2b: Ethernet address: 02:ff:50:00:07:0b
to> epair3a: Ethernet address: 02:ff:00:00:08:0a
to> epair3b: Ethernet address: 02:ff:50:00:09:0b

 epair2a $B$N(B if_index == 6
 epair2b $B$N(B if_index == 7
 epair3a $B$N(B if_index == 8
 epair3b $B$N(B if_index == 9

 $B$3$3$^$G$G!"(Bepair1b, 2b, 3b $B$O$^$@%[%9%H4D6-$K$"$j$^$9!#(B

to> epair4a: Ethernet address: 02:ff:00:00:05:0a

 epair4a $B$N(B if_index == 5

 $B$3$N;~E@$G!"(Bepair1b $B$,(B vnet jail $B$K0\F0$7$F(B if_index $B$,(B
 $B:FMxMQ$5$l$F$$$^$9!#(B

to> epair4b: Ethernet address: 02:ff:50:00:07:0b

 $B$3$l$b(B epair2b $B$N(B if_index == 7 $B$,:FMxMQ$5$l$F(B
 epair4b $B$KIU$$$F$$$^$9!#$7$?$,$C$F!"(B

to> epair4b: DAD detected duplicate IPv6 address fe80:2::ff:50ff:fe00:70b: NS in/out=0/0, NA in=0

 epair4b $B$H(B epair2b $B$KF1$8(B MAC $B%"%I%l%9$,IU$/$?$a!"(B
 $B%V%j%C%8$9$k$HDL?.$G$-$^$;$s!#(B

 if_index $B$N:FMxMQ$O!"(Bepair $B$K8B$i$:(B clone $B$KBP1~$7$?(B
 $B%$%s%?%U%'!<%9$G$"$l$P$I$l$G$bH/@8$7$^$9!#(B

 $B2r7hJ}K!$O(B 2 $B$D$"$j$^$9!#(B

 a) $B%[%9%H4D6-$+$i(B vnet jail $B$K%$%s%?%U%'!<%9$r0\F0$5$;$kA`:n$H!"(B
    clone $B$NA`:n$rJB9T$G9T$J$o$J$$!#(B
    $B$?$H$($P%[%9%H4D6-$G(B cloned_interfaces $B$rDj5A$9$k$J$I$7$F(B
    epair $B$r$"$i$+$8$a:n@.$7$F$*$-!"(Bjail.conf $B$K(B vnet.interface $B$rDj5A$9$k$3$H$G(B
    $B%[%9%H4D6-$+$i(B vnet jail $B$X0\F0$5$;$k!#(B

 b) "ifconfig epair0b ether 02:ff:10:10:10:0a" $B$J$I$r<B9T$7!"(B
    $B%j%s%/AX%"%I%l%9$r<jF0$G8GDj$7$F$7$^$&!#(B

 epair $B$N(B MAC $B%"%I%l%9$O0BDj$7$F$$$^$;$s$N$G!"(Ba) $B$G$"$C$F$b8GDj$9$k$[$&$,(B
 $B07$$$d$9$$$H;W$$$^$9!#(B

-- Hiroki

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