Sophie: howto-html-ja-9.1-0.5mdk noarch

howto-html-ja-9.1-0.5mdk.noarch.rpm

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Bridging mini-Howto
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<A HREF="INDEX-JF.html">JF-INDEX (document list of JF Project)</A>
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<H1>Bridging mini-Howto</H1>

<H2>Christopher Cole  <CODE>
<A HREF="mailto:cole@coledd.com">cole@coledd.com</A></CODE></H2>v1.11, 7 September 1998
<H2>$B<FED(B($B$R(B)$B!wJ!2,(B <CODE>
<A HREF="mailto:shibata@opost1.netspace.or.jp">shibata@opost1.netspace.or.jp</A></CODE> $B$H(B $BAa@n!!?N(B <CODE>
<A HREF="mailto:cz8cb01@linux.or.jp">cz8cb01@linux.or.jp</A></CODE></H2>v1.11j, 1999$BG/(B 6$B7n(B26$BF|(B
<P><HR>
<EM>$B$3$N%I%-%e%a%s%H$G$O(B ethernet $B%V%j%C%8$r$I$N$h$&$K%;%C%H%"%C%W$9$k$+$K$D$$$F@bL@$7$F$$$^$9!#(Bethernet $B%V%j%C%8$H$O%5%V%M%C%H$N%H%i%U%#%C%/NL$r8:>/$5$;$k$?$a$K%G!<%?%Q%1%C%H$r%3%s%H%m!<%k$9$k%G%P%$%9!J5!4o!K$N$3$H$G$9!#DL>o%V%j%C%8$O!"B?$/$NDL?.$,%0%k!<%WFb$@$1$G9T$o$lB?>/$NDL?.$rB>$N%0%k!<%W$H9T$&!"#2$D$N%0%k!<%W$N4V$KCV$+$l$^$9!#!JLuCm!'$3$N%0%k!<%W$O0lHLE*$K%;%0%a%s%H$HI=8=$5$l$^$9!K(B</EM>
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<H2><A NAME="toc1">1.</A> <A HREF="#s1">$B$O$8$a$K(B</A></H2>

<P>
<H2><A NAME="toc2">2.</A> <A HREF="#s2">$B%;%C%H%"%C%W(B</A></H2>

<P>
<H2><A NAME="toc3">3.</A> <A HREF="#s3">$B$h$/$"$k<ALd$HEz$((B</A></H2>

<P>
<H2><A NAME="toc4">4.</A> <A HREF="#s4">$BK]Lu$K$D$$$F(B</A></H2>

<HR>
<H2><A NAME="s1">1.</A> <A HREF="#toc1">$B$O$8$a$K(B</A></H2>

<P>$B$?$H$($P!"F10l$N%M%C%H%o!<%/>e$K$"$k(B Macintosh $B%^%7%s$N%0%k!<%W$H(B Unix $B%^%7%s$N%0%k!<%W$r9M$($F$_$^$7$g$&!#$=$l$>$l$N%0%k!<%WFb$G$NDL?.$OHs>o$KB?$/!"0lJ}$N%0%k!<%W$,%M%C%H%o!<%/>e$KN.$9%H%i%U%#%C%/$,!"B>J}$N%0%k!<%WFb$GDL?.$7$h$&$H$7$F$$$k%^%7%s$K%3%j%8%g%s$r0z$-5/$3$7$F$7$^$$$^$9!#$3$l$i(B 2 $B$D$N%3%s%T%e!<%?%0%k!<%W$N6-L\$K!"%V%j%C%8$rCV$/$3$H$,$G$-$^$9!#%V%j%C%8$O!"0l$D0l$D$N%G!<%?%Q%1%C%H$N08@h$rD4$Y!"$=$N%Q%1%C%H$r$b$&0lJ}$N(B Ethernet $B%;%0%a%s%H$KAw$k$+$I$&$+$r7hDj$9$kF/$-$r$7$^$9!#7k2L$H$7$F%3%j%8%g%s$,8:>/$7!"%M%C%H%o!<%/$N;HMQN($ODc2<$7$FB.EY$,8~>e$9$k$3$H$K$J$j$^$9!#(B
<P>$B!JLuCm!'(Bethernet $B$N@$3&$G$O!"%;%0%a%s%H>e$NA4%^%7%s!J<B:]$K$O(B NIC$B!K$,A4%Q%1%C%H$r<u?.$7!"<+J,$+A40w08!J%V%m!<%I%-%c%9%H%a%C%;!<%8!K0J30$N%Q%1%C%H$rGK4~$9$k$h$&$K$J$C$F$$$^$9!#$G$9$+$i!"2>$K#M#A#C$H#U#N#I#X$,#1$D$N%;%0%a%s%H>e$K$"$C$?$H$9$k$H!"#M#A#C"*#M#A#C$H$$$C$?DL?.$G$"$C$F$b#U#N#I#X$b$3$N%Q%1%C%H$r<u?.$7$F$7$^$$$^$9!##2Bf$N%^%7%s$+$iF1;~$K%Q%1%C%H$rAw?.$7$?>l9g%3%j%8%g%s$H$J$j!"N><T$N%Q%1%C%H$OGK4~$5$l$F$7$^$$$^$9!#%V%j%C%8$rN)$F$k$3$H$K$h$C$F!"%;%0%a%s%HFb$G$O%3%j%8%g%s$OH/@8$7$^$9$,!"%;%0%a%s%H4V$N%H%i%U%#%C%/NL$O8:>/$9$k$3$H$K$J$j$^$9!K(B
<P>
<P>
<P>
<P>
<HR>
<H2><A NAME="s2">2.</A> <A HREF="#toc2">$B%;%C%H%"%C%W(B</A></H2>

<P>
<OL>
<LI>``Bridge Config''$B$NF~<j(B

<BLOCKQUOTE><CODE>
http://mirror.nucba.ac.jp/mirror/stampede/pre-0.90/source/net/BRCFG/source/
</CODE></BLOCKQUOTE>


</LI>
<LI>$B;HMQ$9$k%^%7%s$GJ#?t$N(B ethernet $B$r07$($k$h$&$K(B <CODE>/etc/lilo.conf</CODE> $B$K<!$N9T$rDI2C$7!"(B<CODE>lilo</CODE> $B$r:F<B9T$7$^$9!#(B
<BLOCKQUOTE><CODE>
<PRE>
append = "ether=0,0,eth1"
        
</PRE>
</CODE></BLOCKQUOTE>

3$BKg$N(BNIC$B$G%V%j%C%8$r9=@.$9$k$N$G$"$l$P!"$+$o$j$H$7$F2<5-$N@_Dj$r;H$$$^$9!#(B
<BLOCKQUOTE><CODE>
<PRE>
append = "ether=0,0,eth1 ether=0,0,eth2"
        
</PRE>
</CODE></BLOCKQUOTE>


4 $BKg0J>e$N(B NIC $B$r;H$&$N$G$"$l$P!"$5$i$K(B <CODE>ether</CODE> $B$N;XDj$rDI2C$9$l$P$$$$$G$7$g$&!#I8=`$N(B Linux Kernel $B$NF0:n$H$7$F$O!"(B1 $BKg$N(B NIC $B$,8!=P$5$l$?;~E@$G$=$l0J>e$N8!=P$O9T$$$^$;$s!#>e5-$N@_Dj$O(B 1 $BKgL\$N(B NIC $B$,8!=P$5$l$?8e$b0z$-B3$-(B NIC $B$N8!=P$r9T$o$;$k$?$a$N;XDj$G$9!#(B


$B$=$NB>$K$b%V!<%H;~$N%Q%i%a!<%?@_Dj$G(B(NIC $B$,(B 2 $BKg$N;~$O(B)$B2<5-$N$h$&$K$b=PMh$^$9!#(B
<BLOCKQUOTE><CODE>
<PRE>
linux ether=0,0,eth1
        
</PRE>
</CODE></BLOCKQUOTE>

$B$^$?(B NIC $B$,(B 3 $BKg$N>l9g$O!"<!$N$h$&$K$J$j$^$9!#(B

<BLOCKQUOTE><CODE>
<PRE>
linux ether=0,0,eth1 ether=0,0,eth2
        
</PRE>
</CODE></BLOCKQUOTE>

</LI>
<LI><CODE>BRIDGING</CODE> $B$rM-8z$K$7$F!"(Bkernel $B$N:F9=C[$r9T$$$^$9!#(B

</LI>
<LI>$BDL>o%V%j%C%8$O(B IP $B%"%I%l%9$r;}$?$J$$$b$N$G$9!#;}$?$;$k$3$H$b=PMh$^$9$,!"IaDL$O(B IP $B%"%I%l%9$rI,MW$H$7$^$;$s!#(B(RedHat $B$N>l9g(B)$B%V%j%C%8$+$i(B IP $B%"%I%l%9$r<h$j=|$/$K$O(B <CODE>/etc/sysconfig/network-scripts/</CODE> $B%G%#%l%/%H%j$N(B <CODE>ifcfg-lo0</CODE> $B$r!"(B<CODE>ifcfg-eth0</CODE> $B$H(B <CODE>ifcfg-eth1</CODE> $B$H$7$F%3%T!<$7$^$9!#(B

$B$3$N(B 2 $B$D$N%U%!%$%k$NCf$G(B ``<CODE>DEVICE=lo</CODE>''$B$H=q$+$l$F$$$k9T$rC5$7$F!"$=$l$>$l(B ``<CODE>DEVICE=eth0</CODE>'' $B$H(B ``<CODE>DEVICE=eth1</CODE>''$B$KJQ99$7$^$9!#(B
$B$=$NB>$N%G%#%9%H%j%S%e!<%7%g%s$G$3$l$H$O$A$g$C$H0c$&$G$7$g$&$+$i!"!J$=$N%G%#%9%H%j%S%e!<%7%g%s$G$N!KE,@Z$JJ}K!$G9T$C$F$/$@$5$$!#(B

$B!JLuCm!'(B Slackware $B$G$O!"(B/etc/rc.d/rc.inet1 $B$rJT=8$9$k$3$H$K$J$k$H;W$$$^$9!K(B

3 $BKg0J>e$N(B NIC $B$G%V%j%C%8$r9=@.$9$k$N$G$"$l$P!"F1MM$KE,@Z$J@_Dj$r9T$C$F$/$@$5$$!#(B

</LI>
<LI>$B%j%V!<%H$7$^$9!#?7$7$$(B kernel $B$O%V%j%C%85!G=$r%5%]!<%H$7$F$$$^$9!#$^$?(B NIC $B$K(B IP $B%"%I%l%9$,3d$j?6$i$l$F$$$J$$$3$H$KCm0U$7$F$/$@$5$$!#(B

</LI>
<LI>$B%7%9%F%`$,:F5/F0$7$?$i!"(BNIC $B$r!VL5:9JLF)2a!'(Bpromiscuous$B!W%b!<%I$K$7$^$9!#$3$N%b!<%I$G$O$9$Y$F$N%Q%1%C%H$r$=$l$>$l$N(B NIC $B$GF)2a$5$;$^$9!#(B
<BLOCKQUOTE><CODE>
<PRE>
ifconfig eth0 promisc ; ifconfig eth1 promisc
        
</PRE>
</CODE></BLOCKQUOTE>

$B$3$l$K$h$j!"%V%j%C%8$r9=@.$9$k$?$a$K%M%C%H%o!<%/%;%0%a%s%H$K@\B3$5$l$F$$$kA4$F$N(B NIC $B$O!"L5:9JLF)2a%b!<%I$H$J$j$^$9!#(B
</LI>
<LI><CODE>brcfg</CODE> $B%W%m%0%i%`$G%V%j%C%8%s%0$r(B ON $B$K$7$^$9!#(B
<BLOCKQUOTE><CODE>
<PRE>
brcfg -ena
        
</PRE>
</CODE></BLOCKQUOTE>

</LI>
<LI>$B3F(B NIC $B$G$N%H%i%U%#%C%/$,0[$J$C$F$$$k$3$H$r3NG'$7$^$9!#(B
<BLOCKQUOTE><CODE>
<PRE>
tcpdump -i eth0    ($B$3$C$A$N%&%$%s%I%&$G8+$k(B)
tcpdump -i eth1    ($BJL$N%&%$%s%I%&$G8+$k(B)
        
</PRE>
</CODE></BLOCKQUOTE>

</LI>
<LI>sniffer($B%9%K%C%U%!!<(B)$B$d(B <CODE>tcpdump</CODE> $B$rB>$N%^%7%s$GF0$+$7!"9=C[$7$?%V%j%C%8$G@5$7$/%;%0%a%s%H$,J,N%$5$l$F$$$k;v$r3NG'$7$^$9!#(B</LI>
</OL>
<HR>
<H2><A NAME="s3">3.</A> <A HREF="#toc3">$B$h$/$"$k<ALd$HEz$((B</A></H2>

<P>
<OL>
<LI>
<DL>
<DT><B>Question</B><DD><P>
<BLOCKQUOTE><CODE>
<PRE>
ioctl(SIOCGIFBR) failed: Package not installed
</PRE>
</CODE></BLOCKQUOTE>
 $B$H8@$&%a%C%;!<%8$,=P$^$9!#$3$l$O$I$&$$$&0UL#$G$9$+(B?
<DT><B>Answer</B><DD><P>kernel $B$N%V%j%C%85!G=$rM-8z$K$7$F$$$^$;$s!#%P!<%8%g%s(B 2.0 $B0J9_$N?7$7$$(B kernel $B$rF~<j$7$F!"(B<CODE>BRIDGING</CODE> $B$rM-8z$K$7$F%+!<%M%k$r:F9=C[$7$^$7$g$&!#(B
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>$B%V%j%C%8$N0lJ}$N%;%0%a%s%H$N%^%7%s$+$i!"B>J}$N%;%0%a%s%H$N%^%7%s$K(B ping $B$G$-$^$;$s!#(B
<DT><B>Answer</B><DD><P>
<UL>
<LI> ``<CODE>brcfg -ena</CODE>''$B$H$7$F!"%V%j%C%85!G=$rM-8z$K$7$^$7$?$+(B?
(<CODE>brcfg</CODE> $B$O(B``<CODE>bridging is ENABLED</CODE>'' $B$HI=<($9$k$O$:$G$9(B)</LI>
<LI> NIC $B$r!VL5:9JLF)2a%b!<%I!W$K$7$^$7$?$+(B?
(``<CODE>ifconfig</CODE>''$B$G3NG'$7$F8+$F$/$@$5$$!#(B``<CODE>PROMISC</CODE>''$B%U%i%0$,$=$l$>$l$N(B NIC $B$KI=<($5$l$k$O$:$G$9(B)</LI>
<LI>$BJ#?t$N%a%G%#%"(B(10Base-5/2/T)$B$r;}$D(B NIC $B$N>l9g$O!"@5$7$$$b$N$,M-8z$K$J$C$F$$$^$9$+(B? NIC $B$H0l=o$KIU$$$F$-$?@_Dj%W%m%0%i%`$r;HMQ$9$kI,MW$,$"$k$+$b$7$l$^$;$s!#(B</LI>
</UL>
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>$B%V%j%C%8$+$i(B <CODE>telnet</CODE> / <CODE>ftp</CODE> $B$,$G$-$^$;$s!#$J$<$G$7$g$&$+(B? 
<DT><B>Answer</B><DD><P>$B%V%j%C%8$N(B NIC $B$K$O(B IP $B%"%I%l%9$,3d$j?6$i$l$F$$$J$$$+$i$G$9!#%V%j%C%8$O%M%C%H%o!<%/>e$NF)2aE*$J$b$N$G$9$+$i!#(B
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>routing($B7PO)@)8f(B)$B$K$"$?$C$F2?$r$9$l$P$$$$$G$7$g$&$+(B?
<DT><B>Answer</B><DD><P>$B2?$b$$$j$^$;$s!*(B kernel $BFb$N%V%j%C%8$K4X$9$k%3!<%I$G$9$Y$F$N7PO)@)8f3X=,5!G=$,<B8=$5$l$F$$$^$9!#%V%j%C%8$K$h$C$F3X=,$5$l$?(B Eternet $B%"%I%l%9$r8+$k$K$O(B <CODE>brcfg</CODE> $B%W%m%0%i%`$r%G%P%C%0%b!<%I$GF0$+$7$F$/$@$5$$!#(B
<BLOCKQUOTE><CODE>
<PRE>
brcfg -deb
        
</PRE>
</CODE></BLOCKQUOTE>
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>$B%V%j%C%8$OF0$$$F$$$k$h$&$G$9$,!"$J$<%V%j%C%8$,(B ``traceroute'' $B$G%Q%9$N0lItJ,$H$7$F8+$($J$$$N$G$7$g$&$+(B?
<DT><B>Answer</B><DD><P>$B85Mh$N%V%j%C%8$N0UL#9g$$$+$i!"(B``traceroute'' $B$G$O%V%j%C%8$r%Q%9$N0lItJ,$H$7$F8+$;$k$Y$-$G$O$"$j$^$;$s!#%V%j%C%8$O%M%C%H%o!<%/>e$NF)2aE*$JItIJ!J%1!<%V%k$J$I!K$HF1MM$G$9$+$i!#(B
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>kernel $B:F9=C[;~$K(B <CODE>IP_FORWARD</CODE> $B$rM-8z$K$9$kI,MW$,$"$j$^$9$+(B? 
<DT><B>Answer</B><DD><P>$B$$$$$(!#%V%j%C%85!G=$r<B8=$9$k(B kernel $BFb$N%3!<%I$O%Q%1%C%H$rDL$7$F$$$k$@$1$G$9!#(B<CODE>IP_FORWARD</CODE> $B$O$=$l$>$l$N(B NIC $B$K(B IP $B%"%I%l%9$r3d$j?6$C$?%2!<%H%&%(%$$H$7$FF0:n$5$;$k$?$a$N$b$N$G$9!#(B
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>$B$J$<(B <CODE>brcfg</CODE> $B$K$h$C$FJV$5$l$k%]!<%H(B 1 $B$H%]!<%H(B 2 $B$N%$!<%5%M%C%H(B(MAC)$B%"%I%l%9$OF1$8$J$N$G$9$+(B?  $B0[$J$k$O$:$G$O$J$$$N$G$9$+(B?
<DT><B>Answer</B><DD><P>$B$$$$$(!#%V%j%C%8$H$7$FF0:n$5$;$F$$$k$9$Y$F$N%]!<%H$O%V%j%C%8%W%m%0%i%`$K$h$C$FF1$8%$!<%5%M%C%H%"%I%l%9$,3d$j?6$i$l$^$9!#(B
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P><CODE>BRIDING</CODE> $B$O%+!<%M%k%3%s%U%#%0$N:]$K=P$F$3$J$$$h$&$G$9$,!"$I$N$h$&$KM-8z$K$9$l$P$h$$$N$G$7$g$&$+(B?
<DT><B>Answer</B><DD><P>``Prompt for development and/or incomplete code/drivers (CONFIG_EXPERIMENTAL) [Y/n/?]'' $B$KBP$7$F(B 'Y' $B$r@_Dj$9$k$3$H$K$h$jI=<($5$l$^$9!#(B
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>$B!J(B4 $B8D0J>e$N!KB?$/$N%O%V$,%+%9%1!<%I@\B3$5$l$F$$$k>l9g!"(Bethernet $B>e$G%?%$%_%s%0$NLdBj$r0z$-5/$3$7$^$9$,!"%O%V$,$=$N$h$&$K@Q$_=E$J$C$F$$$k%5%V%M%C%HCf$K%V%j%C%8$,B8:_$9$k>l9g!"$I$N$h$&$J1F6A$,$"$j$^$9$+(B?
$B!JLuCm!'J*M}E*$J!JEE5$?.9fE*$J!K;EMM$K$h$j!"%O%V$O(B 4 $B8D0J>e%+%9%1!<%I@\B3$G$-$J$$$3$H$K$J$C$F$$$^$9!#(B4 $B8D$^$G$G$O$J$/!"(B4 $B8D0J>e$G$9!K(B
<DT><B>Answer</B><DD><P>$B%V%j%C%8$O$=$N$h$&$J(B 3/4/5 $B8D$N%O%V$N%k!<%k$r2r7h$G$-$^$9!#%V%j%C%8$O%O%V$HF1$8J}K!$G%Q%1%C%H$r07$&$o$1$G$O$"$j$^$;$s$N$G!"%M%C%H%o!<%/>e$G$N%?%$%_%s%0$NLdBj$O0z$-5/$3$7$^$;$s!#(B
$B!JLuCm!'%O%V$O%l%$%d#1!JJ*M}AX!K!"%V%j%C%8$O%l%$%d#2!J%G!<%?%j%s%/AX!K$G%Q%1%C%H$r07$$$^$9!K(B
</DL>

</LI>
<LI>
<DL>
<DT><B>Question</B><DD><P>$B%V%j%C%8$O(B 10Mb $B$H(B 100Mb $B$N(B ethernet $B%;%0%a%s%H$H$N4V$G;HMQ$G$-$k$N$G$7$g$&$+(B?
$B$=$N$h$&$J;H$$J}$r$7$?>l9g!"Aa$$J}!J(B100Mb$B!K$NB.EY$ODc2<$7$F$7$^$o$J$$$G$7$g$&$+(B?
$B!JLuCm!'(Bb = bit $B$G$9!#$G$9$+$i(B 10Mb = 10M bit $B$H$J$j$^$9!K(B
<DT><B>Answer</B><DD><P>$B;O$a$N<ALd$NEz$($O(B Yes $B$G$9!#%V%j%C%8$O(B 10Mb $B$H(B 100Mb $B$N%;%0%a%s%H$H$r7k$V$3$H$,$G$-$^$9!#!J%V%j%C%8$N!KAa$$J}$N%M%C%H%o!<%/$N(B NIC $B$,(B 100Mb $B$GF0:n$9$k$b$N$G$"$k8B$j!"LdBj$"$j$^$;$s!#(B100Mb $B%M%C%H%o!<%/$N%[%9%H$+$i(B 10Mb $B%M%C%H%o!<%/$N%[%9%H$XAw$i$l$?%Q%1%C%H$O(B 10Mb/s $B$NB.EY$7$+=P$^$;$s$,!"(B100Mb $B%M%C%H%o!<%/$NB>$N%H%i%U%#%C%/$O(B 100Mb $B$N$^$^F0:n$7$D$E$1$^$9!#(B
<P>$B!JLuCm!'$D$^$j!"(B100Mb $B$+$i(B 10Mb $B$XEj$2$i$l$?%Q%1%C%H$O!"%V%j%C%8$G(B 10Mb $B$XAw$i$l$k:]$K(B 10Mb $B$GF0:n$9$k$3$H$K$J$j$^$9!#$h$C$F(B 100Mb $B$N%[%9%H"*%V%j%C%8$NB.EY!"5Z$S(B 100Mb $B$N%[%9%H"*(B 100Mb $B$N%[%9%H$O(B 100Mb $B$GF0:n$9$k$H$$$&$3$H$G$9!K(B
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<H2><A NAME="s4">4.</A> <A HREF="#toc4">$BK]Lu$K$D$$$F(B</A></H2>

<P>$BEvJ8=q$O<FED(B($B$R(B)$B!wJ!2,;a$NK]Lu$7$?(B 1996/08/23 $BHG$r!"Aa@n$,:G?7HG!J(B1998/09/07$B!K$N(B LDP $B$G99?7$7$?$b$N$G$9!#(B
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<PRE>
$BF|K\8lLu!'<FED(B($B$R(B)$B!wJ!2,(B &lt;shibata@opost1.netspace.or.jp&gt; (1997/01/05)
$BF|K\8lLu!'Aa@n(B $B?N(B  &lt;cz8cb01@linux.or.jp&gt; (1999/06/26)
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