wcol $B$O(B WWW $B$N>pJs$r@hFI$_$9$k!V@hFI$_BeM}%5!<%P(B (prefetching proxy server)$B!W$G$9!#$3$N%Z!<%8$G$O(B wcol $B$K$D$$$F$N%a%b$rDs6!$7$F$$$^$9!#(B
$B@hFI$_$N%"%$%G%"$O4JC1$G$9!#(BWWW $B$G$O;2>H%Z!<%8$r$_$k$3$H$,B?$$$N$G!"(B
$B%Z!<%8$NFbMF$rD4$Y$F!";2>H%Z!<%8$r%/%i%$%"%s%H$+$iMW5a$5$l$kA0$KE>Aw$7(B
$B$^$9!#(B
$B$3$N
$B0lJ}!"@hFI$_$K$O7gE@$b$"$j$^$9!#@hFI$_%7%9%F%`$G$O$+$N;2>H$+$i(B) $B?dB,$7$F>pJs$rE>Aw$7$^$9$,!"?dB,$7$?>pJs$,MW5a$5$l$J$$(B $B>l9g$K$OL5BL$JE>Aw$r$7$?$3$H$K$J$j$^$9!#$D$^$j!"@hFI$_$K$OL5BL$JDL?.$,(B $BH/@8$9$k2DG=@-$,$"$j$^$9!#(B $B$H$/$K!"%/%i%$%"%s%H$G@hFI$_$7$?>l9g$K$O!"$*$N$*$N$N%/%i%$%"%s%H$X$NE>(B $BAw$,5^A}$7$F!"%M%C%H%o!<%/$K2aBg$JIi2Y$r$+$1$k4m81@-$,$"$j$^$9!#$^$?!"(B $B$=$N$J$+$KL5BL$JE>Aw$,4^$^$l$k2DG=@-$,$"$k$3$H$+$i!"Bg$-$J%j%9%/$rH<$&(B $B$3$H$K$J$j$^$9!#(B
$B$3$N7gE@$r7Z8:$9$k$?$a$K!"(Bwcol $B$G$OBeM}%5!<%P$G@hFI$_$r$7$F%-%c%C%7%e(B
$B$KC_$($k$3$H$K$7$^$7$?!#$3$l$G!"J#?t$N%/%i%$%"%s%H$GMF0W$K@hFI$_7k2L$r(B
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$B$KJ]B8$9$k5;=Q$G$9!#6qBNE*$K$O(B anonymous ftp $B$d(B WWW $B$G$O!"$"$k(B URL ($B%G%#(B
$B%l%/%H%j(B) $B0J2<$N>pJs$rF~
wcol $B$G$N@hFI$_$O!"%/%i%$%"%s%H$+$iMW5a$5$l$?%Z!<%8$N;2>H%Z!<%8$rF~
$B
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$B$b(B 100% $B$K$O$J$j$^$;$s!#(B
$B
$B8=:_!"(Bwcol $B$O(B squid $B$,MQ$$$F$$$k(B ICP (Internet Cache Protocol) $B$rItJ,(B
$BE*$K%5%]!<%H$7$^$7$?!#(BICP $B$G!V$3$N(B URL $B$b$C$F$$$k(B ?$B!W(B(ICP_QUERY)$B$H$$$&(B
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$B$J$*!"(Bsquid $B$H6(D4$9$k$?$a$K8e=R$9$k!V?(G^%b!<%I!W$bMQ0U$7$F$"$j$^$9!#(B
$B?(G^%b!<%I$O!"8=:_$NBeM}%5!<%P$r1?MQ$7$J$,$i!"(Bwcol $B$G@hFI$_5!G=$rMxMQ(B
$B$9$kJ}K!$G$9!#(B
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wcol $B$G$O
$B$3$l$K$h$C$F!"(BICP $B$GLd$$9g$o$;$i$l$?(B URL $B$r
$B$A$J$_$K!"!V%+%C%3%&!W$OB>$ND;$NAc$KMq$r;:$s$G!"$=$ND;$K%R%J$r0i$F$F$b(B
$B$i$$$^$9(B($B!VBqMq!W$H8F$V$=$&$G$9(B)$B!#$*$J$8$h$&$K!"?(G^%b!<%I$G$O(B wcol $B$O(B
$BJL$NBeM}%5!<%P$N%-%c%C%7%e$K>pJs(B($B@hFI$_7k2L(B)$B$rC_$($F$b$i$$$^$9!#(B
$B@hFI$_$G$I$l$/$i$$Aa$/$J$k$N$+(B ?
$B$b$C$HAa$/$9$k$N$K$O$I$&$9$k$N$+(B ?
$BB>$NBeM}%5!<%P$H$N6(D4$O(B ?
+------+ HTTP +------+ HTTP +------+
|server|<-------|squid |<-------|client|
+------+ +------+ +------+
| |
ICP \| |/ HTTP
+------+ HTTP +------+ HTTP +------+
|server|<-------| wcol |<-------|client|
+------+ +------+ +------+
$B?(G^%b!<%I!"!V%+%C%3%&!W%b!<%I$H$O(B ?
+------+ HTTP +------+ HTTP +------+
|server|<-------|squid |<-------|client|
+------+ +------+ +------+
| |\ HTTP
ICP \| |
+------+
| wcol |
+------+
http_port 7000
cache_host wcol.foo.com neighbor 9000 3130
Catalyst
NextProxy http://squid.foo.com:7000/
HTTPPort 9000
Created at 1996年 9月27日(金曜日) 09時51分05秒 JST