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Date: Sun, 12 Aug 2001 23:10:00 -0400 (EDT)
Message-Id: <20010812.231000.71119225.horikawa@psinet.com>
To: man-jp-reviewer@jp.freebsd.org
From: Kazuo Horikawa <horikawa@psinet.com>
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Subject: [man-jp-reviewer 3733] (check) tuning.7
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 $BKY@n$G$9!#(B
 tuning.7 $B$N%A%'%C%/$r$7$^$7$?!#(B

 o$B!V(Broot $B%Q!<%F%#%7%g%s!W(B->$B!V%k!<%H%Q!<%F%#%7%g%s!W(B
   / $B$N0UL#$N!V(Broot$B!W$O!V%k!<%H!W$K$7$F$$$k$N$G!#(B
 o$B!V%U%i%0%a%s%H$N860x!W(B->$B!VCGJR2=$N860x!W(B
   $BB>=j$G$O!VCGJR2=!W$H$J$C$F$$$k$H$3$m$,$"$C$?$N$G!#(B
 o $B!V%U%!%$%k%7%9%F%`$N0l4S@-$OJ]>Z$7$^$9$,!"(B
   $B$=$l$,J*M}%G%#%9%/$r99?7$7$F$+$i2?IC$+(B ( 1 $BJ,$K$J$k$3$H$b$"$j$^$9(B! )
   $B7P2a$7$?8e$H$J$k2DG=@-$,9b$$$3$H$G$9!#!W(B
   ->
   $B!V%U%!%$%k%7%9%F%`$N0l4S@-$OJ]>Z$7$^$9$,!"(B
   $BJ*M}%G%#%9%/$N99?7$,2?IC$+(B (1 $BJ,$K$J$k$3$H$b$"$j$^$9(B!)
   $BCY$l$k2DG=@-$,9b$$$3$H$G$9!#!W(B
   
   $B85Lu$@$H!"0l4S@-$rJ]>Z$9$k$N$,CY$l$k$h$&$K$bFI$a$k$N$G$9$,!"86J8(B
   $B0U?^$H$7$F$O!"CY$l$k$N$O!"J*M}%G%#%9%/$N99?7$@$H;W$$$^$9!#(B

   $B86J8$O!"(B
   First, softupdates guarantees filesystem consistency
   in the case of a crash but could very easily be several seconds (even a
   minute!)  behind updating the physical disk.
   $B$G$9$,!"(Bseveral seconds behind in updating ... $B$H(B in $B$,$"$k$Y$-!)(B

 o $B!VBg$-$$CM$r;XDj$9$k$3$H$O!"0U?^E*$K$=$&$7$J$1$l$P$J$i$J$$8B$j!"(B
   $B%V!<%H;~$K%/%i%C%7%e$r0z$-5/$3$92DG=@-$,$"$j$^$9!#!W(B
   ->
   $B!VBg$-$$CM$r;XDj$9$k$3$H$O!"0U?^E*$K$=$&$7$J$1$l$P$J$i$J$$8B$j!"(B
   $B7h$7$FBg$-$$CM$r;XDj$9$Y$-$G$O$"$j$^$;$s!#!W(B

   under no cirumstances ... $B$G!"!V7h$7$F$J$$!W$N0UL#!#(B

   $B86J8$O!"(BUnder no circumstances should you specify an arbitrarily
   high value for this parameter, it could lead to a boot-time
   crash.

 o$B!V%O!<%I%I%i%$%V%Y%s%@$+$iEA$($i$l$?!W(B->
  $B!V%O!<%I%I%i%$%V%Y%s%@$K5/0x$9$k!W(B
  introduced $B$O!VEA$($k!W(B $B$G$O$J$/!VF3F~$9$k!W!V5/0x$9$k!W$H$$$C$?(B
  $B0UL#$G$7$g$&!#(B

  $B86J8$O!"(BThis reduced write bandwidth to IDE disks but was considered
  necessary due to serious data consistency issues introduced by hard
  drive vendors.

 o$B!V4pK\E*$K$O!"=q$-9~$_$,40N;$7$?;~$K(B IDE $B%I%i%$%V$,13$r$D$/$H$$$&(B
  $BLdBj$G$9!#!W(B
   ->
   $B!V4pK\E*$K$O!"=q$-9~$_40N;;~4|$K$D$$$F(B IDE $B%I%i%$%V$,13$r$D$/$H$$$&(B
  $BLdBj$G$9!#!W(B

  lie about when a write completes $B$O!"!V=q$-9~$_$N40N;;~4|$K$D$$$F13(B
  $B$r$D$/!W$H$$$&0UL#$J$N$G$O$J$$$G$7$g$&$+!#(B

  $B86J8$O(B Basically the problem is that IDE drives lie about when a
  write completes.

 o $BNc$($P(B firewall(7) $B$K$O!"30It$+$i8+$($k%[%9%H$O%U%!%$%"%&%)!<%k$r(B
   $BDL$C$F%k!<%F%#%s%0$5$l$J$$$h$&$J%H%]%m%8$r;}$C$?!"(B 
   $BFbIt%[%9%H$r<i$k%U%!%$%"%&%)!<%k$,@bL@$5$l$F$$$^$9!#(B
   ->
   $BNc$($P(B firewall(7) $B$G@bL@$7$?FbIt%[%9%H$r<i$k%U%!%$%"%&%)!<%k$G$O!"(B
   $B30It$+$i8+$($k%[%9%H$O%U%!%$%"%&%)!<%k$rDL$5$J$$%H%]%m%8$G$9!#(B

   $B$d$dJ,$+$j$K$/$+$C$?$N$G$A$g$C$H=$@5$7$^$7$?!#(B

   $B86J8$O(B For example, in firewall(7) we describe a firewall
   protecting internal hosts with a topology where the externally
   visible hosts are not routed through it.

--- tuning.7.orig	Thu Aug  9 23:47:55 2001
+++ tuning.7	Sat Aug 11 20:32:06 2001
@@ -2,17 +2,16 @@
 .\" the BSD Copyright as specified in the file "/usr/src/COPYRIGHT" in
 .\" the source tree.
 .\"
-.\" $FreeBSD: src/share/man/man7/tuning.7,v 1.1.2.4 2001/07/10 14:10:21 sheldonh Exp $
+.\" $FreeBSD: src/share/man/man7/tuning.7,v 1.1.2.6 2001/07/22 11:02:03 dd Exp $
 .\"
-.Dd May 25, 2001
 .\" jpman %Id: tuning.7,v 1.2 2001/07/30 18:01:30 dais Stab %
+.Dd May 25, 2001
 .Dt TUNING 7
 .Os FreeBSD
 .Sh $BL>>N(B
 .Nm tuning
 .Nd FreeBSD $B$K$*$1$k@-G=%A%e!<%K%s%0(B
 .Sh $B%7%9%F%`@_Dj(B - disklabel, newfs, tunefs, $B%9%o%C%W(B
-.Pp
 .Xr disklabel 8
 $B$r;H$C$F%O!<%I%G%#%9%/>e$K%U%!%$%k%7%9%F%`$r%l%$%"%&%H$9$k>l9g!"(B
 $B%G%#%9%/$NFb<~%H%i%C%/$h$j$b30<~%H%i%C%/$N$[$&$,$:$C$HB.$/%G!<%?$r(B
@@ -138,7 +137,7 @@
 $B5pBg$J%Q!<%F%#%7%g%s$r%G%#%9%/$NC<$KCV$$$F$b$=$l$[$I@-G=$N(B
 $B2~A1$K$O$D$J$,$j$^$;$s!#(B
 $B:G8e$O0BA4@-$K4X$o$k$3$H$G$9!#>.$5$/!"4J7i$J!"K\<AE*$KFI$_<h$j$N$_$N(B
-root $B%Q!<%F%#%7%g%s$H$9$k$3$H$G!"%/%i%C%7%e$r@8$-1d$S$k%A%c%s%9$r(B
+$B%k!<%H%Q!<%F%#%7%g%s$H$9$k$3$H$G!"%/%i%C%7%e$r@8$-1d$S$k%A%c%s%9$r(B
 $BBg$-$/$9$k$3$H$,$G$-$^$9!#(B
 .Pp
 $B%7%9%F%`$r@5$7$/J,3d$9$k$3$H$G!"(B
@@ -167,7 +166,7 @@
 $B%*%W%7%g%s$O(B
 .Em newfs -f 2048 -b 16384 ...
 $B$H$J$k$G$7$g$&!#(B
-$B$5$i$KBg$-$J%V%m%C%/%5%$%:$O%P%C%U%!%-%c%C%7%e$N%U%i%0%a%s%H$N860x(B
+$B$5$i$KBg$-$J%V%m%C%/%5%$%:$O%P%C%U%!%-%c%C%7%e$NCGJR2=$N860x(B
 $B$H$J$j!"@-G=$NDc2<$K$D$J$,$j$^$9!#(B
 .Pp
 $BBg$-$J%Q!<%F%#%7%g%s$K!"%G!<%?%Y!<%9%U%!%$%k$N$h$&$J(B
@@ -181,7 +180,7 @@
 $BK\Ev$K$3$N%Q!<%F%#%7%g%s$KBg$-$J%U%!%$%k$rCV$/$N$G$J$$8B$j!"(B
 $B$3$N%*%W%7%g%s$r;H$o$J$$$G$/$@$5$$!#(B
 $B6u$-NN0h$,BgNL$K$"$k$N$K%U%!%$%k$r<}MF$G$-$J$/$J$k$+$b$7$l$^$;$s!#(B
-32768, 65536, $B$"$k$$$O(B 262144 bytes/inode $B$H$9$k$3$H$,?d>)$5$l$^$9!#(B
+bytes/inode $B$O!"(B32768 $B$+(B 65536 $B$+(B 262144 $B$H$9$k$3$H$,?d>)$5$l$^$9!#(B
 $B$b$C$HBg$-$JCM$K$9$k$3$H$,$G$-$^$9$,!"(Bfsck $B$K$h$k=$I|;~4V$rA}$d$9$@$1$G$7$g$&!#(B
 $BNc$($P!"(B 
 .Em newfs -i 32768 ...
@@ -198,8 +197,8 @@
 .Pp
 .Xr tunefs 8
 $B$O%U%!%$%k%7%9%F%`$r$5$i$K%A%e!<%s$9$k$N$K;H$($^$9!#(B
-$B$3$N%3%^%s%I$O%U%!%$%k%7%9%F%`$r:F%U%)!<%^%C%H$;$:$K(B
-$B%7%s%0%k%f!<%6%b!<%I$G<B9T$9$k$3$H$,$G$-$^$9!#(B
+$B$3$N%3%^%s%I$O!"%7%s%0%k%f!<%6%b!<%I$G<B9T$9$k$3$H$,$G$-!"(B
+$B%U%!%$%k%7%9%F%`$N:F%U%)!<%^%C%H$OITMW$G$9!#(B
 $B$7$+$7!"$*$=$i$/:G$b8m$C$F;HMQ$5$l$F$$$k%W%m%0%i%`$G$7$g$&!#(B
 $BB?$/$N?M$O%U%!%$%k%7%9%F%`$NMxMQ2DG=$J6u$-NN0h$rA}$d$=$&$H$7$F!"(B
 min-free $BHfN($r(B 0 $B$K@_Dj$7$^$9!#(B
@@ -211,14 +210,14 @@
 $B$rM-8z$K$9$k$3$H$G$9(B
 ($BCm0U(B: 5.x $B$G$O(B newfs $B$K(B -U $B%*%W%7%g%s$rM?$($k$3$H$G(B softupdates $B$rM-8z$K(B
 $B$9$k$3$H$,$G$-$^$9(B)$B!#(B
-Softupdates $B$O%a%?%G!<%?$N@-G=!"(B
+softupdates $B$O%a%?%G!<%?$N@-G=!"(B
 $B<g$K%U%!%$%k$N:n@.$H:o=|$N@-G=$r7`E*$K2~A1$7$^$9!#(B
 $BA4$F$N%U%!%$%k%7%9%F%`$G(B softupdates $B$rM-8z$K$9$k$3$H$r?d>)$7$^$9!#(B
 softupdates $B$K4X$7$F!"(B2 $B$D$N7gE@$r0U<1$9$Y$-$G$9!#(B
 1 $B$D$a$O!"(Bsoftupdates $B$O%/%i%C%7%e;~$K$*$1$k(B
 $B%U%!%$%k%7%9%F%`$N0l4S@-$OJ]>Z$7$^$9$,!"(B
-$B$=$l$,J*M}%G%#%9%/$r99?7$7$F$+$i2?IC$+(B ( 1 $BJ,$K$J$k$3$H$b$"$j$^$9(B! )
-$B7P2a$7$?8e$H$J$k2DG=@-$,9b$$$3$H$G$9!#(B
+$BJ*M}%G%#%9%/$N99?7$,2?IC$+(B (1 $BJ,$K$J$k$3$H$b$"$j$^$9(B!)
+$BCY$l$k2DG=@-$,9b$$$3$H$G$9!#(B
 $B%/%i%C%7%e$7$?>l9g!"$h$jB?$/$N@.2L$,>C$($F$7$^$&$+$b$7$l$^$;$s!#(B
 2 $B$D$a$O!"(Bsoftupdates $B$O%U%!%$%k%7%9%F%`%V%m%C%/$r2rJ|$9$k$N$rCY$i$;$k(B
 $B$H$$$&$3$H$G$9!#(B
@@ -227,7 +226,7 @@
 .Em make installworld
 $B$r$9$k$H!"6u$-NN0h$r;H$$2L$?$7$F99?7$,<:GT$7$F$7$^$&$3$H$,$"$j$^$9!#(B
 .Pp
-mount $B<B9T;~$N$$$/$D$+$N%*%W%7%g%s$O%U%!%$%k%7%9%F%`$r(B
+$B%^%&%s%H<B9T;~$N$$$/$D$+$N%*%W%7%g%s$O%U%!%$%k%7%9%F%`$r(B
 $B%A%e!<%s$9$k$N$KLrN)$A$^$9!#(B
 $B:G$bL@$i$+$G!"$7$+$b:G$b4m81$J$N$O(B
 .Em async
@@ -235,8 +234,8 @@
 $BHf3SE*4m81EY$,Dc$/!"$h$jLr$KN)$D%^%&%s%H%*%W%7%g%s$O(B
 .Em noatime
 $B$G$9!#(B
-$BDL>o(B UNIX $B%U%!%$%k%7%9%F%`$O%U%!%$%k$d%G%#%l%/%H%j$K%"%/%;%9$,(B
-$B$"$C$?>l9g$O>o$K$=$N:G=*%"%/%;%9;~9o$r99?7$7$^$9!#(B
+$BDL>o(B UNIX $B%U%!%$%k%7%9%F%`$O!"%U%!%$%k$d%G%#%l%/%H%j$K%"%/%;%9$,(B
+$B$"$C$?>l9g$O>o$K!"$=$N:G=*%"%/%;%9;~9o$r99?7$7$^$9!#(B
 FreeBSD $B$G$O!"$3$NF0:n$OCY1d=q$-9~$_$G9T$J$o$l!"(B
 $BDL>o$OBg$7$?Ii2Y$K$O$J$j$^$;$s!#(B
 $B$7$+$7!"BgNL$N%U%!%$%k$,O"B3$7$F%"%/%;%9$5$l$?>l9g!"(B
@@ -258,13 +257,13 @@
 .Xr vinum 8
 $B$*$h$S(B
 .Xr ccd 4
-$B%f!<%F%#%j%F%#$O!"%7%s%W%k$J%9%H%i%T%s%0$5$l$?%U%!%$%k%7%9%F%`$r(B
+$B%f!<%F%#%j%F%#$O!"%7%s%W%k$J%9%H%i%$%T%s%0$5$l$?%U%!%$%k%7%9%F%`$r(B
 $B:n$k$N$K;H$o$l$^$9!#(B
 $B0lHL$K!"%k!<%H$d(B /var/tmp $B$N$h$&$J>.$5$J%Q!<%F%#%7%g%s!"(B
 $B$"$k$$$O(B /usr $B$N$h$&$JK\<AE*$KFI$_9~$_$N$_$N%Q!<%F%#%7%g%s$r(B
 $B%9%H%i%$%T%s%0$7$F$b;~4V$NL5BL$K$7$+$J$j$^$;$s!#(B
 $BK\Ev$KF~=PNO@-G=$rI,MW$H$9$k%Q!<%F%#%7%g%s$N$_$r%9%H%i%$%T%s%0$9$k(B
-$B$Y$-$G$9!#E57?E*$K$O(B /var, /home $B$"$k$$$O%G!<%?%Y!<%9$d(B Web $B%Z!<%8$r(B
+$B$Y$-$G$9!#E57?E*$K$O(B /var $B$d(B /home $B$"$k$$$O%G!<%?%Y!<%9$d(B Web $B%Z!<%8$r(B
 $BJ];}$9$k%+%9%?%`%Q!<%F%#%7%g%s$G$9!#(B
 $BE,@Z$J%9%H%i%$%W%5%$%:$rA*$V$3$H$b=EMW$G$9!#(B
 $B%U%!%$%k%7%9%F%`$O%a%?%G!<%?$r(B 2 $B$NN_>h$N6-3&$G3JG<$9$k798~$K$"$j!"(B
@@ -279,7 +278,6 @@
 $B$,%5%]!<%H$9$kK\J*$N%O!<%I%&%'%"(B RAID $B%3%s%H%m!<%i$r(B
 $B;H$&$3$H$r4+$a$^$9!#(B
 .Sh sysctl $B$K$h$k%A%e!<%K%s%0(B
-.Pp
 $B%7%9%F%`$K$O?tI4$N(B
 .Xr sysctl 8
 $BJQ?t$,B8:_$7$^$9!#(B
@@ -308,7 +306,7 @@
 $B$[$H$s$I$N%G%#%l%/%H%j$O>.$5$/!"(B
 $B%U%!%$%k%7%9%F%`$K$*$$$F$OC10l%U%i%0%a%s%H(B ($BE57?E*$K$O(B 1K)
 $B$G$"$j!"%P%C%U%!%-%c%C%7%e$G$O$5$i$K>.$5$/$J$C$F$$$^$9(B
-($BE57?E*$K$O(B 512$B%P%$%H(B)$B!#(B
+($BE57?E*$K$O(B 512 $B%P%$%H(B)$B!#(B
 $B$7$+$7!"%G%U%)%k%H%b!<%I$GF0:n$7$F$$$k;~$O!"(B
 $BBgNL$N%a%b%j$rEk:\$7$F$$$F$b(B
 $B%P%C%U%!%-%c%C%7%e$O8GDj?t$N%G%#%l%/%H%j$7$+%-%c%C%7%e$7$^$;$s!#(B
@@ -359,7 +357,7 @@
 $BIU2CE*$J4IM}%D!<%k$H$7$F!"%U%!%$%"%&%)!<%k%k!<%k$K$*$$$F(B
 $B%Q%$%W(B (pipe) $B$r;H$&$3$H$G(B (
 .Xr ipfw 8
-$B$r;2>H(B )$B!"FCDj$N(B IP $B%V%m%C%/$d%]!<%H$X9T$/!"$"$k$$$O$=$3$+$i(B
+$B$r;2>H(B)$B!"FCDj$N(B IP $B%V%m%C%/$d%]!<%H$X9T$/!"$"$k$$$O$=$3$+$i(B
 $BMh$kBS0hI}$r@)8B$9$k$3$H$,$G$-$^$9!#(B
 $BNc$($P(B T1 $B2s@~$r;}$C$F$$$k>l9g!"(B
 web $B%H%i%U%#%C%/$O2s@~$N(B 70% $B$K@)8B$7!";D$j$r%a!<%k$H(B
@@ -398,7 +396,7 @@
 $B%5%$%:$r@)8B$7$^$9!#9bIi2Y$N(B web $B%5!<%P4D6-$G$O!"(B
 $B%G%U%)%k%HCM$N(B 128 $B$O?7$7$$%3%M%/%7%g%s$rM>M5$r$b$C$F07$&$K$ODc$9$.$^$9!#(B
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-$B%5!<%S%9%G!<%b%s(B ($BNc$($P(B sendmail $B$d(B apache ) $B$O<+J,<+?H$N(B
+$B%5!<%S%9%G!<%b%s(B ($BNc$($P(B sendmail $B$d(B apache) $B$O<+J,<+?H$N(B
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 listen $B%-%e!<$rBg$-$/$9$k$3$H$O!"%5!<%S%95qH]967b$rKI$0$N$K$bLrN)$A$^$9!#(B
@@ -412,8 +410,8 @@
 .Em vm.swap_idle_enabled
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 .Em vm.swap_idle_threshold1
 $B$H(B
 .Em vm.swap_idle_threshold2
@@ -430,7 +428,6 @@
 $B$3$N%*%W%7%g%s$K$h$C$F!"A4BN$N%W%m%;%9$,$h$jMF0W$K%a%b%j$XF~$C$?$j(B
 $B=P$?$j$9$k$h$&$K$G$-$k$G$7$g$&!#(B
 .Sh $B%+!<%M%k9=@.$K$*$1$k%A%e!<%K%s%0(B
-.Pp
 $BBg5,LO$J%7%9%F%`$G$O!"$$$/$D$+$N%+!<%M%k%*%W%7%g%s$rA`:n$7$J$1$l$P(B
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 $B%=!<%9$+$i?7$7$$%+!<%M%k$r%3%s%Q%$%k$G$-$J$1$l$P$J$j$^$;$s!#(B
@@ -445,7 +442,7 @@
 .Pp
 .Em maxusers
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+$B:G6a$N%^%7%s$G$O!"$*$=$i$/(B 64 $B$+(B 128 $B$"$k$$$O(B 256 $B$K(B
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 $B$5$i$KBgNL$N%a%b%j$,Ek:\$5$l$F$$$k$J$i(B 4096 $B$+$i(B 32768 $B$NCM$r(B
 $B?d>)$7$^$9!#(B
-$BBg$-$$CM$r;XDj$9$k$3$H$O!"0U?^E*$K$=$&$7$J$1$l$P$J$i$J$$8B$j!"(B
+$B7h$7$FBg$-$$CM$r;XDj$9$Y$-$G$O$"$j$^$;$s!#(B
 $B%V!<%H;~$K%/%i%C%7%e$r0z$-5/$3$92DG=@-$,$"$j$^$9!#(B
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@@ -516,10 +513,9 @@
 .Fx 4.3
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-$B13$r$D$/$H$$$&LdBj$G$9!#(B
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 IDE $B%i%$%H%-%c%C%7%e$,%*%s$G$"$k$H!"(B
 IDE $B%O!<%I%I%i%$%V$O%G!<%?$r=gHV$K=q$-$3$^$J$$$P$+$j$+!"(B
 $B%G%#%9%/$NIi2Y$,9b$$;~$K$O$$$/$D$+$N%V%m%C%/$N=q$-9~$_$r(B
@@ -549,12 +545,12 @@
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 $B@-G=$,I,MW$J$i(B SCSI $B$r;H$$$^$7$g$&!#(B
 .Sh CPU$B!"%a%b%j!"%G%#%9%/!"%M%C%H%o!<%/(B
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+$B%A%e!<%K%s%0$N<oN`$,0c$C$F$-$^$9!#(B
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+$B%"%C%W%0%l!<%I$7$?$j(B SMP $B%^%6!<%\!<%I(B (CPU $B$rJ#?t$K$9$k(B) $B$K0\9T(B
 $B$7$?$j!"$"$k$$$OIi2Y$N860x$H$J$C$F$$$k%W%m%0%i%`$r8+D>$7$F:GE,2=$9$k(B
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 $B%G%#%9%/$,K0OB>uBV$K$J$C$F$$$^$9!#(B
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 $B<!$K!"$G$-$k$@$1%M%C%H%o!<%/7PO)$r:GE,2=$9$k$3$H$G$9!#(B
 $BNc$($P(B
 .Xr firewall 7
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 1000BaseT $B$r;H$$$^$7$g$&!#(B
 $B:GBg$N%\%H%k%M%C%/$O(B WAN $B2s@~$G$9(B ($B%b%G%`!"(BT1$B!"(BDSL $BEy(B)$B!#(B
@@ -593,7 +588,6 @@
 $B%$%s%?%i%/%F%#%V$J%H%i%U%#%C%/(B ($B%V%i%&%6$d(B ssh $B%m%0%$%s(B) $B$r(B
 $BM%@h$9$k$?$a$K;H$&$3$H$,$G$-$k$G$7$g$&!#(B
 .Sh $B4XO"9`L\(B
-.Pp
 .Xr netstat 1 ,
 .Xr systat 1 ,
 .Xr ata 4 ,
--
$BKY@nOBM:(B
