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Date: Mon, 12 Apr 1999 01:10:40 +0900
To: FreeBSD-net-jp@jp.freebsd.org
From: SAITO Takeshi <goji@unico-net.co.jp>
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References: <4.0.2-J.19990410024439.00ef3f10@unico-net.co.jp>
 <4.0.2-J.19990410164604.01041b60@unico-net.co.jp>
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Subject: [FreeBSD-net-jp 1492] Re: Bind 8.2 
 =?ISO-2022-JP?B?GyRCJEckThsoQg==?= No default TTL
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At 04:21 99/04/11 , you wrote:
> $B:4F#!wEl5~M}2JBg3X$G$9(B.

$B@FF#!w%f%K%3$G$9!#(B

> $B$A$g$C$H4*0c$$$7$F$$$kItJ,$,$"$j$^$7$?(B. $B:.Mp$5$;$F$7$^$C$F$9$$$^$;$s(B.

$B$$$$$(!"2r$C$F$J$$F,$G<ALd$7$F$$$k$N$G!"E*$rF@$F$*$i$:!"(B
$B$3$A$i$3$=?=$7Lu$"$j$^$;$s!#(B

> RFC2308 $B$+$i0zMQ$7$^$9(B. 
> >4 - SOA Minimum Field
--- snip -- $B$8$C$/$jFI$s$G$_$^$9!#(Bm(o)m ---
> >   The Master File format [RFC 1035 Section 5] is extended to include
> >   the following directive:
> >
> >                           $TTL <TTL> [comment]
--- snip ---
> >        $TTL 86400
> >        $ORIGIN XX.EXAMPLE.
> >        @       IN      SOA     NS1.XX.EXAMPLE. HOSTMATER.XX.EXAMPLE. (
> >                                1997102000      ; serial
> >                                1800    ; refresh (30 mins)
> >                                900     ; retry (15 mins)
> >                                604800  ; expire (7 days)
> >                                1200 ) ; minimum (20 mins)

$B$3$l$G%a%C%;!<%8$O=P$J$/$J$j$^$7$?!#$"$j$,$H$&$4$6$$$^$9!#(B

OCN $B%(%3%N%_!<$GK~B-$7$F$$$k%I%a%$%s$J$N$G!";C$/$3$N$^$^$G(B
$BMM;R$r$_$?$$$H;W$$$^$9!#(B($BM}M3$K$J$C$F$J$$(B > $B<+J,(B)

>  $B%M%,%F%#%V%-%c%C%7%e$KBP$9$k3F(B TTL $B;XDj$NE,MQ$K4X$7$F$O(B,
>  RFC2308 $B$=$N$b$N$K>\$7$/2r@b$5$l$F$$$^$9(B.

BIND-4.x.x $B$GJY6/$7K:$l$F(B($BHt$P$7$F$7$^$C$F(B)$B$$$kItJ,$bB?!9(B
$BM-$k$N$G!"$*65$(D:$$$?(B RFC $BEy$r4^$a$F$8$C$/$jD4$YD>$7$F$_(B
$B$^$9!#(B


$B$($C$H!"(B
$BD>@\(B FreeBSD $B$K$O4X78$J$$OC$G$7$?$,(B QandA $B$O$I$&$7$^$7$g$&$+!#(B
$BAw$C$?J}$,NI$$$H$$$&$3$H$G$"$l$P!"0J2<$NJ8LL$GAw$j$?$$$H;W$$$^$9!#(B

Q.
(BIND-4.x.x $B$G;HMQ$7$F$$$?%>!<%s%U%!%$%k$N$^$^$G(B)
BIND-8.2 $B$rF0:n$5$;$k$H!"(B/var/log/messages $B$K(B
No default TTL set using SOA minimum instead
$B$H%a%C%;!<%8$,=PNO$5$l$^$9!#(B

A.
$B%G%U%)%k%H$N(B TTL $B$,@_Dj$5$l$F$$$J$$$N$G!"%>!<%s%U%!%$%k$K(B
TTL directive $B$r5-=R$7$F2<$5$$!#!J;2!'(BRFC1035,RFC2308$B!K(B
$BNc!K(B
        $TTL 86400

$B$?$@$7(B, BIND-8.2 $B$G$O;q8;%l%3!<%IKh$N(B TTL $B;XDj$,L5;k$5$l!"(B
SOA $B$N(B minimun TTL $B$KCV$-49$o$C$F$7$^$&$H$$$&%P%0$,$"$j$^$9(B.
$B$3$l$O%(%i!<$K$O$J$j$^$;$s$,(B, 8.2.1(1999/04/10 $B8=:_L$8x3+(B) 
$B$G=$@5$5$l$kM=Dj$G$9(B.

