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To: FreeBSD-users-jp@jp.FreeBSD.org
In-reply-to: Your message of Mon, 18 Feb 2002 19:53:37 JST.
             <549181FA41DDD74BA2CFD9BB3A14E357603127@tkyexc01.smisol.co.jp>
Date: Thu, 21 Feb 2002 15:59:33 +0900
From: Takashi SHIRAI <shirai@nintendo.co.jp>
Reply-To: FreeBSD-users-jp@jp.FreeBSD.org
Precedence: list
X-Distribute: distribute version 2.1 (Alpha) patchlevel 24e+011218
X-Sequence: FreeBSD-users-jp 67072
Subject: [FreeBSD-users-jp 67072] Re: NTP time scale and UTC
Errors-To: owner-FreeBSD-users-jp@jp.FreeBSD.org
Sender: owner-FreeBSD-users-jp@jp.FreeBSD.org
X-Originator: shirai@nintendo.co.jp

$B!!$7$i$$$G$9!#(B

$B!!;d$OJL$K(B leapsecond $B$N(B expert $B$G$O$J$$$N$G!";d$K$9$,$C$FMh(B
$B$k$N$O4*J[$7$F2<$5$$!#(B

In Message-Id <549181FA41DDD74BA2CFD9BB3A14E357603127@tkyexc01.smisol.co.jp>
        matoba@smisol.co.jp$B$5$s(Bwrites:
> $B=;M'6bB0%7%9%F%`%=%j%e!<%7%g%s%:$NE*>l$G$9!%(B

> $B!V1<IC$r4*Dj$KF~$l$J$$IC?t$G$"$k!%(B
> $B$7$+$b!$1<IC$,A^F~$5$l$?$=$N;~E@$G$O!$(Bntp$B%5!<%P$O(B
> $B$=$NIC?t$N%+%&%s%H%"%C%W$r$H$a!$IC0J2<$N%U%i%/%7%g%s$N(B
> $BItJ,$H$"$o$;$k$H!$;~4V$,5ULa$j$7$?$h$&$JCM$rDLCN$9$k!%!W(B
> $B$H$$$&$N$,!$(Bntp$B%5!<%P$N$*:nK!$G$"$k$HM}2r$7$^$7$?!%(B
> $B$3$l$O!$8=:_$b4V0c$$$J$$$G$7$g$&$+!)(B

$B!!@55A$H$O2?$+!)$_$?$$$JOC$K$J$k$+$H;W$$$^$9$,!"@$$NCf$K$O5,(B
$BB'$,4v$D$b$"$C$FCf$K$O3F!9GXH?$9$k$b$N$b$"$k$G$7$g$&!#(B

$B!!(BUNIX time $B$NDj5A$+$i$9$k$H!"8=9T$N3F(B NTP server $B$,9o$s$G$$(B
$B$kCM$O4V0c$C$F$$$^$9!#$G$b!"$3$l$OJX59E*$K4:$($F4V0c$($?CM$K(B
$B$7$F$$$k$H8+$k$Y$-$G!"$I$&$7$h$&$b$J$$OC$@$H;W$$$^$9!#(B
$B!!<B:]!"?t$NO@M}$G8@$($P(B leapsecond $B$N@_Dj$J$I$7$F$$$J$$4D6-(B
$B$,KX$s$I$J$N$G!"$=$s$JCf$G(B NTP server $B$,!V@5$7$$!W(BUNIX time
$B$r9o$`$H:$$k?M$NJ}$,05E]E*$KB?$$Lu$G$9!#(B
$B!!$J$N$G!"9%$`$H9%$^$6$k$H$K4X$o$i$:!"$3$N8=>]$O;v<B$H$7$F<u(B
$B$1;_$a$F2<$5$$!#(B

$B!t!!$5$C$-3NG'$7$?$1$I:#$G$b$A$c$s$H(B 22 $BICCY$l$F$k$_$?$$!#(B


> $B!!@5D>8@$C$F$=$NFbMF$,M>$j$K1x$/$F(B
> $B!!?.$8$i$l$J$+$C$?$N$G$9!%$^$?!$$=$N8e!$2~NI$5$l$F(B
> $B!!$$$k$N$G$O$H$$$&4|BT$,$"$j$^$7$?!K(B

$B!!2~NI$9$Y$-$J$N$O(B NTP server $B$N<BAu$G$O$J$/$F!"@$$NCf$NB?$/(B
$B$N(B UNIX machine $B$N@_Dj$G$9!#$3$l$i$,A4$F@5$7$/(B leapsecond $B$r(B
$B@_Dj$9$k$h$&$K$J$i$J$$8B$j$O!"(BNTP server $BB&$G$o$6$H$K4V0c$C(B
$B$?CM$r9o$`$H$$$&G[N8$r$7B3$1$J$$$H$$$1$J$$$G$7$g$&!#(B
$B!!$=$s$J$b$N!"$=$&4JC1$K2~NI$5$l$?$j$O$7$J$$$H;W$$$^$9!#(B


> ntp$B$N$*:nK!$,$"$/$^$G$b!$1<IC$r4^$^$J$$IC?t$G$"$k>l9g!$(B
> $B1<IC$r07$&(BFreeBSD$B%7%9%F%`>e$GF0:n$9$k(Bntpd$B$O(B
> $B$=$l$r8!CN$7$F!$1<IC$r4^$`(Btime_t$B$NCM$+$i!$(B
> $B4^$^$J$$(Bntp$B$NIC$NCM$r:n$kI,MW$,$"$j!$(B
> $B;d$N>l9g!$$=$3$NItJ,$NF0:n$,@_Dj%_%9$G$*$+$7$/$J$C$F(B
> $B$$$k$N$G$O$J$$$+$H4mW|$7$F$*$j$^$9!%(B
> $B0B0W$J<ALd$G62=L$G$9$,!$(B
> ntp$BN.$NIC?t$rJV$9@_DjJ}K!$r65$($F$$$?$@$1$k$H9,$$$G$9!%(B

$B!!!V(Bntp$B!W$C$F5-=R$@$HGyA3$H$72a$.$F$$$k$N$G$9$1$I!"$R$g$C$H(B
$B$7$F$3$l$N$3$H$r;X$7$F$$$^$9$+!)(B
	http://www.eecis.udel.edu/~ntp/

$B!!(BFreeBSD $B$G$O(B ports/packages $B07$$$K$J$C$F$$$^$9$,!"(BFreeBSD
$BI8=`$N(B xntpd $B$b85$rC)$k$H$3$l$+$iGI@8$7$F$-$?$b$N$G$9$M!#$3(B
$B$3$+$i(B xntpd $B$@$1=&$C$F$-$F;D$j$O(B ports/packages $B07$$$H$$$&(B
$B$3$H$G$7$g$&$+!#(B
$B!!:Y$+$$;v>p$^$G;d$OCN$kM3$b$J$$$N$G$9$,!">e5-(B URL $B$+$iC)$C(B
$B$F$$$/$H$3$s$J(B page $B$,8+$D$+$j$^$7$?!#(Bleapsecond $B$K4X$9$kLd(B
$BBjE@$O(B ntpd $B3+H/85$G$bH=$C$F$$$k$s$@$H;W$$$^$9!#(B
	http://www.eecis.udel.edu/~ntp/ntp_spool/html/leap.htm

$B!!$=$b$=$b!"(BNTP $B$d(B SNTP $B$H$$$C$?(B protocol $B<+BN$,(B leapsecond
$B$r9MN8$7$?@_7W$K$J$C$F$$$k$N$G$9$,!"4N?U$N$=$N(B platform $B<+BN(B
$B$,1<IC$KBP1~$7$F$$$k$3$H$O9MN8$5$l$F$$$J$$$N$+$bCN$l$^$;$s!#(B
$B!!?'!9$HC5$7$F$_$?$i!"(Bports/sysutils/clockspeed $B$r(B client $B$K(B
$B$9$k$H1<ICBP1~4D6-$G$b;~:9$J$/(B NTP $B$K9g$o$;$i$l$k$H$$$&5-=R(B
$B$r8+$D$1$^$7$?!#(B
$B!!$3$l$@$H(B TAI $B4D6-$rA0Ds$K$7$F$$$k$s$@$=$&$G$9$,!"(Bsource $B$r(B
$BFI$s$G$b3N?.$K$O;j$j$^$;$s$G$7$?!#(BNTP $B$O$d$d$3$7$$$N$G(B :-)
	http://pobox.com/~djb/clockspeed.html


>  $B$J$*!$@6?e$5$s$N(B
> [FreeBSD-users-jp 63936] $B$&$k$&IC(B ? 
> $B$N8=>]$bF1$8860x$K5/0x$9$k$N$G$O$J$$$+$H;W$$$^$9!%(B

$B!!$3$N%1!<%9$G$O!">e5-$N(B clockspeed $B$r;H$C$F$$$k$h$&$G$9$,!"(B
clockspeed $B$O(B client $B$G$7$+$J$$$N$G!"H/?.B&$G;w$?$h$&$J$b$N(B
$B$rC5$5$J$$$H$$$1$J$$$s$G$7$g$&$M!#(B
$B!!$A$g$C$HC5$7$F$_$?8B$j$G$O8+$D$+$i$J$+$C$?$N$G!"$3$&$$$&H4(B
$BK\E*$JOC$OK\2H(B (http://www.eecis.udel.edu/~ntp/) $B$KD>@\3]$1(B
$B9g$&$7$+$J$$$s$8$c$J$$$G$7$g$&$+!#(B


P.S.
$B!!(BNTP $B$d$i1<IC$d$i$G(B web $B8!:w$+$1$k$H;d$NL>A0$,4v$D$b=P$F$/(B
$B$k$N$O2?8N!)$_$s$J2?$+4*0c$$$7$F$k$H;W$&!#1<ICLdBj$O(B NEWS-OS
user $B$J$i0lEY$ODL$kF;$@$+$i!";dDxEY$NCN<1$J$iB>$K$b!V<1<T!W(B
$B$O$4$m$4$m$$$kH&$@$h$M!#(B

                                               $B$7$i$$(B $B$?$+$7(B
