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In-Reply-To: Your message of "Sat, 30 Sep 2000 12:41:12 +0900"
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Date: Sat, 30 Sep 2000 15:15:45 +0900
From: Ueta Masateru <ueta@pixy.issp.u-tokyo.ac.jp>
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Subject: [FreeBSD-users-jp 55680] Re: telnet
 =?ISO-2022-JP?B?GyRCQFxCMyROJF8bKEI=?= DNS
 =?ISO-2022-JP?B?GyRCJEskaCRrGyhC?= hostname
 =?ISO-2022-JP?B?GyRCJE4bKEI=?= lookup
 =?ISO-2022-JP?B?GyRCJCwkRyQtJEokJCEjGyhC?= 
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$B$3$s$K$A$O?"ED$G$9!#(B
From: ARAKAWA Osamu <oarakawa@mri-jma.go.jp>
Subject: [FreeBSD-users-jp 55675] Re: telnet $B@\B3$N$_(B DNS $B$K$h$k(B hostname $B$N(B lookup $B$,$G$-$J$$!#(B 
Date: Sat, 30 Sep 2000 12:41:12 +0900
Message-ID: <200009300341.MAA28037@mailsv.mri-jma.go.jp>
> $B$J$N$K!"$3$N(B4.0-R$B$rF~$l$?%^%7%s$+$i$=$N$[$+$N%^%7%s$X(Btelnet$B@\B3$r(B
> $B;n$_$k$H!"(B/etc/hosts$B$K=q$$$F$"$m$&$,$J$+$m$&$,(Bhostname$B$r;H$C$F(B
> telnet$B@\B3$r;n$_$k$H(B
> No address associated with hostname
> $B$H$J$C$F$7$^$&$N$G$9!#$"!"A0$N%a%$%k$G$O=q$+$J$+$C$?$1$I!"(B
> rlogin/rcp/rsh$B$G$bL5;v$K@\B3$G$-$F$$$^$9!#(B

rlogin $B$J$I$N(B r- command $B$,;H$($F$$$F!"(Btelnet $B$,;H$($J$$$H$$$&$N$,L/$G(B
$B$9$M!#$3$&$$$&;~!";W$$$"$?$k>I>u$H$7$F$O!"(B

1.telnet $B$,(B 2 $B$D$"$k(B
2.telnet $B$@$1!"8E$$(B gethostbyname(libc $BCf$K$"$j$^$9(B) $B$r;H$C$F$$$k!#(B
#$B$?$H$($P860x$H$7$F$O!"(Bstatic link $B$5$l$F$$$k$J$I$,9M$($i$l$^$9!#(B
3.2 $B$H$OH?BP$G(B telnet $B$@$1?7$7$$(B gethostbyname $B$,;HMQ$5$l$F$$$k!#(B
#$B$3$N>l9g$O!"(Brcp $B$J$I$,(B static link $B$5$l$F$$$k$H9M$($i$l$^$9!#(B

$B$J$I$,$"$2$i$l$^$9!#9M$($i$l$k2DG=@-$r0l$D0l$DDY$7$F$$$-!"$I$3$GLdBj$,(B
$B5/$-$F$$$k$N$+!)$H$$$&$3$H$r@Z$jJ,$1$k$3$H$,!":GA1$@$H;W$$$^$9!#(B

$B$A$J$_$K;d$J$i!"0J2<$N$h$&$K$7$FD4$Y$F$$$/$H;W$$$^$9!#(B

1.where telnet $B$H$7$F$_$k(B
$B"*(B 2 $B$D8+IU$+$C$?$i!"IaCJ;H$C$F$$$J$$J}$G<B9T$7$F$_$k(B

2.ldd telnet $B$H$+(B ldd rcp $B$H$+$r$7$F!"Hf3S$7$F$_$k(B
$B"*(Blibc $B<~$j$J$I$K0c$$$,$"$k$+!"$I$&$+$rD4$Y$k!#$H$/$K(B ELF binary $B$H(B 
a.out binary $B$"$?$j$K$OCm0U$7$F8+$k!#(B

3.$B$H$j$"$($:!"(Bnm /usr/lib/libc.a $B$H$+$r$7$F$_$k(B
$B"*(Bgethostbyname $B$,J,N%$5$l$F$$$?$j$7$J$$$+$r8+$k(B

4.$B$I$&$7$F$bBLL\$J$i!"(Bnamed $B$N(B syslog $B$r:N<h$7$F860x$H$J$j$=$&$J$b$N$r(B
$BC5$7=P$9!#(B

5.http://www.freebsd.org/ $B$"$?$j$rD4$Y$F!";w$?>I>u$NJs9p$HBP:v$,Ds<($5(B
$B$l$F$$$J$$$+$r$_$k(B

$B$G!"$3$3$^$GMh$F2r7h$N<jCJ$,8+IU$+$i$J$$$J$i!D(B

6.$B$"$-$i$a$FJ|CV(B or version up $B$9$k(B :-)

$B$H$$$&$3$H$K$7$F$7$^$&$H;W$$$^$9!#(B
#$B8D?ME*$K$O!"(Bversion up $B$r$7$FBg<:GT$7$?;W$$=P$NJ}$,B?$$$+$i!"(Bversion
#up $B$O$*4+$a$G$-$^$;$s(B 

$B$G$O$G$O(B
----
$B?"ED(B $B@551(B(ueta@pixy.issp.u-tokyo.ac.jp)
