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To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: Your message of "Fri, 27 Feb 1998 20:24:28 +0900"
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Date: Sat, 28 Feb 1998 13:57:59 +0900
From: Kazumasa Gotoh <kgotoh@biwa.linc.or.jp>
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$B<+Bp$+$i(B Reply $B$r=q$$$F$$$k(B kgotoh@cic-kk.co.jp $B$G$9!#(B

>>>>> On Fri, 27 Feb 1998 20:24:28 +0900, tadachi <tadachi@tdc.co.jp> said:

> $B30It#D#N#S$G%5%V%I%a%$%s$r:n@.$7!"(B
> 	xxx@tdc.co.jp $B$J$i!"8=(B proxy $B7PM3$G(B mail $B$XAw?.(B
> 	xxx@sub.tdc.co.jp $B$J$i!"?7(B proxy $B7PM3$G(B $B;n83MQ(B mail $B$XAw?.(B
> $B$H$7$F$$$^$9!#(B
> $B$^$?!"3F(B mail $B%5!<%P$+$i$NAw?.$b!"$=$l$>$l$N(B proxy $B7PM3$G30It$KAw?.(B
> $B$7$F$$$^$9!#!J%m%0$G3NG'$7$^$7$?!#!K(B

xxx@sub.tdc.co.jp $B$G$O30It(B->$BFbIt!"FbIt(B->$B30It$H$b$K(B OK $B$@$C$?$H(B
$B;v$G$9$h$M!#$7$+$7!"$=$N(B '$B?7(B proxy' $B$r(B '$B8=(B proxy' $B$HF~$lBX$($?$i!"(B
$BEvA3$=$3$G(B '$B?7(B proxy' $B$N(B sendmail.cf $B$N=q$-49$($OI,MW$K$J$k$G$7$g$&(B
$B$+$i!"$=$3$O$I$&$5$l$?$N$+$*;G$$$7$?$+$C$?$N$G$9!#(B
$B;d$,2?$+4*0c$$$7$F$*$+$7$J;v$r8@$C$F$k$N$+$J!)(B ^^;

$B;d(B>$B;d$N$H$3$m$b(B FireWall $BFb$K(B mail $B%5!<%P$O$"$j$^$9$,!"FbIt(B mail $B%5!<%P$O(B
$B;d(B>MX $B$r0z$+$:$K(B static $B$KG[Aw$7$F$$$^$9!#(B
> SMTP $B%5!<%P(B $B$H(B POP $B%5!<%P(B $B$,F10l%5!<%P$G$b!"$=$l$GBg>fIW$J$N$G$7$g$&$+!)(B
> $B$=$N>l9g$N!"(BDNS $B$J$I$O!"$I$&$J$C$F$$$k$N$G$7$g$&$+!)(B

$BA4A3LdBj$J$$$G$9$h!#5U$K$I$3$,LdBj$K$J$k$N$G$7$g$&!)(B
$BNc$($P!"0J2<$N$h$&$J%M%C%H%o!<%/$,$"$C$?$H$7$^$9!#(B

     $B30It%M%C%H%o!<%/(B
            |    
       +----+-----+
       | FireWall | fw.foo.co.jp <- mail $B%I%a%$%sL>!#0J2<F1$8(B
       +----+-----+
            |
     ---+---+--------------+--------------------+--
        |                  |                    |
 +------+-------+   +------+-------+   +--------+--------+
 | mail $B%5!<%P(B1 |   | mail $B%5!<%P(B2 |   | $BFbIt(B DNS $B%5!<%P(B |
 +--------------+   +--------------+   +-----------------+
  foo.co.jp            sub.foo.co.jp

$B30It(B DNS $B$G$N(B MX $B$O!"$H$b$+$/(B foo.co.jp $B%I%a%$%s$N$b$N$O!"$I$s$J(B
$B%^%7%s!"%5%V%I%a%$%s$G$"$C$F$b$9$Y$F(B FireWall $B%^%7%s$XEj$2$F$3$$(B
$B$H$$$&;XDj$K$7$^$9!#(B
FireWall $B%^%7%s$N(B sendmail.cf $B$G$O!"(Bfoo.co.jp $B08$F$N(B mail $B$O(B
mail $B%5!<%P(B1 $B$KEj$2!"(Bsub.foo.co.jp $B08$F$O(B mail $B%5!<%P(B2 $B$K!"(B
$B$=$7$F(B fw.foo.co.jp $B08$F$O<+J,08$F$H$7$F=hM}$9$k$h$&$K5-=R$7$^$9!#(B

mail $B%5!<%P(B1 $B$H(B mail $B%5!<%P(B2 $B$b$=$l$>$l(B static $B$KAj<j$KEj$2$k(B
$B$h$&$K$7$F!"CN$i$J$$(B(static $B$KEPO?$5$l$F$$$J$$(B)$B08@h$N$b$N$O(B
$B$9$Y$F(B FireWall $B%^%7%s$KEj$2$k$h$&$K$9$k!D(B $B$C$F$H$3$G$7$g$&$+!#(B

$B$^$"!"?'!9$J$d$jJ}$O$"$k$H;W$$$^$9!#FbIt%M%C%H%o!<%/Fb$N%^%7%s$O(B
$B$b$A$m$s!"FbIt(B DNS $B%5!<%P$r8+$^$9!#(B
$B$7$+$7!"JL$KFbIt%M%C%H%o!<%/Fb$N%^%7%s$,(B mail $BG[Aw;~$KI,$:$7$b(B MX
$B$r0z$/I,MW$O$J$$$7!"FbIt(B DNS $B%5!<%P$G(B MX $B%l%3!<%I$rDj5A$7$J$1$l$P(B
$B$J$i$J$$$H$$$&$b$N$G$b$J$$$G$7$g$&!#FC$K>.5,LO%M%C%H%o!<%/$G$"$l$P!D(B
$B$3$l$O$b$A$m$s!"1?MQ%]%j%7!<$d%M%C%H%o!<%/5,LO$K$h$j$^$9$1$I!#(B

$BFbIt%M%C%H%o!<%/$,Bg$-$/$FJQ99$b$?$S$?$S$"$j!"$=$l$>$l$r(B static
$B$K5-=R$7$F%a%s%F%J%s%9$9$k$N$,BgJQ$@$C$?$i!"(BFireWall $B$O<h$j$"$($:(B
$BFbIt%M%C%H%o!<%/Fb08$F$N$b$N$O$9$Y$F(B mail $B%5!<%P(B1 $B$KEj$2$k!#(B
$BFbIt(B DNS $B%5!<%P$K$O!"FbIt%M%C%H%o!<%/Fb$N(B MX $B$rDj5A$7$^$9!#$G!"(B
mail $B%5!<%P(B1 $B$J$I$G$O(B MX $B$r;2>H$7$FEj$2$kAj<j$r8+$D$1$k!#(B
$B$=$7$F$o$+$i$J$$$N$O!"$9$Y$F(B FireWall $B$KEj$2$k!D(B $B$H$+$G$9$+$M!#(B

$B;d(B>$B$H$3$m$G!"EDN)$5$s$O(B sendmail.cf $B$rD>@\=q$-5/$3$7$F$i$C$7$c$k$N(B
$B;d(B>$B$G$9$+!)(B $B;d$J$s$+$OFp<e$J$s$G!"(BCF $B;H$C$F@8@.$7$F$^$9!#(B^^;

> $B$^$@JY6/$r;O$a$?$P$+$j$J$N$G!"(BCF $B;H$C$?$3$H$J$$$s$G$9!#(B
> $B$=$A$i$r;H$&$Y$-$J$N$G$7$g$&$+!)!J%_%9$,>/$J$$!)!K(B

$B;d$O@N$@$C$?$i(B mailconf$B!"$=$7$F$3$3?tG/$O(B CF $B$r;H$C$F(B sendmail.cf
$B$r@8@.$7$F$^$9!#(Bsendmail.cf $B$rD>@\5-=R$9$k$+$7$J$$$+$O!"?M$=$l$>$l$N(B
$B9M$(J}<!Bh$G$7$g$&$,!"0lHL$K$O(B CF $B$r;H$C$?J}$,4JJX$G$O$"$j$^$9$7!"(B
$B%_%9$b8:$k$s$8$c$J$$$+$H;W$$$^$9!#$b$H$b$H$=$N$?$a$K:n$i$l$?$b$N(B
$B$J$s$G$9$7!#(B

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
    $B8eF#OB@/!wHzGG(B	kgotoh@biwa.juice.or.jp
			kgotoh@biwa.linc.or.jp
			kgotoh@biwa.uinet.or.jp
