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To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: Your message of "Tue, 1 Dec 1998 10:14:32 +0900"
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Date: Tue, 01 Dec 1998 13:28:58 +0900
From: Akihiko GOTANDA <a-gota@edomae.or.jp>
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Subject: [FreeBSD-users-jp 35860] Re: "/var/log/maillog"
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$B8^H?ED!w9>8MA0$G$9!#(B

$B!t(B HTML message $B$NE:IU$O$d$a$F$/$@$5$$!#(B

Tue, 1 Dec 1998 10:14:32 +0900 $B:"!"(B
"$BJ?Bt(B $B0l9((B" <hirasawa@sc-net.co.jp> $B$5$s$,(B
$B!V(B[FreeBSD-users-jp 35851] "/var/log/maillog"$B$N8+J}$r65$($F$/$@$5$$!W(B
$B$J$k%a!<%k$G6D$k$3$H$K(B:

> $B%/%i%$%"%s%H$+$i$N%a!<%kAw?.;~$K!"(B"/var/log/maillog"$B$NFbMF$,2<5-$H$J$k$N$G$9(B
> $B$,2?=h$N@_Dj$,0-$$$N$+65$($F$/$@$5$$!#(B

$B!V0-$$!W$H$$$&$N$O!"$I$NItJ,$N$3$H$J$s$G$7$g$&!)(B $BF0:n<+BN$O@5>o$K$7$F(B
$B$$$k$h$&$K8+$($k$s$G$9$,!#(B

> [ "/var/log/maillog"$B$NFbMF(B ]
> Nov 30 21:11:17 ns smtpd[376]: SMTP HELO from UNKNOWN() as "AAAAAAAAA"
> Nov 30 21:11:17 ns smtpd[376]: mail from <from-name@domain.co.jp>
> Nov 30 21:11:18 ns smtpd[376]: Recipient <to-name@domain.ne.jp>
> Nov 30 21:11:18 ns smtpd[376]: Received 1151 bytes of message body from
> UNKNOWN(XXX.XXX.XXX.XXX)

`UNKNOWN' $B$H$$$&$N$,$4ITK~$J$s$G$7$g$&$+!)(B $B$@$H$7$?$iC1$K!"(B

> AAAAAAAAA       : $B%/%i%$%"%s%HL>>N(B
> XXX.XXX.XXX.XXX : $B%/%i%$%"%s%H(BIP$B%"%I%l%9(B

$B$NBP1~$,(B DNS $B$G@5$7$/0z$1$k$h$&$K$9$l$P$$$$$N$G$O!)(B

$B7o$N(B client machine $B$O(B DNS $B$KEPO?$7$F$"$j$^$9$+!)(B


$B!t(B $B$I!<$G$b$$$$$s$G$9$,!"(BFireWall $B$O$7$C$+$j9=C[$7$?J}$,$$$$$H;W$$$^$9(B
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                                           a-gota@edomae.or.jp
                                           gotanda.akihiko@nifty.ne.jp
                            (NCA03530@niftyserve.or.jp is now obsolete)
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