혹시 Qmail셋팅후 telnet 자동 closed 되는 현상..
경험하신 분 계신가요..?

[root@mysql netqmail-1.05]# telnet localhost 25
Trying 127.0.0.1...
Connected to localhost.localdomain (127.0.0.1).
Escape character is '^]'.
Connection closed by foreign host.

아래와 같이 셋팅했고... 설치는 잘 되었습니다.
방화벽도 열려 있구요..

[root@mysql ~]# cat /etc/hosts
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 localhost.localdomain localhost
::1 localhost6.localdomain6 localhost6
192.168.0.231 petpsoft.com localhost2
192.168.0.231 everytalking.com localhost3
192.168.0.231 real79.com localhost4
192.168.0.231 mysql.petpsoft.com localhost5
[root@mysql ~]# cat /etc/resolv.conf
search petpsoft.com
nameserver 168.126.63.1
nameserver 164.126.63.1
[root@mysql ~]# cat /etc/sysconfig/network
NETWORKING=yes
NETWORKING_IPV6=no
HOSTNAME=localhost.localdomain
DOMAINNAME=petpsoft.com

[root@host netqmail-1.05]# ps ax
2975 ? Ss 0:00 /bin/sh /command/svscanboot
3039 ? S 0:00 svscan /service
3040 ? S 0:00 readproctitle service errors: ..........................................................................
13235 ? S 0:00 supervise qmail-smtpd
13236 ? S 0:00 supervise log
13237 ? S 0:00 supervise qmail-send
13238 ? S 0:00 supervise log
13240 ? S 0:00 /usr/local/bin/multilog t /var/log/qmail/smtpd
13241 ? S 0:00 qmail-send
13242 ? S 0:00 /usr/local/bin/multilog t /var/log/qmail
13243 ? S 0:00 splogger qmail
13244 ? S 0:00 qmail-lspawn ./Maildir/
13245 ? S 0:00 qmail-rspawn
13246 ? S 0:00 qmail-clean
20419 ? Z 0:00 /usr/local/bin/tcpserver -vRHl0 -x /etc/tcp.smtp.cdb -u id -u qmaild -g id -g qmaild 0 25 /


[root@host ~]# pstree
|-svscanboot-+-readproctitle
| `-svscan-+-supervise---tcpserver
| |-2*[supervise---multilog]
| `-supervise---qmail-send-+-qmail-clean
| |-qmail-lspawn
| |-qmail-rspawn
| `-splogger

[root@host netqmail-1.05]# vi /etc/sysconfig/iptables

# Firewall configuration written by system-config-securitylevel
# Manual customization of this file is not recommended.
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:RH-Firewall-1-INPUT - [0:0]
-A INPUT -j RH-Firewall-1-INPUT
-A FORWARD -j RH-Firewall-1-INPUT
-A RH-Firewall-1-INPUT -i lo -j ACCEPT
-A RH-Firewall-1-INPUT -p icmp --icmp-type any -j ACCEPT
-A RH-Firewall-1-INPUT -p 50 -j ACCEPT
-A RH-Firewall-1-INPUT -p 51 -j ACCEPT
-A RH-Firewall-1-INPUT -p udp --dport 5353 -d 224.0.0.251 -j ACCEPT
-A RH-Firewall-1-INPUT -p udp -m udp --dport 631 -j ACCEPT
-A RH-Firewall-1-INPUT -p tcp -m tcp --dport 631 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 21 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 25 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 23 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 110 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 143 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 3690 -j ACCEPT
-A RH-Firewall-1-INPUT -j REJECT --reject-with icmp-host-prohibited
COMMIT

-- 아래는 설치 전문 입니다. 하도 안되서... CentOS밀고 책에 있는대로 설치한후 Qmail만 설치하고 있습니다. 먼저번에 APM 설치하고 나서 Qmail 설치 한번 성공은 했는데... 여러번 다시 해도 실패해서 아예 Qmail먼저 설치하고 있습니다.

[root@host ~]# yum install gcc gcc-c++ openssl-devel

[root@host ~]# cd /usr/local/src/
[root@host src]# mv /home/every/apm .
[root@host src]# mv /home/every/qmail .
[root@host src]# ls -l
?⑷퀎 8
drwxrwxr-x 3 every every 4096 11??11 14:13 apm
drwxrwxr-x 3 every every 4096 11??11 14:11 qmail
[root@host src]# chown -R root.root *

[root@host ~]# vi .bashrc

# .bashrc

# User specific aliases and functions

alias rm='rm -i'
alias cp='cp -i'
alias mv='mv -i'

# Source global definitions
if [ -f /etc/bashrc ]; then
        . /etc/bashrc
fi
LANG=C
~
~
".bashrc" 13L, 183C written
[root@host ~]# . .bashrc
[root@host ~]# cd /usr/local/src/
[root@host src]# ls -l
total 8
drwxrwxr-x 3 root root 4096 Nov 11 14:13 apm
drwxrwxr-x 3 root root 4096 Nov 11 14:11 qmail

[root@host src]# vi /etc/resolv.conf

search petpsoft.com
nameserver 168.126.63.1
nameserver 164.126.63.1
~
[root@host src]# vi /etc/hosts

# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1               host.petpsoft.com host localhost.localdomain localhost
::1             localhost6.localdomain6 localhost6
192.168.0.231   petpsoft.com petpsoft
192.168.0.231   everytalking.com localevery
192.168.0.231   real79.com localreal79
192.168.0.231   mysql.petpsoft.com localmysql
~
~

"/etc/hosts" 8L, 377C written
[root@host src]# vi /etc/sysconfig/network

NETWORKING=yes
NETWORKING_IPV6=no
HOSTNAME=host.petpsoft.com
DOMAINNAME=everytalking.com
GATEWAY=192.168.0.1

--> 파일은 미리 다 받았음.

[root@host src]# /etc/rc.d/init.d/sendmail stop
-bash: /etc/rc.d/init.d/sendmail: No such file or directory
[root@host src]# cd /usr/local/src/qmail/
[root@host qmail]# tar -xzf netqmail-1.05.tar.gz

--> ucspi-tcp-0.88 설치
[root@host qmail]# tar -xzf ucspi-tcp-0.88.tar.gz
[root@host qmail]# cd ucspi-tcp-0.88
[root@host ucspi-tcp-0.88]# patch -p1 < /usr/local/src/qmail/netqmail-1.05/other-patches/ucspi-tcp-0.88.errno.patch
patching file error.h
[root@host ucspi-tcp-0.88]# patch -p1 < /usr/local/src/qmail/netqmail-1.05/other-patches/ucspi-tcp-0.88.a_record.patch
patching file rblsmtpd.c
[root@host ucspi-tcp-0.88]# patch -p1 < /usr/local/src/qmail/netqmail-1.05/other-patches/ucspi-tcp-0.88.nodefaultrbl.patch
patching file rblsmtpd.c
Hunk #1 succeeded at 193 (offset 38 lines).
Hunk #3 succeeded at 227 (offset 38 lines).
[root@host ucspi-tcp-0.88]# make
[root@host ucspi-tcp-0.88]# make setup check

./install
./instcheck

--> install daemontools-0.76

[root@host ucspi-tcp-0.88]# mkdir -p /package
[root@host ucspi-tcp-0.88]# chmod 1755 /package/
[root@host ucspi-tcp-0.88]# cd ..
[root@host qmail]# tar -xzf daemontools-0.76.tar.gz -C /package/
[root@host qmail]# cd /package/admin/daemontools-0.76/
[root@host daemontools-0.76]# patch -p1 < /usr/local/src/qmail/netqmail-1.05/other-patches/daemontools-0.76.errno.patch
patching file src/error.h
[root@host daemontools-0.76]# package/install
Making compatibility links in /usr/local/bin...
Creating /service...
Adding svscanboot to inittab...
init should start svscan now.

[root@host daemontools-0.76]# ps ax
.....
 5286 ?        S      0:00 readproctitle service errors: ..............................................
 5287 pts/2    R+     0:00 ps ax
[root@host daemontools-0.76]# pstree
.....
     |-svscanboot-+-readproctitle
     |            `-svscan

--> install QMAIL.................

[root@host daemontools-0.76]# cd /usr/local/src/qmail/netqmail-1.05
[root@host netqmail-1.05]# mkdir /var/qmail
[root@host netqmail-1.05]# ./collate.sh

You should see 7 lines of text below.  If you see anything
else, then something might be wrong.
[1] Extracting qmail-1.03...
tar: Read 1024 bytes from -
[2] Patching qmail-1.03 into netqmail-1.05.  Look for errors below:
24
[4] The previous line should say 24 if you used GNU patch.
[5] Renaming qmail-1.03 to netqmail-1.05...
[6] Continue installing qmail using the instructions found at:
[7] http://www.lifewithqmail.org/lwq.html#installation

[root@host netqmail-1.05]# groupadd nofiles
[root@host netqmail-1.05]# useradd -g nofiles -d /var/qmail/alias alias
[root@host netqmail-1.05]# useradd -M -g nofiles -d /var/qmail qmaild
[root@host netqmail-1.05]# useradd -M -g nofiles -d /var/qmail qmaill
[root@host netqmail-1.05]# useradd -M -g nofiles -d /var/qmail qmailp
[root@host netqmail-1.05]# groupadd qmail
[root@host netqmail-1.05]# useradd -M -g qmail -d /var/qmail qmailq
[root@host netqmail-1.05]# useradd -M -g qmail -d /var/qmail qmailr
[root@host netqmail-1.05]# useradd -M -g qmail -d /var/qmail qmails
[root@host netqmail-1.05]# chgrp qmail /var/qmail

[root@host netqmail-1.05]# cd /usr/local/src/qmail/netqmail-1.05/netqmail-1.05
[root@host netqmail-1.05]# patch -p1 < /usr/local/src/qmail/qmail-date-localtime.patch
patching file date822fmt.c
[root@host netqmail-1.05]# patch -p0 < /usr/local/src/qmail/netqmail-1.05-tls-smtpauth-20070417.patch
....
patching file ./tls.h
patching file ./update_tmprsadh.sh

[root@host netqmail-1.05]# make
[root@host netqmail-1.05]# make setup check

./install
./instcheck

[root@host netqmail-1.05]# make cert
Generating a 1024 bit RSA private key
...++++++
.......++++++
writing new private key to '/var/qmail/control/servercert.pem'
-----
You are about to be asked to enter information that will be incorporated
into your certificate request.
What you are about to enter is what is called a Distinguished Name or a DN.
There are quite a few fields but you can leave some blank
For some fields there will be a default value,
If you enter '.', the field will be left blank.
-----
Country Name (2 letter code) [GB]:KR
State or Province Name (full name) [Berkshire]:SEOUL
Locality Name (eg, city) [Newbury]:SEOUL
Organization Name (eg, company) [My Company Ltd]:WICSSOFT
Organizational Unit Name (eg, section) []:RND
Common Name (eg, your name or your server's hostname) []:host.petpsoft.com
Email Address []:kevinhappy@nate.com
[root@host netqmail-1.05]# make tmprsadh

[root@host netqmail-1.05]# ./config-fast
Your fully qualified host name is .
Putting  into control/me...
Putting  into control/defaultdomain...
Putting  into control/plusdomain...
Putting  into control/locals...
Putting  into control/rcpthosts...
Now qmail will refuse to accept SMTP messages except to .
Make sure to change rcpthosts if you add hosts to locals or virtualdomains!
[root@host netqmail-1.05]# ./config-fast host.petpsoft.com
Your fully qualified host name is host.petpsoft.com.
Putting host.petpsoft.com into control/me...
Putting petpsoft.com into control/defaultdomain...
Putting petpsoft.com into control/plusdomain...
Putting host.petpsoft.com into control/locals...
Putting host.petpsoft.com into control/rcpthosts...
Now qmail will refuse to accept SMTP messages except to host.petpsoft.com.
Make sure to change rcpthosts if you add hosts to locals or virtualdomains!
[root@host netqmail-1.05]# ./config-fast everytalking.com
Your fully qualified host name is everytalking.com.
Putting everytalking.com into control/me...
Putting everytalking.com into control/defaultdomain...
Putting everytalking.com into control/plusdomain...
Putting everytalking.com into control/locals...
Putting everytalking.com into control/rcpthosts...
Now qmail will refuse to accept SMTP messages except to everytalking.com.
Make sure to change rcpthosts if you add hosts to locals or virtualdomains!
[root@host netqmail-1.05]# ./config-fast real79.com
Your fully qualified host name is real79.com.
Putting real79.com into control/me...
Putting real79.com into control/defaultdomain...
Putting real79.com into control/plusdomain...
Putting real79.com into control/locals...
Putting real79.com into control/rcpthosts...
Now qmail will refuse to accept SMTP messages except to real79.com.
Make sure to change rcpthosts if you add hosts to locals or virtualdomains!

[root@host netqmail-1.05]# vi /var/qmail/rc

#!/bin/sh

exec env - PATH="/var/qmail/bin:$PATH" \
qmail-start ./Maildir/ splogger qmail

[root@host netqmail-1.05]# chmod 755 /var/qmail/rc
[root@host netqmail-1.05]# mkdir -p /var/qmail/supervise/qmail-send/log
[root@host netqmail-1.05]# mkdir -p /var/qmail/supervise/qmail-smtpd/log
[root@host netqmail-1.05]# chmod +t /var/qmail/supervise/qmail-send
[root@host netqmail-1.05]# chmod +t /var/qmail/supervise/qmail-smtpd
[root@host netqmail-1.05]# vi /var/qmail/supervise/qmail-send/run

#!/bin/sh
exec /var/qmail/rc

[root@host netqmail-1.05]# vi /var/qmail/supervise/qmail-send/log/run

#!/bin/sh
exec /usr/local/bin/setuidgid qmaill \
/usr/local/bin/multilog t /var/log/qmail

[root@host netqmail-1.05]# vi /var/qmail/supervise/qmail-smtpd/run

#!/bin/sh
Q_UID='id -u qmaild'
Q_GID='id -g qmaild'

exec /usr/local/bin/softlimit -m 20000000 \
        /usr/local/bin/tcpserver -vRHl 0 -x /etc/tcp.smtp.cdb \
        -u $Q_UID -g $Q_GID 0 25 /var/qmail/bin/qmail-smtpd 2>&1

[root@host netqmail-1.05]# vi /var/qmail/supervise/qmail-smtpd/log/run

#!/bin/sh
exec /usr/local/bin/setuidgid qmaill \
/usr/local/bin/multilog t /var/log/qmail/smtpd

[root@host netqmail-1.05]# chmod 755 /var/qmail/supervise/qmail-send/run
[root@host netqmail-1.05]# chmod 755 /var/qmail/supervise/qmail-send/log/run
[root@host netqmail-1.05]# chmod 755 /var/qmail/supervise/qmail-smtpd/run
[root@host netqmail-1.05]# chmod 755 /var/qmail/supervise/qmail-smtpd/log/run
[root@host netqmail-1.05]# mkdir -p /var/log/qmail/smtpd
[root@host netqmail-1.05]# chown qmaill /var/log/qmail /var/log/qmail/smtpd
[root@host netqmail-1.05]# vi /etc/tcp.smtp

127.0.0.1:allow,RELAYCLIENT=""
192.168.0.231:allow,RELAYCLIENT=""
192.168.0.:allow,RELAYCLIENT=""

[root@host netqmail-1.05]# tcprules /etc/tcp.smtp.cdb /etc/tcp.smtp.tmp < /etc/tcp.smtp
[root@host netqmail-1.05]# vi /etc/rc.d/init.d/qmail

#!/bin/sh

# For RedHat chkconfig
# chkconfig: - 80 30
# description: the qmail MTA

PATH=/var/qmail/bin:/bin:/usr/bin:/usr/local/bin:/usr/local/sbin
export PATH

case "$1" in
  start)
    echo "Starting qmail"
  if [ -e /service/qmail-send ] ; then
   if svok /service/qmail-send ; then
   svc -u /service/qmail-send
  else
   echo qmail-send supervise not running
  fi
  else
   ln -s /var/qmail/supervise/qmail-send /service/
  fi

  if [ -e /service/qmail-smtpd ] ; then
   if svok /service/qmail-smtpd ; then
   svc -u /service/qmail-smtpd
  else
   echo qmail-smtpd supervise not running
  fi
  else
   ln -s /var/qmail/supervise/qmail-smtpd /service/
  fi
 
    if [ -d /var/lock/subsys ]; then
      touch /var/lock/subsys/qmail
    fi
    ;;
  stop)
    echo "Stopping qmail..."
    echo "  qmail-smtpd"
    svc -dx /service/qmail-smtpd /service/qmail-smtpd/log
  rm -f /service/qmail-smtpd
    echo "  qmail-send"
    svc -dx /service/qmail-send /service/qmail-send/log
  rm -f /service/qmail-send
    if [ -f /var/lock/subsys/qmail ]; then
      rm /var/lock/subsys/qmail
    fi
    ;;
  stat)
    svstat /service/qmail-send
    svstat /service/qmail-send/log
    svstat /service/qmail-smtpd
    svstat /service/qmail-smtpd/log
    qmail-qstat
    ;;
  doqueue|alrm|flush)
    echo "Flushing timeout table and sending ALRM signal to qmail-send."
    /var/qmail/bin/qmail-tcpok
    svc -a /service/qmail-send
    ;;
  queue)
    qmail-qstat
    qmail-qread
    ;;
  reload|hup)
    echo "Sending HUP signal to qmail-send."
    svc -h /service/qmail-send
    ;;
  pause)
    echo "Pausing qmail-send"
    svc -p /service/qmail-send
    echo "Pausing qmail-smtpd"
    svc -p /service/qmail-smtpd
    ;;
  cont)
    echo "Continuing qmail-send"
    svc -c /service/qmail-send
    echo "Continuing qmail-smtpd"
    svc -c /service/qmail-smtpd
    ;;
  restart)
    echo "Restarting qmail:"
    echo "* Stopping qmail-smtpd."
    svc -d /service/qmail-smtpd
    echo "* Sending qmail-send SIGTERM and restarting."
    svc -t /service/qmail-send
    echo "* Restarting qmail-smtpd."
    svc -u /service/qmail-smtpd
    ;;
  cdb)
    tcprules /etc/tcp.smtp.cdb /etc/tcp.smtp.tmp < /etc/tcp.smtp
    chmod 644 /etc/tcp.smtp.cdb
    echo "Reloaded /etc/tcp.smtp."
    ;;
  help)
    cat <<HELP
   stop -- stops mail service (smtp connections refused, nothing goes out)
  start -- starts mail service (smtp connection accepted, mail can go out)
  pause -- temporarily stops mail service (connections accepted, nothing leaves)
   cont -- continues paused mail service
   stat -- displays status of mail service
    cdb -- rebuild the tcpserver cdb file for smtp
restart -- stops and restarts smtp, sends qmail-send a TERM & restarts it
doqueue -- schedules queued messages for immediate delivery
 reload -- sends qmail-send HUP, rereading locals and virtualdomains
  queue -- shows status of queue
   alrm -- same as doqueue
  flush -- same as doqueue
    hup -- same as reload
HELP
    ;;
  *)
    echo "Usage: $0 {start|stop|restart|doqueue|flush|reload|stat|pause|cont|cdb|queue|help}"
    exit 1
    ;;
esac

exit 0

[root@host netqmail-1.05]# chmod 755 /etc/rc.d/init.d/qmail
[root@host netqmail-1.05]# chkconfig --add qmail
[root@host netqmail-1.05]# chkconfig --level 345 qmail on
[root@host netqmail-1.05]# mv /usr/lib/sendmail /usr/lib/sendmail.org   
mv: cannot stat `/usr/lib/sendmail': No such file or directory
[root@host netqmail-1.05]# mv /usr/sbin/sendmail /usr/sbin/sendmail.org  
mv: cannot stat `/usr/sbin/sendmail': No such file or directory
[root@host netqmail-1.05]# ln -s /var/qmail/bin/sendmail /usr/lib
[root@host netqmail-1.05]# ln -s /var/qmail/bin/sendmail /usr/sbin
[root@host netqmail-1.05]# echo master > /var/qmail/alias/.qmail-root
[root@host netqmail-1.05]# echo master > /var/qmail/alias/.qmail-postmaster
[root@host netqmail-1.05]# echo master > /var/qmail/alias/.qmail-mailer-daemon
[root@host netqmail-1.05]# chmod 644 /var/qmail/alias/.qmail*

[root@host netqmail-1.05]# /etc/rc.d/init.d/qmail start
Starting qmail

[root@host netqmail-1.05]# ps ax
 2975 ?        Ss     0:00 /bin/sh /command/svscanboot
 3039 ?        S      0:00 svscan /service
 3040 ?        S      0:00 readproctitle service errors: ..........................................................................
....
25218 ?        S      0:00 supervise qmail-smtpd
25219 ?        S      0:00 supervise log
25220 ?        S      0:00 supervise qmail-send
25222 ?        S      0:00 /usr/local/bin/multilog t /var/log/qmail/smtpd
25224 ?        S      0:00 supervise log
25225 ?        S      0:00 /usr/local/bin/multilog t /var/log/qmail
25272 ?        S      0:00 qmail-send
25273 ?        S      0:00 /usr/local/bin/tcpserver -vRHl0 -x /etc/tcp.smtp.cdb -u id -u qmaild -g id -
25274 ?        S      0:00 splogger qmail
25275 ?        S      0:00 qmail-lspawn ./Maildir/
25276 ?        S      0:00 qmail-rspawn
25277 ?        S      0:00 qmail-clean

[root@host ~]# pstree
     |-svscanboot-+-readproctitle
     |            `-svscan-+-supervise---tcpserver
     |                     |-2*[supervise---multilog]
     |                     `-supervise---qmail-send-+-qmail-clean
     |                                              |-qmail-lspawn
     |                                              |-qmail-rspawn
     |                                              `-splogger

[root@host netqmail-1.05]# telnet localhost 25
Trying 127.0.0.1...
Connected to localhost.localdomain (127.0.0.1).
Escape character is '^]'.
Connection closed by foreign host.

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