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[gX:~] # telnet g50.class 25 ... HELO gX.dX.class ... MAIL FROM: root@gX.dX.class ... RCPT TO: root@g50.class ... DATA ... To: root@g50.class Subject: test test . QUIT
[gX:~] # more /usr/share/sendmail/cf/README [gX:~] # cd /etc/mail [gX:/etc/mail] # cat gX.dX.class.mc OSTYPE(freebsd6) MAILER(local) MAILER(smtp) [gX:/etc/mail] # make cf [gX:/etc/mail] # make install [gX:/etc/mail] # cat /etc/rc.conf ... sendmail_enable="YES" [gX:/etc/mail] # /etc/rc.d/sendmail restart
root@gX:~# apt-get install postfix mailx General type of mail configuration: Internet Site System mail name: gX.dX.class root@gX:~# man 5 postconf root@gX:~# cat /etc/aliases # Added by installer for initial user # root: student root@gX:~# newaliases
gX# mail root gX# mail root@gX.dX.class
gX# mail Mail version 8.1 6/6/93. Type ? for help. "/var/mail/root": 2 messages 2 new >N 1 user@cX.dX.class Wed Oct 26 16:33 22/814 "w" N 2 root@cX.dX.class Wed Oct 26 16:35 12/425
h - список писем номер - читать письмо с указанным номером d 1-4 - удалить письма с 1 по 4 d * - удалить все письма r номер - написать ответ на письмо с указанным номером ? - help q - выход
[gX:~] # cd /etc/namedb/master/
root@gX:~# cd /var/cache/bind/
gX# cat dX.class $TTL 3h dX.class. SOA gX.class. root.gX.class. 2 1d 12h 1w 3h NS gX.class. A 172.16.1.X ... gX # nslookup -q=A dX.class
[gX:/etc/mail] # cat gX.dX.class.mc OSTYPE(freebsd6) FEATURE(`use_cw_file') MAILER(local) MAILER(smtp) [gX:/etc/mail] # cat local-host-names dX.class [gX:/etc/mail] # make cf [gX:/etc/mail] # make install [gX:/etc/mail] # /etc/rc.d/sendmail restart
root@gX:~# rcsdiff /etc/postfix/main.cf < mydestination = gX.dX.class, localhost.dX.class, , localhost --- > mydestination = gX.dX.class, localhost.dX.class, dX.class, localhost root@gX:~# /etc/init.d/postfix force-reload
[cX:/etc/mail] # cat cX.dX.class.mc OSTYPE(freebsd6) define(`SMART_HOST', `gX.dX.class') MAILER(local) MAILER(smtp) [cX:/etc/mail] # make cf [cX:/etc/mail] # make install [cX:/etc/mail] # /etc/rc.d/sendmail restart
root@cX:~# apt-get install postfix mailx General type of mail configuration: Internet Site System mail name: cX.dX.class root@gX:~# cat /etc/aliases # Added by installer for initial user # root: student root@gX:~# newaliases root@cX:~# rcsdiff /etc/postfix/main.cf 35c35 < relayhost = --- > relayhost = gX.dX.class
[gX:/etc/mail] # cat gX.class.mc OSTYPE(freebsd6) FEATURE(`use_cw_file') FEATURE(access_db, `hash -o -T<TMPF> /etc/mail/access') MAILER(local) MAILER(smtp) [gX:/etc/mail] # cat access 192.168.X RELAY [gX:/etc/mail] # make maps [gX:/etc/mail] # make cf [gX:/etc/mail] # make install [gX:/etc/mail] # /etc/rc.d/sendmail restart
root@g13:~# rcsdiff /etc/postfix/main.cf 36c36 < mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 --- > mynetworks = 127.0.0.0/8 192.168.13.0/24
gX# cat dX.class … cX A 192.168.X.10 MX 2 gX.class. MX 1 cX …
Примечание: Использование DNS View позволяет для внешних хостов указывать один почтовый сервер, а внутри другой. Это позволит обойтись без задержек при отправке почты.
[cX:~] # cat /etc/rc.conf ... sendmail_enable="YES" [cX:~] # /etc/rc.d/sendmail restart
[gX:/etc/mail] # cat access cX.dX.class RELAY [gX:/etc/mail] # make maps
root@gX:~# rcsdiff /etc/postfix/main.cf 40a41 > permit_mx_backup = cX.dX.class
[gX:~] # cat /etc/mail/aliases
root@gX:~# cat /etc/aliases
... root: root, root@g50.class ...
gX# newaliases gX# mail root
Домен cX.dX.class
gX# cat dX.class ... cX A 192.168.X.10 MX 2 gX.class. ...
[gX:/etc/mail] # adduser Username: mailuser … shell: nologin …
root@g13:~# adduser mailuser ... root@g13:~# chsh mailuser ... Login Shell [/bin/bash]: /usr/sbin/nologin
[gX:/etc/mail] # cat access 192.168.X RELAY # cX.dX.class [gX:/etc/mail] # cat local-host-names dX.class cX.dX.class [gX:/etc/mail] # grep virt freebsd.mc [gX:/etc/mail] # cat gX.class.mc OSTYPE(freebsd6) FEATURE(`use_cw_file') FEATURE(access_db, `hash -o -T<TMPF> /etc/mail/access') FEATURE(virtusertable, `hash -o /etc/mail/virtusertable') MAILER(local) MAILER(smtp) [gX:/etc/mail] # cat virtusertable root@cX.dX.class mailuser [gX:/etc/mail] # make maps [gX:/etc/mail] # make cf [gX:/etc/mail] # make install [gX:/etc/mail] # /etc/rc.d/sendmail restart
root@gX:~# rcsdiff /etc/postfix/main.cf 41c41,42 < permit_mx_backup = cX.dX.class --- > virtual_alias_domains = cX.dX.class > virtual_alias_maps = hash:/etc/postfix/virtual root@gX:~# cat /etc/postfix/virtual root@cX.dX.class mailuser root@gX:~# postmap /etc/postfix/virtual root@gX:~# /etc/init.d/postfix force-reload
gX# mail root@cX.dX.class gX# mail –u mailuser