SMTP补充
2016-12-07 10:59
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SMTP补充
Maillinux.linux.com主机ip:172.25.254.145
Mailwestos.westos.com主机ip:172.25.254.245
真实主机ip:172.25.254.45
########################################
1.不能发(客户端主机名/地址限制 )
![](http://s2.51cto.com/wyfs02/M00/8B/38/wKioL1hHd3XQpF_JAAEsGRx-mrs821.png-wh_500x0-wm_3-wmp_4-s_94284806.png)
![](http://s4.51cto.com/wyfs02/M01/8B/38/wKioL1hHd3-TKT6_AACfiqVMrNc852.png-wh_500x0-wm_3-wmp_4-s_1004672708.png)
postfix access 对文件加密
进行过滤client
![](http://s5.51cto.com/wyfs02/M00/8B/3B/wKiom1hHd46x3bCuAAEUcFDQHIU483.png-wh_500x0-wm_3-wmp_4-s_3887654086.png)
如果客户端的ip地址符合$mynetworks参数定义的范围则接受该客户端的连接请求
;reject_maps_rbl:如果客户端的网络地址符合$maps_rbl_domains参数的值则拒绝
该客户端的连接请求)
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHd5mBMeTHAAC6Uim_y_k967.png-wh_500x0-wm_3-wmp_4-s_1893997358.png)
客户端测试
![](http://s5.51cto.com/wyfs02/M02/8B/38/wKioL1hHeBORi-upAAFtAns38bg757.png-wh_500x0-wm_3-wmp_4-s_24556796.png)
2.拒绝某用户发送邮件(通过发件人地址进行限制)
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeCCwkVKUAACDOPCcPDQ398.png-wh_500x0-wm_3-wmp_4-s_1435612527.png)
在/etc/paostfix/sender文件中,写入
![](http://s5.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeCqjcbc3AAAv4Fes_bM152.png-wh_500x0-wm_3-wmp_4-s_1086400218.png)
找出sender
![](http://s1.51cto.com/wyfs02/M00/8B/38/wKioL1hHeDPyB62lAAGb4kEeZmQ430.png-wh_500x0-wm_3-wmp_4-s_2164698360.png)
对用户进行限制,如果时sender文件中所写的用户。则不能发送邮件,然后重启服务
![](http://s2.51cto.com/wyfs02/M01/8B/3B/wKiom1hHeD7BRxgCAAEZ68_ph5A007.png-wh_500x0-wm_3-wmp_4-s_973610066.png)
测试
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeEnQ3Lu9AAGk1upXbCw877.png-wh_500x0-wm_3-wmp_4-s_4244346353.png)
3.不能收(通过收件人地址进行过滤)
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeFWzzaXLAAEWY59BKBw102.png-wh_500x0-wm_3-wmp_4-s_1596856004.png)
在/etc/paostfix/recip文件中,写入
![](http://s3.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeGCzRrQnAAAahPiIsu8796.png-wh_500x0-wm_3-wmp_4-s_2535136305.png)
找出recip
![](http://s1.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeGmgIItPAADrhRLfwgQ638.png-wh_500x0-wm_3-wmp_4-s_2613047441.png)
不管客户端的主机名,只要符合以下的条件, 就拒绝该客户端SMTP
![](http://s1.51cto.com/wyfs02/M00/8B/38/wKioL1hHeHPyG9E3AADuLT-JGDU713.png-wh_500x0-wm_3-wmp_4-s_4160995553.png)
测试
![](http://s3.51cto.com/wyfs02/M01/8B/3B/wKiom1hHeHzwaKNNAAGDJYTWOss380.png-wh_500x0-wm_3-wmp_4-s_1046893719.png)
###################################
4.dovecot(豆腐块)
安装dovecot
![](http://s3.51cto.com/wyfs02/M01/8B/38/wKioL1hHeIXAZrs9AADci76tWoI472.png-wh_500x0-wm_3-wmp_4-s_2076184333.png)
配置文件的修改
![](http://s1.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeI-S0ExHAADWtSXG5N4769.png-wh_500x0-wm_3-wmp_4-s_1414358424.png)
改两处
![](http://s1.51cto.com/wyfs02/M02/8B/38/wKioL1hHeJigYqdwAABaOFk5gYc627.png-wh_500x0-wm_3-wmp_4-s_1964173870.png)
![](http://s5.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeKLTPZGvAADaPdR3_qs461.png-wh_500x0-wm_3-wmp_4-s_162539099.png)
![](http://s1.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeKzzIUW4AALfmCotTuA483.png-wh_500x0-wm_3-wmp_4-s_2151378547.png)
改一处
![](http://s1.51cto.com/wyfs02/M02/8B/38/wKioL1hHeLaT6e8vAAE528EA_PU599.png-wh_500x0-wm_3-wmp_4-s_3042716702.png)
创建新用户并且设置密码
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHeMKy-zUBAAGS3x7cc1s663.png-wh_500x0-wm_3-wmp_4-s_2077768474.png)
创建目录及文件
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHeM3A8HkhAAE4IkLXgM4072.png-wh_500x0-wm_3-wmp_4-s_2948433168.png)
重启服务,发现端口已经打开
![](http://s1.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeNah13xkAAGu4E4klLo579.png-wh_500x0-wm_3-wmp_4-s_2128186854.png)
测试
mutt -f pops://westos@172.25.254.245
5.在真机上用雷鸟测试是否能接收邮件
* 安装雷鸟
只需要解压雷鸟包,加压后进到雷鸟主目录,点斜杠运行thunderbird就好了。提示缺什么你就yum装什么就好了。
由于缺的包比较多,所以写个脚本
yum whatprovides $1
每次。/thunterbird后
sh 脚本名 缺少的软件
* 添加雷鸟账户
![](http://s4.51cto.com/wyfs02/M01/8B/38/wKioL1hHeOCjWwRwAABqQ6S2bdg813.png-wh_500x0-wm_3-wmp_4-s_135029980.png)
—》右键——》设定——》帐号操作——》新增电子邮件帐号——》填写信息:
![](http://s2.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeOuDdh8HAACR-tthQlQ421.png-wh_500x0-wm_3-wmp_4-s_2444488852.png)
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHePfw2Za6AAGSkeY606Y747.png-wh_500x0-wm_3-wmp_4-s_965212378.png)
——》继续点击确定:
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeP-BZYBEAAF_fmelDQc304.png-wh_500x0-wm_3-wmp_4-s_3963543072.png)
—》目前我们的雷鸟是不加密,也不需要密码的:
6.数据库连接邮箱
网页数据库
![](http://s4.51cto.com/wyfs02/M02/8B/38/wKioL1hHeQmjaZSeAAGz2Qws9Ps493.png-wh_500x0-wm_3-wmp_4-s_1356855913.png)
数据库mail表格muser
![](http://s2.51cto.com/wyfs02/M02/8B/38/wKioL1hHeROTucn6AAGuj9ad3jw699.png-wh_500x0-wm_3-wmp_4-s_631581502.png)
创建用户并且给权限
![](http://s4.51cto.com/wyfs02/M00/8B/38/wKioL1hHeR6wy_7_AAEM38dnxn8409.png-wh_500x0-wm_3-wmp_4-s_2265381810.png)
![](http://s1.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeSfQ_uDsAABydL8Sf00985.png-wh_500x0-wm_3-wmp_4-s_2825917208.png)
![](http://s5.51cto.com/wyfs02/M01/8B/38/wKioL1hHeTGy7yOsAABdWQDXzb0990.png-wh_500x0-wm_3-wmp_4-s_2278176613.png)
查询测试
cd /etc/postfix/
![](http://s4.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeT3AD_3nAACLuJfFtC4240.png-wh_500x0-wm_3-wmp_4-s_3899781220.png)
![](http://s1.51cto.com/wyfs02/M01/8B/38/wKioL1hHeUXRBBWnAABmbSTgPEc954.png-wh_500x0-wm_3-wmp_4-s_485267573.png)
postmap -q "admin@westos.org" mysql:/etc/postfix/mysql-users.cf
查询测试
vim mysql-domain.cf
![](http://s2.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeU-CHM2aAABgbivCEg8985.png-wh_500x0-wm_3-wmp_4-s_593529734.png)
postmap -q "admin@westos.org" mysql:/etc/postfix/mysql-domain.cf
查询测试
vim mysql-maildir.cf
![](http://s2.51cto.com/wyfs02/M02/8B/38/wKioL1hHeVrQVamCAABgqvfv1Ag666.png-wh_500x0-wm_3-wmp_4-s_816814644.png)
postmap -q "admin@westos.org" mysql:/etc/postfix/mysql-maildir.cf
数据库里的虚拟用户发送邮件
groupadd -g 666 vmail
useradd -g 666 -u 666 vmail
![](http://s4.51cto.com/wyfs02/M00/8B/3C/wKiom1hHeWWTDB85AAIGYy0Uj2Y449.png-wh_500x0-wm_3-wmp_4-s_2629426469.png)
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHeW6ArOsAAABjIz3Hi4U807.png-wh_500x0-wm_3-wmp_4-s_4082351327.png)
![](http://s1.51cto.com/wyfs02/M00/8B/3C/wKiom1hHeXjhVkh4AALuKPd9Oo8391.png-wh_500x0-wm_3-wmp_4-s_3544304630.png)
数据库里的虚拟用户接收邮件
![](http://s5.51cto.com/wyfs02/M00/8B/38/wKioL1hHeYLhLeXGAALmnmIK-yU057.png-wh_500x0-wm_3-wmp_4-s_125675907.png)
vim dovecot.conf
protocols = imap pop3 lmtp
disable_plaintext_auth = no
数据库里的虚拟用户收邮件
cd /etc/dovecot/
vim dovecot.conf
protocols = imap pop3 lmtp
disable_plaintext_auth = no
![](http://s5.51cto.com/wyfs02/M01/8B/38/wKioL1hHeY2gy58AAAA15LeqbJg412.png-wh_500x0-wm_3-wmp_4-s_771758016.png)
![](http://s4.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeZey-FKaAADByRsXC0Y705.png-wh_500x0-wm_3-wmp_4-s_459883393.png)
![](http://s1.51cto.com/wyfs02/M02/8B/38/wKioL1hHeaCisyyrAACQbXr6eaM955.png-wh_500x0-wm_3-wmp_4-s_123689971.png)
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeamA8-MSAACxqpSVMek859.png-wh_500x0-wm_3-wmp_4-s_2446604004.png)
cd conf.d/
vim 10-auth.conf
![](http://s2.51cto.com/wyfs02/M00/8B/3C/wKiom1hHebeB4Ba8AADkwjoLmx8099.png-wh_500x0-wm_3-wmp_4-s_3821333591.png)
vim 10-mail.conf
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHecDTGgFeAABMGYSpvLE714.png-wh_500x0-wm_3-wmp_4-s_966960415.png)
![](http://s4.51cto.com/wyfs02/M00/8B/38/wKioL1hHecqx8lxqAACu-OLDSzc278.png-wh_500x0-wm_3-wmp_4-s_1325745265.png)
测试
telnet 172.25.254.245 110
7.空壳邮件
配置DNS
![](http://s4.51cto.com/wyfs02/M01/8B/3C/wKiom1hHedbQPK_0AABPnv-2OGY730.png-wh_500x0-wm_3-wmp_4-s_848576924.png)
vim /var/named/westos.org.zone
![](http://s4.51cto.com/wyfs02/M02/8B/3C/wKiom1hHed-BVdaQAAC1dNzgQMA220.png-wh_500x0-wm_3-wmp_4-s_3884587646.png)
vim /etc/postfix/main.cf
真实主机机名
真实域名
![](http://s3.51cto.com/wyfs02/M02/8B/38/wKioL1hHeenjI0G2AACrkU2IaV4198.png-wh_500x0-wm_3-wmp_4-s_2489825084.png)
作哪个域的空壳
![](http://s2.51cto.com/wyfs02/M02/8B/3C/wKiom1hHefODkrXUAAAgLBBK9RY940.png-wh_500x0-wm_3-wmp_4-s_1828214876.png)
打开25端口
![](http://s4.51cto.com/wyfs02/M00/8B/38/wKioL1hHef-Ck2joAAB1-0YT9Ow715.png-wh_500x0-wm_3-wmp_4-s_2737497594.png)
如果给‘空壳’传送邮件会报错
![](http://s5.51cto.com/wyfs02/M02/8B/38/wKioL1hHegnTYuWeAACv5iAJU-M112.png-wh_500x0-wm_3-wmp_4-s_2562002267.png)
什么都不写,因为作为空壳邮件不接受处理任何邮件
![](http://s5.51cto.com/wyfs02/M00/8B/38/wKioL1hHehWQ9PURAABKAZEuw4I445.png-wh_500x0-wm_3-wmp_4-s_565980871.png)
主处理邮件的服务器
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeqPARqi7AACqFtL0hn8877.png-wh_500x0-wm_3-wmp_4-s_527506241.png)
systemctl restart postfix.service
真正接收邮件的服务器(MAT邮件服务器)
vim /etc/postfix/main.cf
空壳是谁
![](http://s4.51cto.com/wyfs02/M00/8B/3C/wKiom1hHerfCf4DjAABE6rW3NI0494.png-wh_500x0-wm_3-wmp_4-s_2028396492.png)
systemctl restart postfix.service
测试:给空壳发的邮件最后都是MAT服务器处理的
Maillinux.linux.com主机ip:172.25.254.145
Mailwestos.westos.com主机ip:172.25.254.245
真实主机ip:172.25.254.45
########################################
1.不能发(客户端主机名/地址限制 )
![](http://s2.51cto.com/wyfs02/M00/8B/38/wKioL1hHd3XQpF_JAAEsGRx-mrs821.png-wh_500x0-wm_3-wmp_4-s_94284806.png)
![](http://s4.51cto.com/wyfs02/M01/8B/38/wKioL1hHd3-TKT6_AACfiqVMrNc852.png-wh_500x0-wm_3-wmp_4-s_1004672708.png)
postfix access 对文件加密
进行过滤client
![](http://s5.51cto.com/wyfs02/M00/8B/3B/wKiom1hHd46x3bCuAAEUcFDQHIU483.png-wh_500x0-wm_3-wmp_4-s_3887654086.png)
如果客户端的ip地址符合$mynetworks参数定义的范围则接受该客户端的连接请求
;reject_maps_rbl:如果客户端的网络地址符合$maps_rbl_domains参数的值则拒绝
该客户端的连接请求)
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHd5mBMeTHAAC6Uim_y_k967.png-wh_500x0-wm_3-wmp_4-s_1893997358.png)
客户端测试
![](http://s5.51cto.com/wyfs02/M02/8B/38/wKioL1hHeBORi-upAAFtAns38bg757.png-wh_500x0-wm_3-wmp_4-s_24556796.png)
2.拒绝某用户发送邮件(通过发件人地址进行限制)
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeCCwkVKUAACDOPCcPDQ398.png-wh_500x0-wm_3-wmp_4-s_1435612527.png)
在/etc/paostfix/sender文件中,写入
![](http://s5.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeCqjcbc3AAAv4Fes_bM152.png-wh_500x0-wm_3-wmp_4-s_1086400218.png)
找出sender
![](http://s1.51cto.com/wyfs02/M00/8B/38/wKioL1hHeDPyB62lAAGb4kEeZmQ430.png-wh_500x0-wm_3-wmp_4-s_2164698360.png)
对用户进行限制,如果时sender文件中所写的用户。则不能发送邮件,然后重启服务
![](http://s2.51cto.com/wyfs02/M01/8B/3B/wKiom1hHeD7BRxgCAAEZ68_ph5A007.png-wh_500x0-wm_3-wmp_4-s_973610066.png)
测试
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeEnQ3Lu9AAGk1upXbCw877.png-wh_500x0-wm_3-wmp_4-s_4244346353.png)
3.不能收(通过收件人地址进行过滤)
![](http://s3.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeFWzzaXLAAEWY59BKBw102.png-wh_500x0-wm_3-wmp_4-s_1596856004.png)
在/etc/paostfix/recip文件中,写入
![](http://s3.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeGCzRrQnAAAahPiIsu8796.png-wh_500x0-wm_3-wmp_4-s_2535136305.png)
找出recip
![](http://s1.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeGmgIItPAADrhRLfwgQ638.png-wh_500x0-wm_3-wmp_4-s_2613047441.png)
不管客户端的主机名,只要符合以下的条件, 就拒绝该客户端SMTP
![](http://s1.51cto.com/wyfs02/M00/8B/38/wKioL1hHeHPyG9E3AADuLT-JGDU713.png-wh_500x0-wm_3-wmp_4-s_4160995553.png)
测试
![](http://s3.51cto.com/wyfs02/M01/8B/3B/wKiom1hHeHzwaKNNAAGDJYTWOss380.png-wh_500x0-wm_3-wmp_4-s_1046893719.png)
###################################
4.dovecot(豆腐块)
安装dovecot
![](http://s3.51cto.com/wyfs02/M01/8B/38/wKioL1hHeIXAZrs9AADci76tWoI472.png-wh_500x0-wm_3-wmp_4-s_2076184333.png)
配置文件的修改
![](http://s1.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeI-S0ExHAADWtSXG5N4769.png-wh_500x0-wm_3-wmp_4-s_1414358424.png)
改两处
![](http://s1.51cto.com/wyfs02/M02/8B/38/wKioL1hHeJigYqdwAABaOFk5gYc627.png-wh_500x0-wm_3-wmp_4-s_1964173870.png)
![](http://s5.51cto.com/wyfs02/M00/8B/3B/wKiom1hHeKLTPZGvAADaPdR3_qs461.png-wh_500x0-wm_3-wmp_4-s_162539099.png)
![](http://s1.51cto.com/wyfs02/M02/8B/3B/wKiom1hHeKzzIUW4AALfmCotTuA483.png-wh_500x0-wm_3-wmp_4-s_2151378547.png)
改一处
![](http://s1.51cto.com/wyfs02/M02/8B/38/wKioL1hHeLaT6e8vAAE528EA_PU599.png-wh_500x0-wm_3-wmp_4-s_3042716702.png)
创建新用户并且设置密码
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHeMKy-zUBAAGS3x7cc1s663.png-wh_500x0-wm_3-wmp_4-s_2077768474.png)
创建目录及文件
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHeM3A8HkhAAE4IkLXgM4072.png-wh_500x0-wm_3-wmp_4-s_2948433168.png)
重启服务,发现端口已经打开
![](http://s1.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeNah13xkAAGu4E4klLo579.png-wh_500x0-wm_3-wmp_4-s_2128186854.png)
测试
mutt -f pops://westos@172.25.254.245
5.在真机上用雷鸟测试是否能接收邮件
* 安装雷鸟
只需要解压雷鸟包,加压后进到雷鸟主目录,点斜杠运行thunderbird就好了。提示缺什么你就yum装什么就好了。
由于缺的包比较多,所以写个脚本
yum whatprovides $1
每次。/thunterbird后
sh 脚本名 缺少的软件
* 添加雷鸟账户
![](http://s4.51cto.com/wyfs02/M01/8B/38/wKioL1hHeOCjWwRwAABqQ6S2bdg813.png-wh_500x0-wm_3-wmp_4-s_135029980.png)
—》右键——》设定——》帐号操作——》新增电子邮件帐号——》填写信息:
![](http://s2.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeOuDdh8HAACR-tthQlQ421.png-wh_500x0-wm_3-wmp_4-s_2444488852.png)
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHePfw2Za6AAGSkeY606Y747.png-wh_500x0-wm_3-wmp_4-s_965212378.png)
——》继续点击确定:
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeP-BZYBEAAF_fmelDQc304.png-wh_500x0-wm_3-wmp_4-s_3963543072.png)
—》目前我们的雷鸟是不加密,也不需要密码的:
6.数据库连接邮箱
网页数据库
![](http://s4.51cto.com/wyfs02/M02/8B/38/wKioL1hHeQmjaZSeAAGz2Qws9Ps493.png-wh_500x0-wm_3-wmp_4-s_1356855913.png)
数据库mail表格muser
![](http://s2.51cto.com/wyfs02/M02/8B/38/wKioL1hHeROTucn6AAGuj9ad3jw699.png-wh_500x0-wm_3-wmp_4-s_631581502.png)
创建用户并且给权限
![](http://s4.51cto.com/wyfs02/M00/8B/38/wKioL1hHeR6wy_7_AAEM38dnxn8409.png-wh_500x0-wm_3-wmp_4-s_2265381810.png)
![](http://s1.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeSfQ_uDsAABydL8Sf00985.png-wh_500x0-wm_3-wmp_4-s_2825917208.png)
![](http://s5.51cto.com/wyfs02/M01/8B/38/wKioL1hHeTGy7yOsAABdWQDXzb0990.png-wh_500x0-wm_3-wmp_4-s_2278176613.png)
查询测试
cd /etc/postfix/
![](http://s4.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeT3AD_3nAACLuJfFtC4240.png-wh_500x0-wm_3-wmp_4-s_3899781220.png)
![](http://s1.51cto.com/wyfs02/M01/8B/38/wKioL1hHeUXRBBWnAABmbSTgPEc954.png-wh_500x0-wm_3-wmp_4-s_485267573.png)
postmap -q "admin@westos.org" mysql:/etc/postfix/mysql-users.cf
查询测试
vim mysql-domain.cf
![](http://s2.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeU-CHM2aAABgbivCEg8985.png-wh_500x0-wm_3-wmp_4-s_593529734.png)
postmap -q "admin@westos.org" mysql:/etc/postfix/mysql-domain.cf
查询测试
vim mysql-maildir.cf
![](http://s2.51cto.com/wyfs02/M02/8B/38/wKioL1hHeVrQVamCAABgqvfv1Ag666.png-wh_500x0-wm_3-wmp_4-s_816814644.png)
postmap -q "admin@westos.org" mysql:/etc/postfix/mysql-maildir.cf
数据库里的虚拟用户发送邮件
groupadd -g 666 vmail
useradd -g 666 -u 666 vmail
![](http://s4.51cto.com/wyfs02/M00/8B/3C/wKiom1hHeWWTDB85AAIGYy0Uj2Y449.png-wh_500x0-wm_3-wmp_4-s_2629426469.png)
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHeW6ArOsAAABjIz3Hi4U807.png-wh_500x0-wm_3-wmp_4-s_4082351327.png)
![](http://s1.51cto.com/wyfs02/M00/8B/3C/wKiom1hHeXjhVkh4AALuKPd9Oo8391.png-wh_500x0-wm_3-wmp_4-s_3544304630.png)
数据库里的虚拟用户接收邮件
![](http://s5.51cto.com/wyfs02/M00/8B/38/wKioL1hHeYLhLeXGAALmnmIK-yU057.png-wh_500x0-wm_3-wmp_4-s_125675907.png)
vim dovecot.conf
protocols = imap pop3 lmtp
disable_plaintext_auth = no
数据库里的虚拟用户收邮件
cd /etc/dovecot/
vim dovecot.conf
protocols = imap pop3 lmtp
disable_plaintext_auth = no
![](http://s5.51cto.com/wyfs02/M01/8B/38/wKioL1hHeY2gy58AAAA15LeqbJg412.png-wh_500x0-wm_3-wmp_4-s_771758016.png)
![](http://s4.51cto.com/wyfs02/M01/8B/3C/wKiom1hHeZey-FKaAADByRsXC0Y705.png-wh_500x0-wm_3-wmp_4-s_459883393.png)
![](http://s1.51cto.com/wyfs02/M02/8B/38/wKioL1hHeaCisyyrAACQbXr6eaM955.png-wh_500x0-wm_3-wmp_4-s_123689971.png)
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeamA8-MSAACxqpSVMek859.png-wh_500x0-wm_3-wmp_4-s_2446604004.png)
cd conf.d/
vim 10-auth.conf
![](http://s2.51cto.com/wyfs02/M00/8B/3C/wKiom1hHebeB4Ba8AADkwjoLmx8099.png-wh_500x0-wm_3-wmp_4-s_3821333591.png)
vim 10-mail.conf
![](http://s3.51cto.com/wyfs02/M00/8B/38/wKioL1hHecDTGgFeAABMGYSpvLE714.png-wh_500x0-wm_3-wmp_4-s_966960415.png)
![](http://s4.51cto.com/wyfs02/M00/8B/38/wKioL1hHecqx8lxqAACu-OLDSzc278.png-wh_500x0-wm_3-wmp_4-s_1325745265.png)
测试
telnet 172.25.254.245 110
7.空壳邮件
配置DNS
![](http://s4.51cto.com/wyfs02/M01/8B/3C/wKiom1hHedbQPK_0AABPnv-2OGY730.png-wh_500x0-wm_3-wmp_4-s_848576924.png)
vim /var/named/westos.org.zone
![](http://s4.51cto.com/wyfs02/M02/8B/3C/wKiom1hHed-BVdaQAAC1dNzgQMA220.png-wh_500x0-wm_3-wmp_4-s_3884587646.png)
vim /etc/postfix/main.cf
真实主机机名
真实域名
![](http://s3.51cto.com/wyfs02/M02/8B/38/wKioL1hHeenjI0G2AACrkU2IaV4198.png-wh_500x0-wm_3-wmp_4-s_2489825084.png)
作哪个域的空壳
![](http://s2.51cto.com/wyfs02/M02/8B/3C/wKiom1hHefODkrXUAAAgLBBK9RY940.png-wh_500x0-wm_3-wmp_4-s_1828214876.png)
打开25端口
![](http://s4.51cto.com/wyfs02/M00/8B/38/wKioL1hHef-Ck2joAAB1-0YT9Ow715.png-wh_500x0-wm_3-wmp_4-s_2737497594.png)
如果给‘空壳’传送邮件会报错
![](http://s5.51cto.com/wyfs02/M02/8B/38/wKioL1hHegnTYuWeAACv5iAJU-M112.png-wh_500x0-wm_3-wmp_4-s_2562002267.png)
什么都不写,因为作为空壳邮件不接受处理任何邮件
![](http://s5.51cto.com/wyfs02/M00/8B/38/wKioL1hHehWQ9PURAABKAZEuw4I445.png-wh_500x0-wm_3-wmp_4-s_565980871.png)
主处理邮件的服务器
![](http://s3.51cto.com/wyfs02/M02/8B/3C/wKiom1hHeqPARqi7AACqFtL0hn8877.png-wh_500x0-wm_3-wmp_4-s_527506241.png)
systemctl restart postfix.service
真正接收邮件的服务器(MAT邮件服务器)
vim /etc/postfix/main.cf
空壳是谁
![](http://s4.51cto.com/wyfs02/M00/8B/3C/wKiom1hHerfCf4DjAABE6rW3NI0494.png-wh_500x0-wm_3-wmp_4-s_2028396492.png)
systemctl restart postfix.service
测试:给空壳发的邮件最后都是MAT服务器处理的
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