前言:
新上一台阿里的云主机,提供web服务,各种环境搭建完成,能够提供服务,没想到在最后的监控环节遇到各种发邮件的坑,这里分享给大家,你是否也遇到这种坑?
网易163免费邮箱相关服务器信息:

一、安装和配置:
1.1、安装
[root@linux-node2 ~]# yum install mailx -yLoaded plugins: fastestmirror, securitySetting up Install ProcessDetermining fastest mirrors * base: mirrors.aliyun.com * extras: mirrors.aliyun.com * updates: mirrors.aliyun.combase| 3.7 kB00:00epel| 3.2 kB00:00epel/primary| 3.2 MB00:00epel12521/12521extras| 3.4 kB00:00icehouse| 2.9 kB00:00updates| 3.4 kB00:00updates/primary_| 1.2 MB00:00Package mailx-12.4-8.el6_6.x86_64 already installed and latest versionNothing to do1.2、配置(以163邮箱为例)
首先你的邮箱要支持你的需求,到邮箱里去配置



然后到/etc/mail.rc的配置文件中去添加
set from=admin@163.com smtp=smtp.163.com smtp-auth-user=admin smtp-auth-password=xxxxxx smtp-auth=login至此应该是没问题,但是就是收不到邮件 。得了,开始排错!所有的网络、配置检查完成后,还是收不到邮件,最后检查到端口发现问题!!!
[root@linux-node2 ~]# echo “12345” | mail -v -s “test” admin@163.com
[root@linux-node2 ~]# telnet smtp.163.com 25原来服务器根本就不能和第三方邮箱建立连接,问题找到,开始处理,一查才知道阿里云服务器把25端口给封了,需要申请解封 。好吧!登录管理控制台,开始申请!!!
Trying 220.181.12.17...
^C
[root@orcherstrator ~]# nc -vz -w 1 smtp.163.com 25
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress
nc: connect to smtp.163.com port 25 (tcp) timed out: Operation now in progress



阿里云的审核速度还挺快的,两个多小时后反馈结果了,不过看看就吐口老血!!!

只能想其他的办法呗!!最后决定使用163邮箱的465加密端口
[root@orcherstrator ~]# telnet smtp.163.com 465看样子有戏哦!!!修改/etc/mail.rc的配置
Trying 220.181.12.14...
Connected to smtp.163.com.
Escape character is '^]'.
^C
Connection closed by foreign host.
root@orcherstrator ~]# nc -vz -w 1 smtp.163.com 465
Connection to smtp.163.com 465 port [tcp/urd] succeeded!
set from=admin@163.com
set smtp="smtps://smtp.163.com:465"
set smtp-auth-user=admin@163.com推荐阅读
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