Mail-in-a-Box lets you become your own mail service provider in a few easy steps. It’s sort of like making your own gmail, but one you control from top to bottom. 现阶段的免费邮件服务比较多，博主也尝试过一些进行安装，比如经典的vesta面板自带邮局、国内开源的ewomail、winwebmail、zimbra、mailinabox 等等，大多都能正常配...