A6500-UM EMERSON

Simple Mail Transfer Protocol(SMTP).SMTP is the primary email transport protocol on the Internet.E-mail often contains malicious code programs,so it should not be allowed to receive e-mail from any control network device.SMTP mail should be mainly used to send alarm information from the control network to the office network.

简单邮件传输协议(SMTP)。SMTP在互联网上是主要的电子邮件传输协议。电子邮件经常包含恶意代码程序，所以不应允许以任何控制网络设备接收电子邮件，SMTP邮件应主要用于从控制网络到办公网络之间输出发送报警信息。