This study developed a mail server program using Socket API and Python.The program uses the Hypertext Transfer Protocol(HTTP)to receive emails from browser clients and forward them to actual email service providers vi...This study developed a mail server program using Socket API and Python.The program uses the Hypertext Transfer Protocol(HTTP)to receive emails from browser clients and forward them to actual email service providers via the Simple Mail Transfer Protocol(SMTP).As a web server,it handles Transmission Control Protocol(TCP)connection requests from browsers,receives HTTP commands and email data,and temporarily stores the emails in a file.Simultaneously,as an SMTP client,the program establishes a TCP connection with the actual mail server,sends SMTP commands,and transmits the previously saved emails.In addition,we also analyzed security issues and the efficiency and availability of this server,providing insights into the design of SMTP mail servers.展开更多
本文详细介绍了基于SMTP(Simple Mail Transfer Protocol,简单邮件传输协议)的无线数据传输系统的实现方法,该系统利用ARM7微处理器LPC2114和WAVECOM公司的GSM/GPRS无线模块Q2406来实现数据无线传输。本系统首先通过LPC2114发送AT命令控...本文详细介绍了基于SMTP(Simple Mail Transfer Protocol,简单邮件传输协议)的无线数据传输系统的实现方法,该系统利用ARM7微处理器LPC2114和WAVECOM公司的GSM/GPRS无线模块Q2406来实现数据无线传输。本系统首先通过LPC2114发送AT命令控制GSM/GPRS模块建立GPRS(General Packet Radio Service)连接,在GPRS数据通道建立后,再通过SMTP作为数据传输的载体,将数据以电子邮件的形式传送给指定的邮箱。展开更多
电子邮件是Internet上应用最多和最广的服务项目,SMTP(Simple Mail Transport protocol)和POP3(Post office protocol)是在电子邮件服务中分别负责收信和发信的两种协议。本文介绍了电子邮件系统的工作原理及相关协议,并基于这些协议设...电子邮件是Internet上应用最多和最广的服务项目,SMTP(Simple Mail Transport protocol)和POP3(Post office protocol)是在电子邮件服务中分别负责收信和发信的两种协议。本文介绍了电子邮件系统的工作原理及相关协议,并基于这些协议设计和开发了一个实用的邮件系统。展开更多
文摘This study developed a mail server program using Socket API and Python.The program uses the Hypertext Transfer Protocol(HTTP)to receive emails from browser clients and forward them to actual email service providers via the Simple Mail Transfer Protocol(SMTP).As a web server,it handles Transmission Control Protocol(TCP)connection requests from browsers,receives HTTP commands and email data,and temporarily stores the emails in a file.Simultaneously,as an SMTP client,the program establishes a TCP connection with the actual mail server,sends SMTP commands,and transmits the previously saved emails.In addition,we also analyzed security issues and the efficiency and availability of this server,providing insights into the design of SMTP mail servers.
文摘本文详细介绍了基于SMTP(Simple Mail Transfer Protocol,简单邮件传输协议)的无线数据传输系统的实现方法,该系统利用ARM7微处理器LPC2114和WAVECOM公司的GSM/GPRS无线模块Q2406来实现数据无线传输。本系统首先通过LPC2114发送AT命令控制GSM/GPRS模块建立GPRS(General Packet Radio Service)连接,在GPRS数据通道建立后,再通过SMTP作为数据传输的载体,将数据以电子邮件的形式传送给指定的邮箱。
文摘电子邮件是Internet上应用最多和最广的服务项目,SMTP(Simple Mail Transport protocol)和POP3(Post office protocol)是在电子邮件服务中分别负责收信和发信的两种协议。本文介绍了电子邮件系统的工作原理及相关协议,并基于这些协议设计和开发了一个实用的邮件系统。