电子邮件传递可以由多种协议来实现。目前，在Internet 网上最流行的三种电子邮件协议是SMTP、POP3 和 IMAP，-can send e-mail from multiple protocols is to be achieved. Currently, the Internet's most popular e-mail agreement is three SMTP, POP3 and IMAP.

java编的电子邮件程序。服务端和客户端都有。已编译通过-java series of the e-mail program. Services and clients have. Compiled by