what port number is used for sending email

View the complete version: [-- Port details and how to enable and disable ports --] I went to trustnet-platinum Network Management-Internet-Software Development-> Windows-> port explanation and how to enable port

Original address: http://www.moon-soft.com/download/info/2826.htm Port: 0Service: ReservedDescription: Typically used to analyze the operating system. This method works because in some systems "0" is an invalid end, you will have different results

Port number---The identification number of the application software that has network functionality. Note that the port number is not fixed, that is, it can be manually assigned by the user (and, of course, is generally defined when the software is

List of common error reports for Linux email servers-Linux Enterprise applications-Linux server application information. For details, refer to the following section. Server 400 Error Report Q: 421 Server too busy A: Unable to connect because the

TCP/UDP Common port number 7 Echo (PING)9 DiscardDaytimer19 Word Fuzhou Builder20/TCP FTP Data21/TCP FTP Control File Transfer Protocol22/TCP SSH Secure Login, File transfer (SCP), and port redirection23/tcp Telnet Unsafe Text transfer25/tcp SMTP

This article mainly introduces thinkphp's method of sending and receiving emails in 163 and other mailboxes. it has been tested on 163 NetEase mailbox. it took a long time to explore it step by step, finally, the test was successful on 163 NetEase

In Delphi, The tnmpop control ------- receives emails, POP3 POP3 protocol commands Command descriptionThe user transmits the user name to the POP3 server.Pass the user password to the POP3 serverStat obtains the number of emails of the current user.

Email is used to send and communicate confidence on the Internet. It is one of the most important Internet services. According to statistics, 30% of Internet businesses are email-related. At the same time, we cannot deny that it plays a very

Port Concept In network technology, Ex *] Network g.] # Yu K # The LN Port has two meanings: one is the physical Port, for example, ADSL Modem, Hub, switch, router is used to connect other network equipment interface, such as RJ-45 port, SC port

Full email header Encryption This section details all aspects of the email header. It mainly provides users with a theoretical basis for setting up email servers and provides administrators with a real source for discovering spam in case of email