Stunnel is a program that can use SSL to encrypt any TCP connection. It can run on a variety of UNIX and Windows operating systems. In this way, it effectively solves the problem that SSL cannot encrypt the data transmitted by existing applications.
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
use of commonly used mailboxes (126, 163, QQ, Google, etc.):
Enter mail, select the appropriate type of mailbox, as prompted to enter the relevant user name, password can be.Mailbox/Other mail accounts for specific domain names:Enter mail, choose
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
IMAP(Internet Message Access Protocol, Internet Mail reading Protocol)It is an application layer protocol used to access emails on a remote server from a local mail client.
TestCodeDownload
IMAP and POP3 are the most common Internet standard
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
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
Stunnel is used to encapsulate the SSL encryption between the remote client and the local machine that can start inetd: inetd-startable) or between the remote server. It can add SSL functions to POP2, POP3, and IMAP servers using inetd daemon
1024 The following is reserved for the system, and from 1024-65535 is used by the userFor personal writing applications, try not to use a port number between 0 and 1024.1024 to 65535 we can program with. This is not a Linux rule, it is the socket
We often see "ports" such as 135, 137, 139, and 443 in various network or website technical articles. But what is the use of these network ports? Will it pose a potential threat to our computers? How many ports are useful?
Port: 0 service: Reserved
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