Start-Run-Enter cmd Enter the following code in the command dialog box:

remote login

field

25;

If the return is correct, it means that port 25 is open;

This port is used to send and receive mail, indicating the mail sending port;

Usually, these ports of the virtual host are open.

What ports are used between mail servers?

When two different servers communicate with each other, SMTP is the handshake. A server sends mail to B server, and SMTP of B server will accept external mail for local users, and then POP3/IMAP will read the mail received by SMTP.

I also want to know whether ssl encrypted port 465 is between servers or between servers and clients, except port 25. How to set imap server port?

The port setting method of imap server is as follows

1. Open the settings in iPhone.

2. Click to enter the Settings menu and select Account Management.

3. Modify the smtp port to find the email account that needs to be modified, and click the smtp server.

4. Enter the smtp server settings interface.

5. Click the server option, which defaults to 25 ports. You can change it to 465 to enable SSL.

6. Receive server settings. Receiving servers include imap and pop. Click Advanced Options.

7. The common port of 7.imap is 143, and the ssl port is 993.

8. If it is pop, it is port 995 after ssl is enabled.

139 mailbox receiving server settings?

139 The address of the mailbox mail sending and receiving server is as follows. The address of the "IMAP" server is set as follows:

Address of receiving server: imap. 139.com or IMAP.10086.cn; Sending server address: smtp. 139.com or SMTP.10086.cn; The "POP" server address is set as follows:

Address of receiving server: pop. 139.com or pop.10086.cn; Sending server address: smtp. 139.com or SMTP.10086.cn; In addition, 1, non-SSL protocol port number: POP3 server port:1/0 SMTP server port: 25IMAP server port: 1432, SSL protocol port number: POP3 server port: 995SMTP server port: 465. Please understand,

How does Foxmail set Microsoft's outlook mail port?

Receiving (IMAP) server

Server address: imap-mail.outlook.com.

Port: 143(ssl uses 993)

Server address: smtp-mail.outlook.com.

Port: 25(ssl uses 587)

How to set up Apple's mailbox server?

Model: Apple 6sp system: 12. 1. 1

1. Open the settings and click the password and account.

2. Go to the password and account page, find the email account and open it.

3. Enter the account, and then click the account name.

4. Enter the email account, click the host name, and fill it in as appleimap. Your e-mail type. com。

5. Click smtp outgoing mail server.

6. Go to the page and click the preferred server.

7 Enter the server settings page and fill in appleimap. Mailbox type. Com as the host name, and fill in 587 using ssl server port, and then click Finish.