You need to be assigned permissions before you can perform this procedure. To see what permissions you need, see the "POP3 and IMAP4" entry in the Client Access Permissions topic.

1. In the console tree, navigate to Server Configuration > Client Access.
   
   
2. In the work pane, click the POP3 and IMAP4 tab.
   
   
3. Select IMAP4 and then, in the action pane, under IMAP4, click Properties.
   
   
4. On the Binding tab, do one of the following:
   
   
   1. To configure ports for TLS or unencrypted connections, under TLS or Unencrypted Connections, click Edit. Under Port to Use, in the box next to Port, enter a port number.
      
      
   2. To configure ports for SSL connections, under Secure Sockets Layer (SSL) Connections, click Edit. Under Port to Use, in the box next to Port, enter a port number.
      
      
5. Click OK to save your changes.
   
   

You need to be assigned permissions before you can perform this procedure. To see what permissions you need, see the "POP3 and IMAP4" entry in the Client Access Permissions topic.

This example sets the port for unencrypted or TLS IMAP4 connections to a value other than the default port number.

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Set-ImapSettings -UnencryptedOrTLSBindings IPaddress:Port

This example sets the port for SSL IMAP4 connections to a value other than the default port number.

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Set-ImapSettings -SSLBindings IPaddress:Port

For more information about syntax and parameters, see Set-ImapSettings.

After you configure ports for IMAP4 authentication, you may also want to:

• Configure Ports for POP3 Authentication