Configuring Server-Wide Mail Settings By default, Plesk works in cooperation with mail server software, which provides email services for mailboxes and mailing lists. After installation, the mail server is configured automatically and is ready to serve. However, we recommend that you review the default settings to make sure that they satisfy your needs.

To view or configure the mail service settings: Go to Tools & Settings >Mail Server Settings (in the Mail group). General • Leave the Enable mail management functions in Plesk checkbox selected if you want to allow your users to create mail accounts through Customer Panel and use the mail services provided by the Plesk-managed mail server. Soul Heaven Presents Blaze Rarlab here. If you are using an external mail server, clear this checkbox. • You can change the Installed mail server and Installed IMAP/POP3 server by using the corresponding links that lead to the Plesk Installer GUI page.

• If you want to limit the size of an email message that can be sent through your server, type the required value in kilobytes into the Maximum message size box. Otherwise, leave this field blank.

• In Plesk for Linux, you can change the default mail server limits on the number of concurrent connections that mail users can make to the server. This is useful, for example, for mail hosters who need to increase the number of concurrent connections to the mail server. Also, you can change the limit on the number of connections from the same IP address. A low limit impacts users who connects to the mail server from multiple computers from behind a firewall, as well as users who have more than one mail account. Note that to set up adequate numbers, you should estimate not only the possible total number of connections, but also the memory and CPU resources of the server.

The total number of connections is counted as a sum of all connections made via the same protocol(IMAP, POP3, IMAP over SSL/TLS, or POP3 over SSL/TLS), so a single limit works for any of the protocols. If you use Courier IMAP, you can specify the following limits: • Maximum number of connections (IMAP, POP3, IMAP over SSL/TLS, or POP3 over SSL/TLS).

Make sure that another application is not using 25 port: # netstat -ntpl grep 25. Edit /etc/postfix/master.cf and comment out all duplicate lines in the configuration as on example below: CONFIG_TEXT: 203.0.113.2- unix - n n - - smtp -o smtp_bind_address=203.0.113.2 -o smtp_bind_address6= -o smtp_address_preference=ipv4. This line with the IP address should be only once in the /etc/postfix/master.cf configuration file. Plesk SMTP Authentication problems? If you have switched to Postfix from Qmail, make this configuration change to get SMTP AUTH working again.

This represents the maximum number of IMAP or POP3 processes that can be started on the server. • Maximum number of connections per IP address. This represents the maximum number of connections via the same protocol that the server will accept from the same IP address. Princess In Disguise Jonaxx Pdf Writer. These settings correspond to the Courier IMAP configuration parameters MAXDAEMONS and MAXPERIP. If you use Dovecot, you can specify the following limits: • Maximum number of connections (IMAP, POP3, IMAP over SSL/TLS, or POP3 over SSL/TLS).This represents the maximum number of mail users that can be logged in at the same time. • Maximum number of connections for a user per IP address. This represents the maximum number of connections via the same protocol that a mail user can establish from one IP address.