These settings tell the system what SMTP server to use for sending emails about system events and the status of devices.

Settings

       SMTP server address - SMTP server to use. You may enter multiple servers here in case one is down (separated by a comma). They will be used in the order they appear.

       SMTP server port - Port the server's SMTP server is listening on (usually 25)

       Valid from domain - A domain the SMTP server will accept mail from

       This server requires authentication - Check this box if your SMTP server requires a login

       Username - User name for the server

       Password - Password for the server