The Email option on the Additional Settings tab in Mini Remote Control properties on MRC clients instructs the program to send an email to the specified address anytime an MRC user establishes a remote connection to the client computer. By default, the program uses email port 25. Currently, the Email Notification dialog does not provide an option to customize this port.
This article describes how to assign a custom port for DameWare email notifications.
DameWare Mini Remote Control v8.0