The device will not send email alerts successfully. What could be my problem?

AKCP AdministratorsecurityProbe Series, Support

The SMTP server is entered is wrong. The send mail option is not enabled in the Mail settings page. The timeout period entered is too low. The gateway IP is not entered in the network page The mail from address is not set The mail server is not responding The mail from address is not validated in the mail server The mail server settings prohibit it from accepting connections form the device IP The firewall in the network is preventing the SMTP traffic

AKCP AdministratorThe device will not send email alerts successfully. What could be my problem?