nopCommerce 3.2 /电子邮件无法发送/配置问题

I'm attempting to get email setup on nopCommerce 3.2. I'm having some kind of issue relating to the "Keep Alive" service. I'm using rackspace for the email and believe I've got it configured just fine using SSL and port 465. This error is occurring both on my local machine with localhost and on a Windows Azure virtual machine. I'm attempting to get email setup on nopCommerc