“Unable to read data from the transport connection: net_io_connectionclosed.” - Windows Vista Business and SMTP

Question

Unable to test sending email from .NET code in Windows Vista Business.

I am writing code which I will migrate to an SSIS Package once it its proven. The code is to send

Answer 1

If you've specified an IP address in the SMTP Service settings then make sure you're specifying that IP address of the machine within IIS7 and not putting localhost.

IIS7 makes it easy to select 'localhost' but that will lead to this error if the IP for instance is 10.0.0.1