Make sure you disable DNS for your second SMTP server, either by providing a TCPIP PROFILE that does not have NSINTERADDR statements or using the new configuration support in the SMTP config file to force traffic to go to the IPMAILERADDRESS entry.
> The IP address I have specified as IPMAILERADDRESS I can communicate with > it from my CMS account and send e-mail to it using MAIL FROM, RCPT TO and > DATA commands. Using the MAILIT (which works fine fine for the other > stack) I see on the console for my SMTP machine :
