A number of critical security patches have been released by Microsoft overnight, and a large number of Windows servers are in the process of installing these critical security patches automatically and rebooting to complete the update.
If you have a Windows Server or Virtual Server hosted with FidoNet and have critical updates enabled then your server has probably already rebooted this morning, or if not is pending a reboot at this time.
Please action the reboot at the earliest practical moment if it has not already happened as a number of the issues addressed include a vulnerability in IE
http://www.pcworld.com/article/2040926/critical-ie-update-slated-for-patch-tuesday.html
Please contact Technical Support if you require further assistance