KB31308: "Unable to access the delivery engine system settings on the remote machine" error message appears when a user attempts to register a MicroStrategy Narrowcast Server 9.x and newer system remotely.

SYMPTOM:
The following error message appears when a user attempts to register a Strategy Narrowcast Server system remotely.
 

Unable to access the delivery engine system settings on the remote machine. Possible causes are : 1) the delivery engine is not installed properly on the remote machine 2) you do not have administrator privileges on the remote machine or 3) the remote machine is not available.
CAUSE:
This error occurs because port 11343 is closed.
ACTION:
Port 11343 is the Distribution Manager ping port and needs to be opened in order to be able to access the system remotely. Users need to make sure that port 11343 is open.