How do I isolate and fix an external accessibility error?
External accessibility issues reflect a problem with seeing your guest page external of your domain. If you are working with customers inside your network then this status may not be important to you. But for users working with customers external of their network the error is typically related to one of four problems: • The URL you are using has the machine name or internal IP address, check the browser URL check and use the external IP address URL when connecting to the software and for customers. • Port forwarding on the router needs to be setup • Windows firewall needs to permit communication across defined ports • Antivirus software is blocking communication across ports HOWTO-0001: Configuring firewall rules for external connections knowledge base article is a good reference guide to review.