Question: What are the network requirements for the license server in r9.8 and onward?
Answer: You need to be able to access port 80 (http) at my.nalpeiron.com (22.214.171.124) to license erwin DM online.
For Data Modeler 9.8 and onward, you can use either Port 80 or 443.
If you have the proxy patch installed, port is 443 (https). The proxy patch us included in Data Modeler 9.8 onward.