Check the firewall port number for IRONCAD
IRONCAD's network license (CU) uses a red USB dongle connected to the license server.
Launch NLM - IRONCAD User's Guide
To allow client PCs to connect properly, the port numbers preconfigured in IRONCAD must be opened on the server's firewall.
Port to open.
Port Number: TCP 8000 and UDP 7900

Please consult your company’s IT or system administration department to confirm that the necessary server ports are open. Unfortunately, we are unable to open the ports on your behalf.
If the License Cannot Be Acquired Even After Opening the Ports
Download and install (or reinstall) the latest version of the Network License Manager.
Location of the Network License Manager
After right-click the iso file, then click [Mount].

You received at the time of purchase, and run the following file as Administrator to install:
File name: IC_Network_DongleManager_Setup.exe

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