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Typically, the TCP/IP communication between the workstations and the Spider database server will by default be blocked by the firewall. An example from the standard firewall of Windows Server 2019 is described here, where the procedure to open the firewall for the communication in question is discussed.

 

For an example of the consequence of a firewall blocking the IP communication between workstations and the Spider database server, please refer to a topic named Spider problems.

 

•Configuring Windows Server 2019 firewall