Configuring software updates 

Central software updates are possible via the Device and Update Management service. The Software Update via Device and Update Management service is activated by default. 

 For further information on Device and Update Management, refer to the topic Device and Update Managementin the main PLCnext Technology ‑ Info Center.

You must enable the port range to be able to communicate with the OPC UA® devices. To do this, proceed as follows:

• Open the Firewall page (Security → Firewall) in the WBM. 
• Open the BASIC CONFIGURATION tab. 
• In the Basic rules section, select Continue from the drop-down list for OPC UA ports in the Action column. 
• Click the SAFE & APPLY PAGE button.
• Open the IP INPUT RULES tab. 
• Add a new rule via the .
• Provide the following information:
  • Select the interface.
  • Select the protocol.
  • Enter the IP address range. 
  • Enter the target port 4840.
  • Select the action Accept.
• Click the SAFE & APPLY PAGE button.