The network requirements are the following:
- 139, 445 ports: Use to access the shared network folder (job, logs, update) on the printer. Also, they are used to upload jobs to the printer via network.
- 5900 port: Use VNC server for printer remote control. See Connect to Printer via VNC Clients.
- 2504 port: Use to connect between the D4K Control Software and Envision One RP.
- 22 (ssh) and 443 (https): These are used for getting the software update.