The iPL protocol uses dynamic ports. Unlike HTTP (port 80) which is stable, iPL requires outbound UDP ports in the 30000–60000 range to receive status updates. Solution: Whitelist the Epson printer's IP address completely for outbound UDP traffic from the print server.
Download and run the Epson Printer Setup Utility to reinstall the full driver package. Summary Table: Troubleshooting EPSONMFP-IPL Suggested Solution Printer shows "EPSONMFP-IPL" in Device Manager Firmware Update Interrupted Perform Forced Firmware Re-flash (Method 2) Printer lights flashing, no movement Stuck in bootloader Hard Power Cycle (Method 1) Printing fails, driver says IPL Corrupt Driver/Communication Reinstall Drivers (Method 3) Preventing Future IPL Issues epson mfp-ipl