TS3000i ports 355 Frank Mateo Thu, Dec 16, 2021 TS-3000i 0 3083 UDP Port 5353 for local service discovery. UDP Port 53 for wide area service discovery. UDP Port 123 for Time Servers. TCP Port 25 for E-mail notification. UDP/TCP Port 162 for SNMP Trap alerts. TCP Port 21 for FTP. TCP Port 3001 for sync. TCP Port 7 for echo.