Installation Manual

30
Digital Sentry Port Assignments
Table A: DS Port Assignments
Port Assignment
25 TCP
SMTP: Used to send email; can be blocked if not using the
DSAdmin Email Notification feature
123 UDP NTP: Used by the Windows Time Service; can be blocked
137 TCP/UDP NETBIOS: Name Service
445 TCP/UDP
Microsoft-DS: Used by the NET TIME/SET command; used in the
scheduled task setup by FLTime
1433 TCP Off-box SQL server
1434 UDP Off-box SQL server
2000 TCP Remotely anywhere: Can be blocked if not used
17772 TCP DS ControlPoint System Discovery/Diagnostics (VSS Utility)
18772 TCP Used to deliver DS Video Server to a network client
18776 TCP Transactional Data: Can be blocked if unused
18777 TCP Transactional Data: Can be blocked if unused
18778 TCP Transactional Data: Can be blocked if unused
18778 UDP
Used to deliver live audio to a network client. A new port is used
whenever a client listens to live audio; for example, 18778, 18779,
and 18780. Ports will also be re-used. These ports can be blocked
if audio is not used.