Time Protocols

Question 1

NTP

Answer 1

Network Time Protocol (NTP) → Used to synchronize clocks of devices across a network; accurate timekeeping is critical for logs, authentication, and security.

Question 2

NTP Server

Answer 2

Network Time Protocol (NTP) Server → A device that provides time synchronization to clients; listens on User Datagram Protocol (UDP) port 123.

Question 3

NTP Client

Answer 3

Network Time Protocol (NTP) Client → A device that requests and synchronizes its clock with an NTP server to maintain accurate system time.

Question 4

NTS

Answer 4

Network Time Security (NTS) → An authentication and encryption extension for Network Time Protocol (NTP) to prevent spoofing or tampering with time data.

Question 5

PTP

Answer 5

Precision Time Protocol (PTP) → A protocol used for extremely accurate time synchronization in industrial, financial, and telecommunication systems.