The Beidou GPS satellite timing server (NTP) is applied to the firewall scenario.
The Beidou GPS satellite timing server (NTP) is applied to the firewall scenario
. Servers are extremely important. The NTP server synchronization technology of the firewall allows a more perfect combination of these two aspects and achieves the desired effect.
1. The importance of NTP server and firewall
The role of the NTP server (NetworkTime Protocol) is to provide accurate time for computers around the world to ensure clock synchronization between various computer systems. The firewall (Firewall) refers to the screening and control of network traffic without affecting network communication, so as to achieve the purpose of ensuring network security. The importance of the two is self-evident, the firewall ensures the security of the network, and the NTP server ensures the accuracy of the clock synchronization of the network.
2. NTP server synchronization technology of a firewall
As a leader in network security products, a certain brand of firewall provides NTP server synchronization technology, which makes the firewall and NTP server more closely linked. Currently, the firewall supports NTP V3/SNTP V4 protocols. In the absence of configuration, just connect a firewall to the NTP server, and the time can be automatically synchronized. In addition, a firewall also provides multiple time synchronization methods, such as network clock synchronization, GPS synchronization, external device clock synchronization, etc., to ensure the accuracy of time synchronization.
3. The specific implementation of a firewall and NTP server synchronization technology
A firewall uses a powerful NTP engine to achieve fast synchronization with the NTP server, and can synchronize time in real time through the timestamp protocol. A firewall also has high reliability. When an NTP server fails, the firewall will automatically switch to other NTP servers to ensure the continuity of services. At the same time, a firewall also has a time policy function, which can implement flexible and accurate time synchronization policies by setting the time synchronization level, time synchronization interval, time synchronization source IP, etc.
4. The application scenario of a firewall and NTP server synchronization technology
The NTP server synchronization technology of a firewall is widely used in important fields such as finance, government, and transportation. In the financial field, precise time synchronization is very critical and can be used in securities trading systems, bank clearing systems, payment systems, etc. In the government and transportation fields, time synchronization is also indispensable, and can be used in public security video surveillance systems, highway toll systems, etc.
Summarize:
To sum up, the NTP server synchronization technology of a certain firewall realizes the perfect combination between the firewall and the NTP server, ensuring network security and the accuracy of clock synchronization. This technology has been widely used in important fields such as finance, government, and transportation, and will play an increasingly important role in future network construction.