time

What Network Time Protocol Is and Why You Should Care

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If you manage a network and haven’t considered synchronizing your devices with the NTP protocol, this article is for you. Logs, BGP sessions, RADIUS accounting, DHCP leases, syslog, NetFlow, security alerts. Every one of them depends on accurate time. Network Time Protocol, usually called NTP, is the protocol that keeps clocks in sync across IP networks. It runs over UDP port 123.

Everything you wanted to know about NTP

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Network Time Protocol (NTP) is a service that can be used to synchronize time on network connected devices.   Before we dive into what NTP is, we need to understand why we need accurate time. The obvious thing is network devices need an accurate clock.  Things like log files with the proper time stamp are important … Read more

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