Synchronizing Networks with NTP (O'Reilly)

[Posted January 8, 2003 by cook]

Glenn Graham illustrates the use of NTP, the Network Time Protocol, which is used for synchronizing system time to reference time servers. "If your server doesn't keep accurate time, your log files are useless in the event of an incident that requires log-dependent information, including security breaches. E-mail servers and other clients depend on accurate time to relay, send, and receive data. What good is the date stamp contained in an e-mail if the server that passed that information is inaccurate?"

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