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Timing & Synchronization

Network Time Servers


Security Bulletin


Spectracom's default  NTP configuration removes the vulnerability of the monlist command. See our  FAQ and Troubleshooting article on DDoS / amplification attack vulnerability as documented in CVE-2013-5211.


9483 NetClock Gallery


NetClock Network Time Server


Model 9483 NENA-compliant GPS Master Clock

The NetClock 9483 continues Spectracom’s legacy of highly accurate and reliable GPS master clock technology that is easy-to-install and manage backed by NetClock’s industry-leading 5-year warranty. While maintaining strict compliance to the National Emergency Number Association’s (NENA) Master Clock Standard #04-002,  the new NetClock has added features to support Next-Generation 911 initiatives, and has been tested against NENA’s Security for Next Generation 9-1-1 Standard #075-001. NetClock 9483

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