Welcome to the PRISMA VelaSync Online User Manual
This is the online version of the PRISMA VelaSync User Manual.
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PRISMA VelaSync® High-Speed Time Server is an enterprise-class time serving appliance designed for high-frequency trading and other network applications that require low latencies.
VelaSync’s customized configuration, comprising state-of-the-art network synchronization software, precision GNSS (GPS) timing technology, and reliable server hardware allows it to provide high-performance time management over multiple network interfaces.
PRISMA VelaSync is the latest version of this unit. For the user manual for an original VelaSync (part number 1225-xxxx-xxxx, purchased before 2018) see the VelaSync User's Manual, archived on the Spectacom website.
The customized Supermicro® server platform is a 1U server comprised of a standard chassis and motherboard, as well as a GNSS receiver plus oscillator (OCXO, or Rubidium), two hard disks (RAID), two power supplies, and several time, frequency, and communication ports.
The pre-installed time synchronization and management software allows to distribute very accurate time throughout a network, supporting NTP and PTP protocols. In day-to-day operation, the software allows system administrators to centrally monitor time synchronization accuracy throughout the network in an efficient manner.
VelaSync High Speed Time Server