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Glossary – American Time AllSync IQ User Manual

Page 57

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57

© American Time

AllSync IQ Installation Manual

Glossary

Appendix

Troubleshooting

Installation

Intr
oduction

Glossary

Synchronization - The process of bringing two clocks or time sources into phase so their difference is zero. In the case of a timekeeping

system, time synchronization takes place between the master clock and all secondary clocks.
Timeserver - A system or device that acquires the correct time from a local reference clock and/or remote time servers and will answer time

requests from other systems. See "Server" above.
Timeserver IP Address - The value of an address for a timekeeping server on the local computer network or Public Internet.
Timestamp - A time mark or notation that indicates the date and time.
UDP - User Datagram Protocol. An Ethernet protocol commonly used for time sensitive applications and which does not guarantee reliability,

but does not delay packets (as in TCP-IP).
UL - Underwriters Laboratory. U.S. non-profit safety testing and certification organization.
UTC - Universal Coordinated Time. A time-scale that forms the basis of a coordinated distribution of standard frequencies and time signals

throughout the world. It is often referred to as Greenwich Mean Time (GMT) or Zulu Time (military and aviation).