NTPv4

GPTKB entity

Properties (57)
Predicate Object
gptkbp:instanceOf Network Time Protocol
gptkbp:canLeadTo gptkb:GPS
atomic clocks
gptkbp:developedBy gptkb:David_L._Mills
gptkbp:engineConfiguration different time sources
gptkbp:hasVersion 4
https://www.w3.org/2000/01/rdf-schema#label NTPv4
gptkbp:isBasedOn hierarchical system of time sources
gptkbp:isCitedIn RFC 5905
gptkbp:isCompatibleWith gptkb:NTPv3
SNTP
future versions
gptkbp:isCriticizedFor security protocols
system logs
event correlation
gptkbp:isDesignedFor high accuracy
gptkbp:isEvaluatedBy network delays
gptkbp:isLocatedIn gptkb:OpenBSD
gptkb:FreeBSD
gptkb:Cisco_IOS
Linux
Windows
macOS
various operating systems
Juniper Junos
gptkbp:isPartOf network protocols
timekeeping systems
gptkbp:isProtectedBy NTP_Authentication
gptkbp:isSupportedBy NTP_servers
NTP_clients
gptkbp:isUsedBy servers
routers
switches
gptkbp:isUsedFor data integrity
timestamping
scheduling tasks
gptkbp:isUsedIn telecommunications
cloud computing
IoT devices
computer networks
data centers
embedded systems
internet services
financial systems
gptkbp:operatesIn client-server model
gptkbp:provides time synchronization
gptkbp:providesAccessTo milliseconds
gptkbp:replacedBy gptkb:NTPv3
gptkbp:security cryptographic methods
gptkbp:standardFeatures IETF
gptkbp:supports IPv4
IPv6
gptkbp:timePeriod up to 1 millisecond
gptkbp:trimLevels 0 to 15
gptkbp:uses 123
UDP
Marzullo's_algorithm