Node received time from a client using the SetUTCTime Command.
Time synchronization comes from a vendor cloud-based source (e.g. "Date" header in authenticated HTTPS connection).
Time synchronization comes from a GNSS source.
NTP from servers within the Matter network. None of the servers used NTS.
NTP from a server within the Matter network. NTS is used on at least one server.
SNTP from a server within the Matter network. NTS is not used.
SNTP from a server within the Matter network. NTS is used.
NTP from multiple servers in the Matter network and external. None of the servers used NTS.
NTP from multiple servers in the Matter network and external. NTS is used on at least one server.
Synchronized time by querying the Time Synchronization cluster of another Node.
Node is not currently synchronized with a UTC Time source.
NTP from servers not in the Matter network. None of the servers used NTS.
NTP from servers not in the Matter network. NTS is used on at least one server.
SNTP from a server not in the Matter network. NTS is not used.
SNTP from a server not in the Matter network. NTS is used.
Time synchronization comes from PTP.
Node uses an unlisted time source.
See
MatterSpecification.v13.Core ยง 11.17.6.2