on Twitter: "NPL's NTP servers are stratum 1, which means they are directly sync'd with a reference clock.(Likely something from https://t.co/AgHiT9WjnC ) NIC's NTP servers are stratum 2 servers which means
coreelec:ce_addon_network [CoreELEC Wiki]
RUT360 NTP - Teltonika Networks Wiki
NTP module - Allegro Network Multimeter Manual
Time Synchronization in Active Directory Forests - TechNet Articles - United States (English) - TechNet Wiki
NTP Network Time Protocol What is NTP and to what extent is it currently useful for Video Occultation Observations? By Dave Gault Presented to 8 th Trans-Tasman. - ppt download
Network Time Protocol - Wikipedia
Active Directory: Time Synchronization - TechNet Articles - United States (English) - TechNet Wiki
網路時間協定- 維基百科,自由的百科全書
En/2.2/Time synchronization service (NTP) - Zentyal Linux Small Business Server
En/3.5/Time synchronization service (NTP) - Zentyal Linux Small Business Server
Ubuntu 使用NTP 校準時間- Stephen Chen - Medium
configuration:services:ntp [Comms Mundi Wiki]
CrownCloud Wiki - How To Sync Time In CentOS Stream 9 Using Chrony