NTP hierarchy
Setting up a Replica Server (Stratum 1) — CernVM-FS 2.8.2 documentation
Jeff Kronlage's CCIE Study Blog: NTP
NTP Server
Configuring NTP Redundancy | NTP and Time
Jacob Network Cisco-NTP, configuring cisco NTP
What is a Stratum 1 Time Server? - NTP | TimeTools Ltd
Wiring the ESP8266 12/12E as NTP Network Time Protocol via UDP as Stand Alone | 14core.com
Network Time Protocol | NTP Overview | NTP Configuration
How to Install and Configure NTP Server and Client on Debian
Network Time Protocol (NTP) Best Practices | TimeTools Ltd
Network Time Protocol - Wikipedia
Stratum 1 - NTP Time Server | RNTrust
Changing NTP server based on available connections - Unix & Linux Stack Exchange
Seven best practices to keep your NTP resilient – BlueCat Networks
What NTP stratum level is a server that is connected directly to an authoritative time source?
NTP: The Network Time Protocol
Stratum 1 - NTP Time Server | RNTrust
Network Time Protocol (NTP). Network Time Protocol (NTP) is a… | by lewis malim | Medium
350-401 Exam Dumps | Which measure is used by an NTP server to indicate its closeness to the authoritative time source?
Symmetricom SyncServer S200 GPS NTP Server Network Time Receiver Ipv6 Stratum 2 for sale online | eBay
What is Network Time Protocol (NTP)? - Definition from WhatIs.com
