主题： ntp

• Running chrony as an NTP server for a LAN: allow, local stratum, and firewalling UDP 123

  Serving time to a LAN with chrony means adding an allow directive scoped to the client network, deciding whether a local stratum fallback is genuinely wanted, opening UDP 123, and confirming clients actually poll the server with chronyc clients.

  methodology · en · reviewed · 知识截至 2026-09-24

机器可读： JSON