Sujet : 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 · connaissances au 2026-09-24

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