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FANUC Alarm HOST-173 — WARN DNS: Server Failure

FANUC HOST-173 (“WARN DNS: Server Failure”): Problem with DNS server. First check: Verify that you DNS server is running.

Updated 2026-08-29 · LogrobotLM reference

Description

Problem with DNS server.

Remedy · Remède

Verify that you DNS server is running. Check with your DNS administrator to verify that the server is working properly.

Frequently asked · Questions fréquentes

What does FANUC alarm HOST-173 mean?
FANUC HOST-173 (“WARN DNS: Server Failure”): Problem with DNS server.
How do you troubleshoot FANUC alarm HOST-173?
Verify that you DNS server is running. Check with your DNS administrator to verify that the server is working properly.

Related codes / Codes liés

HOST-171WARN EXMG: Message TruncatedHOST-172WARN DNS: Host Not FoundHOST-174WARN DNS: Format or Recovery ErrorHOST-175WARN DNS: Server Has No Address

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →