LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm HOST-177 — WARN Router Name Not Defined

FANUC HOST-177 (“WARN Router Name Not Defined”): No router name has been defined. First check: If your network has a router, then define a router in the TCP/IP set up menu.

Updated 2026-09-17 · LogrobotLM reference

Description

No router name has been defined. The router name has been set to the robot name.

Remedy

If your network has a router, then define a router in the TCP/IP set up menu.

Related codes

HOST-175WARN DNS: Server Has No AddressHOST-176WARN DNS: Configuration ErrorHOST-178WARN Router Address Not DefinedHOST-179IP Address mis-configuration

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. How this reference is built →