[TechNotes] Troubleshooting Failures to Log In to the Web System of AR Routers

【Introduction】

The web system of an AR router provides a graphical user interface (GUI) through the built-in web server function. Through the web system, you can easily manage and maintain the router.

Before using the web system, you need to log in to the router from a terminal using HTTPS. For details about how to log in to the web system of an AR router, see Logging In to the Web System. This document describes the possible causes, troubleshooting procedures, and typical cases of web system login failures.

【Contents】

Common Causes

• No physical cables are routed between the AR router and PC.

• The IP address of web system is incorrect.

• The browser settings are incorrect.

• The HTTPS service is disabled.

• The router's IP address is incorrect.

• No web user account is configured or the web user configuration is incorrect, for example, the user's access type is incorrect.

• A port number conflict occurs.

• The interfaces that allow access to the web system are configured on the router.

• The number of web users that are allowed to log in to the router has reached the maximum.

• Access control for web users is configured on the router.

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• Typical Troubleshooting Cases

  • The System Always Displays a Message Indicating that the Password Is Incorrect During Web System Login (Incorrect User Access Type)

  • Local Web System Login Succeeds but Remote Login Fails (Caused by Port Restriction)

  • Local Web System Login Succeeds but Remote Login Fails (Interfaces that Allow Access to the Web System Are Configured)

  • Web System Login Fails After the Device IP Address Is Changed (The Browser Considers the Website as Untrusted)

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