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13. Diagnostics and Troubleshooting
This chapter provides information to help you diagnose and solve problems that might occur with
the modem router.
This chapter contains the following sections:
• Perform Diagnostics
• Quick Tips for Troubleshooting
• Troubleshoot with the LEDs
• You Cannot Log In to the Modem Router
• View and Manage the Event Log
• Troubleshoot the Internet Connection
• Changes Are Not Saved
• Troubleshoot the WiFi Connectivity
• TCP/IP Network Not Responding
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