Automated Wi-Fi Authentication Failure Remediation

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Solution Overview

Problem

Current Wi-Fi authentication failure detection and remediation in enterprise networks are time-consuming and labor-intensive, requiring extensive human effort to collect and analyze syslog data, correlate issues, and implement remedial actions.

Innovation Solution

A system and method that utilize Machine Learning (ML) techniques, including Natural Language Processing (NLP) and supervised ML models, to automatically detect authentication failures, analyze root-causes, and remediate issues through a closed-loop automation process, leveraging a hierarchical root-cause analysis tree and distance computation to prioritize and address issues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual collection and analysis of syslog data from each network device is performed to identify root-cause of authentication failures, then measurement precision is improved, but loss of time increases

Engineering Contradiction:
Improveroot-cause identification accuracyVSAvoidtime for root-cause analysis
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical analysis of syslog data with automated machine learning models and natural language processing systems. The system automatically collects, parses, and analyzes authentication failure logs from multiple network devices, using trained ML models to identify root causes without human intervention, thereby maintaining high precision while dramatically reducing analysis time.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent creates a virtual representation of the authentication failure problem by copying and analyzing syslog data patterns through machine learning models. Instead of manually examining actual logs, the system uses trained models that have learned from historical data to replicate and identify root cause patterns, enabling rapid automated diagnosis with high accuracy.

Inventive Principle:
Principle #26Copying

2Reliability

If comprehensive syslog data collection and correlation discovery process is performed to identify authentication failures, then reliability is improved, but productivity decreases

Engineering Contradiction:
Improveauthentication failure detection accuracyVSAvoidremediation speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent implements preliminary action by pre-training machine learning models on historical authentication failure data before actual incidents occur. The system pre-establishes correlation patterns and root cause relationships through offline training, so that when authentication failures occur, the pre-trained models can immediately apply learned patterns for rapid and reliable detection without requiring comprehensive real-time analysis.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces the manual correlation discovery process with automated machine learning systems that continuously analyze and learn relationships between syslog events. The ML models automatically discover and update correlation patterns between different network device logs and authentication failures, maintaining high detection reliability while enabling real-time automated remediation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of repair

If manual remedial actions and configuration changes are implemented to fix authentication issues, then ease of repair is improved, but loss of time increases

Engineering Contradiction:
Improveremediation simplicityVSAvoidtime for remediation
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The patent implements self-service by enabling the network system to automatically remediate authentication failures without human intervention. The machine learning system not only identifies root causes but also automatically generates and applies remediation actions, such as configuration changes or service restarts, allowing the system to fix its own problems rapidly while maintaining simplicity through automated decision-making.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent implements feedback mechanisms where the system continuously monitors authentication failures, analyzes root causes using ML models, applies remediation actions, and then verifies whether the remediation was successful. This closed-loop feedback process ensures that automated repairs are both simple and effective, with the system learning from outcomes to improve future remediation decisions.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11677613B2Root-cause analysis and automated remediation for Wi-Fi authentication failures
Publication Date: 2023.06.13 CIENA CORP
  • US11677613B2 patent drawing
  • US11677613B2 patent drawing
  • US11677613B2 patent drawing

AI summary

Systems and methods for analyzing root-causes of Wi-Fi issues in a Wi-Fi system associated with a Local Area Network (LAN) are described in the present disclosure. A method, according to one embodiment, includes a step of monitoring a Wi-Fi system associated with a LAN to detect authentication failures in the Wi-Fi system. In response to detecting an authentication failure in the Wi-Fi system, the method also includes the step of analyzing the authentication failure to determine one or more root-causes of the authentication failure. The method also includes pushing changes to the Wi-Fi system to automatically remediate the one or more root-causes in the Wi-Fi system.