Automated Network Port Troubleshooting in Switching Fabric

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Solution Overview

Problem

Conventional data center fabric management systems cannot automatically diagnose or fix issues with network ports, requiring manual intervention by administrators to identify and resolve problems.

Innovation Solution

A system that automatically troubleshoots issues within a switching fabric by receiving messages from hardware devices, performing diagnostic operations, generating reports, and potentially redeploying configurations to resolve problems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual intervention is used to diagnose and fix network port issues, then troubleshooting accuracy can be maintained, but operational efficiency deteriorates due to time-consuming manual processes

Engineering Contradiction:
Improveoperational efficiencyVSAvoidautomated troubleshooting capability
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The system enables automated self-diagnosis and self-remediation of network port issues. The fabric manager automatically collects diagnostic data, analyzes problems, and applies fixes without requiring manual administrator intervention, allowing the system to service itself

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary automated diagnostics and analysis when issues are detected, preparing troubleshooting actions in advance before full remediation is required. This includes automatically gathering port statistics, error counters, and configuration data to prepare for potential fixes

Inventive Principle:
Principle #10Preliminary action

2Productivity

If automated troubleshooting operations are implemented, then operational efficiency improves, but system complexity increases due to additional diagnostic and remediation mechanisms

Engineering Contradiction:
Improvetroubleshooting efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The fabric manager is designed to perform multiple functions including normal fabric management, automated diagnostics, problem analysis, and remediation execution. This multi-functional approach consolidates troubleshooting capabilities within the existing management infrastructure rather than requiring separate dedicated systems

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent combines diagnostic data collection, problem analysis, and remediation execution into a single integrated automated workflow within the fabric manager. This merging of functions reduces the need for separate tools and interfaces that would otherwise increase system complexity

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If comprehensive diagnostic operations are performed, then problem detection accuracy improves, but time consumption increases due to extensive analysis requirements

Engineering Contradiction:
Improveproblem detection accuracyVSAvoidtroubleshooting time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system continuously collects and pre-processes diagnostic data including port statistics, error counters, and configuration information during normal operation. When issues are detected, this pre-collected data is immediately available for rapid analysis, eliminating the need for time-consuming data gathering during troubleshooting

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces manual mechanical troubleshooting processes with automated electronic diagnostics and analysis. The fabric manager automatically queries hardware devices, processes diagnostic data, and identifies problems through electronic means, significantly reducing the time compared to manual inspection and analysis

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

Data Source

PatentUS11336552B2Data center troubleshooting mechanism
Publication Date: 2022.05.17 HEWLETT PACKARD ENTERPRISE DEV LP
  • US11336552B2 patent drawing
  • US11336552B2 patent drawing
  • US11336552B2 patent drawing

AI summary

A system to facilitate troubleshooting a hardware device in a network switching fabric is described. The system includes a processor and a machine readable medium storing instructions that, when executed, cause the processor to receive a message from a hardware device indicating that a problem has been detected at the device, perform a troubleshooting operation to determine the problem at the hardware device and generate a report including the results of the troubleshooting operation.