Scenario-Based Network Device Diagnosis Automation

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Solution Overview

Problem

Current network management software systems lack automation and guidance, requiring operators to manually diagnose and repair network devices, with complex command-line interfaces and proprietary features that are not easily transferable or updatable, leading to inefficiencies in managing multiple network scenarios.

Innovation Solution

A programmatic scenario-based network device management system that aggregates responses from multiple applications, automatically evaluates and formulates corrective actions, and presents options to operators, allowing for customizable queries and automated sequence establishment to address network scenarios without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If network management systems use command line interfaces with complex grammar, then the systems can handle specific network problems, but the operator knowledge is not easily transferable or updateable

Engineering Contradiction:
Improvenetwork problem handling capabilityVSAvoidoperator knowledge transferability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent creates a virtual model (copy) of the network device that includes a virtualized command line interface. This virtual model replicates the device's behavior and interface, allowing operators to practice and learn commands in a safe environment without affecting actual network operations. The virtual model can be updated independently of the physical device, making knowledge transferable and updateable across different platform versions.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent introduces a virtualization layer as an intermediary between the operator and the actual network device. This virtual environment acts as a mediator that translates operator actions into appropriate device commands, providing guidance and automation while maintaining the ability to handle specific network problems. The intermediary layer captures and processes device responses, presenting them in a standardized format that improves knowledge transferability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If network management systems require manual command entry, then specific fault diagnosis can be performed, but the operation process is time-consuming and complex

Engineering Contradiction:
Improvefault diagnosis accuracyVSAvoiddiagnosis time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent pre-configures the virtual command line interface with sequences of commands and diagnostic procedures that are commonly needed for fault diagnosis. Instead of requiring operators to manually enter each command in real-time, the system has diagnostic workflows prepared in advance within the virtual environment, allowing for faster execution while maintaining diagnostic accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements an automated feedback mechanism where the system monitors operator actions in the virtual environment, provides real-time guidance on command selection, and automatically processes diagnostic results. This feedback loop accelerates the diagnosis process by eliminating manual interpretation steps while maintaining the precision needed for accurate fault identification.

Inventive Principle:
Principle #23Feedback

3Reliability

If each software system has distinct interface and feature set, then specific network scenarios can be managed, but operators must learn multiple interfaces

Engineering Contradiction:
Improvenetwork scenario management capabilityVSAvoidinterface learning complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent creates a universal virtual command line interface that can emulate multiple different device interfaces and feature sets. Instead of requiring separate management systems for different network scenarios, the virtualized interface can be configured to represent various device types and scenarios, allowing operators to manage multiple network scenarios through a single unified interface that maintains scenario-specific functionality.

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

Data Source

PatentUS7620848B1Method of diagnosing and repairing network devices based on scenarios
Publication Date: 2009.11.17 CISCO TECHNOLOGY INC
  • US7620848B1 patent drawing
  • US7620848B1 patent drawing
  • US7620848B1 patent drawing

AI summary

A method and an apparatus are disclosed for diagnosing and repairing network devices based on scenarios. The method and apparatus aggregate responses to a selectable list of queries for a plurality of network scenarios that involve a plurality of applications on the network devices. In addition, the responses are automatically evaluated to formulate the appropriate corrective actions to address the scenarios for the applications.