Network Management via Virtual Simulation and NDSI

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Solution Overview

Problem

Modern networks are complex and difficult to configure and manage due to their large number of interacting devices, requiring efficient methods to simulate and update network systems effectively.

Innovation Solution

A method and system that utilize Network Device State Information (NDSI) to configure and manage simulated network devices, simulate network operations, and initiate updates in real network systems based on simulation results, incorporating a coordination point with a processor, memory, and a simulation system to mirror real network conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If modern networks include a large number of network devices to increase network capability and coverage, then network functionality and reach are improved, but system complexity and difficulty of configuration and management increase

Engineering Contradiction:
Improvenetwork functionalityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent creates a virtual copy of the real network system including network devices, links, and topology. This virtual network system serves as a simplified representation that can be configured and managed separately from the complex physical infrastructure, allowing operators to work with abstracted models rather than direct device connections.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent introduces a network configuration system as an intermediary layer between the operator and the complex network infrastructure. This system manages the virtual network system and automatically translates configuration changes into appropriate commands for the underlying physical network devices, shielding operators from complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If manual configuration and management methods are used for complex networks, then implementation is straightforward, but time consumption and efficiency are significantly reduced

Engineering Contradiction:
Improveease of configurationVSAvoidconfiguration efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The patent performs preliminary configuration actions in the virtual network system before applying them to the real network. Configuration changes are first validated and processed in the virtual environment, ensuring correctness before deployment to physical devices, which prevents errors and reduces rework.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent establishes a feedback loop where the network configuration system monitors the real network system state, compares it with the virtual network system, and automatically adjusts configurations to maintain consistency. This automated feedback mechanism eliminates manual intervention and significantly improves configuration efficiency.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11178018B2Method and system for managing real network systems using simulation results
Publication Date: 2021.11.16 ARISTA NETWORKS INC
  • US11178018B2 patent drawing
  • US11178018B2 patent drawing
  • US11178018B2 patent drawing

AI summary

In general, the invention relates to a method for managing a real network system. The method includes configuring, using Network Device State Information (NDSI) for at least a portion of the real network system, simulated network devices for a simulated network system. The method further includes obtaining simulation conditions for the simulated network system, simulating, using the simulation conditions, operation of the simulated network system to obtain a simulation result, and initiating an update of at least a portion of the real network system corresponding to the simulated network system.