Network Management Server Region Grouping for Abnormal Flow Control

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Solution Overview

Problem

Existing network systems face inefficiencies in interrupting abnormal data flows due to unnecessary consumption of network resources, especially when a mobile unit transmitting abnormal data moves, as current techniques do not effectively manage resource allocation across communication nodes.

Innovation Solution

A network system with a network management server that groups communication nodes into regions, allowing for controlled abnormal flow interruption by managing these regions and adjacent areas, reducing the need for frequent interruption settings across multiple nodes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If interruption setting is executed for a large number of communication nodes to track mobile unit movement, then abnormal data flow can be continuously interrupted, but network resources are excessively consumed

Engineering Contradiction:
Improveabnormal data flow interruption continuityVSAvoidnetwork resource consumption
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The network is segmented into multiple regions, with each region managed by a designated communication node. When a mobile unit moves to a new region, only the communication node managing that specific region receives interruption settings, rather than all nodes in the network. This segmentation reduces the number of nodes that need to process interruption commands while maintaining continuous tracking of the mobile unit across region boundaries.

Inventive Principle:
Principle #1Segmentation

2Reliability

If interruption setting is executed for all communication nodes, then abnormal data flow is reliably interrupted across the entire network, but the complexity of managing interruption settings increases

Engineering Contradiction:
Improveabnormal data flow interruption coverageVSAvoidinterruption setting management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A region management communication node acts as an intermediary between the network management server and other communication nodes in its region. The intermediary node receives interruption settings from the server and distributes them to relevant nodes within its region, simplifying the overall management structure. This reduces the direct complexity at each node while maintaining comprehensive coverage through the hierarchical intermediary structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10624157B2Network system, network management method and network management apparatus
Publication Date: 2020.04.14 HITACHI LTD
  • US10624157B2 patent drawing
  • US10624157B2 patent drawing
  • US10624157B2 patent drawing

AI summary

The network system includes a plurality of communication nodes, a network that is connected to the plurality of communication nodes, and a network management server that is connected to the network. The network management server accepts information of a plurality of regions in each of which a plurality of areas that are assigned to the respective communication nodes are grouped, and the network management server executes setting of controlling an abnormal flow on the communication nodes to which the areas grouped in a first region in which the areas assigned to the communication node notifying detection of the mobile unit that transmits the abnormal flow are grouped and at least one second region adjacent to the first region are assigned.