Location-Based Network Configuration via LLDP and Server Automation

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Solution Overview

Problem

Conventional network configuration methods, such as manual configuration and DHCP, are inefficient and inconvenient, especially in complex network environments, as they require pre-setting of IP addresses and do not automatically adjust configurations based on device locations within the network topology.

Innovation Solution

A network configuration system that includes a server with a storage module, receiving module, configuring module, and searching module, which uses LLDP information to determine the operational IP address from a network management table and sets transient network configurations for nodes, allowing for automatic configuration adjustments based on device locations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual network configuration method is used, then network configuration can be set according to device location, but the configuration process is inefficient and difficult in complex network environments

Engineering Contradiction:
Improveconvenience in network configurationVSAvoidconfiguration efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system enables automatic network configuration through the node's own LLDP information and the server's automated processing. The node automatically generates LLDP information, the server automatically compares it with the network management table, and automatically assigns IP addresses without manual intervention, making the system self-configuring.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical configuration operations with automated electronic processes. The server uses automated comparison of LLDP information against the network management table and automatically assigns IP addresses, substituting manual configuration steps with electronic automation.

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

2Productivity

If DHCP configuring method is used, then configuration efficiency is improved, but nodes cannot use designated network configuration including IP address according to their location in the entire network

Engineering Contradiction:
Improveconfiguration efficiencyVSAvoidlocation-based configuration adaptability
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The system uses LLDP information as feedback to determine network configuration. The node's LLDP information is continuously compared with the network management table, and the server adjusts IP address assignment based on this feedback, enabling location-based configuration while maintaining efficiency.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The network management table is prepared in advance with all necessary node information, network port numbers, and operational IP addresses. This preliminary preparation enables the server to quickly and efficiently assign appropriate IP addresses based on current LLDP information without requiring real-time manual configuration.

Inventive Principle:
Principle #10Preliminary action

3Extent of automation

If secondary setting method is used, then some automatic configuration is achieved, but identification information and corresponding IP addresses must be set beforehand and the server cannot automatically set configurations according to device locations

Engineering Contradiction:
Improveautomatic configuration capabilityVSAvoidpre-configuration complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent extracts the location identification capability from complex pre-configuration requirements by using LLDP information. Instead of requiring pre-configuration of identification information and IP addresses, the system extracts only the necessary LLDP data to automatically determine the appropriate configuration from the network management table.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9054976B2Network configuration system based on location and configuration method thereof
Publication Date: 2015.06.09 MOXA INC
  • US9054976B2 patent drawing
  • US9054976B2 patent drawing
  • US9054976B2 patent drawing

AI summary

A network configuration system based on location of the device transmits a transient network configuration via a server to a node to set the network configuration thereof. Link layer discovery protocol (LLDP) information produced at the node is used to search for a default network management table in order to obtain the actual network configuration. The network configuration of the node is then updated according to the actual network configuration. The corresponding configuration method is also proposed. The mechanism helps improve the convenience in setting the network configuration.