Network Signature for Automatic Device Configuration

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Solution Overview

Problem

The administration of network devices in a network environment is tedious and time-consuming due to the need for frequent broadcast messages to detect new devices and monitor changes, leading to network congestion.

Innovation Solution

A network signature is generated and stored, including information such as IP address, MAC address, and routing information, allowing for efficient identification and management of networks, enabling automatic configuration and adjustment of settings without user intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If frequent broadcast messages are sent to detect new network devices and monitor changes, then network device detection and monitoring capability is improved, but network traffic increases and network congestion occurs

Engineering Contradiction:
Improvenetwork device detection capabilityVSAvoidnetwork traffic volume
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent introduces a signature file as an intermediary mechanism that stores network device identification information (MAC address, IP address, hostname) locally. Instead of continuously sending broadcast messages across the network, the system reads this pre-stored signature file to identify devices, thereby eliminating the need for frequent network broadcasts while maintaining reliable device detection capability

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system performs preliminary action by capturing and storing network device identification information in a signature file during initial connection or configuration. This pre-stored information is then used for subsequent device identification without requiring active network queries, thus reducing network traffic while maintaining detection reliability

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If manual configuration of network devices is performed, then configuration accuracy is improved, but administration time and labor requirements increase

Engineering Contradiction:
Improveconfiguration accuracyVSAvoidnetwork administration time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent implements self-service configuration where the system automatically reads network device identification information from the signature file and configures devices without manual intervention. The automatic configuration process retrieves stored MAC addresses, IP addresses, and hostnames, then applies appropriate settings, thereby maintaining configuration accuracy while eliminating manual administration time

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system uses feedback from the signature file containing previously stored network device information to automatically configure devices. This feedback mechanism allows the system to recall accurate device identifiers and apply correct configurations automatically, ensuring both accuracy and time efficiency without manual input

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8166144B2Network identification and configuration using network signature
Publication Date: 2012.04.24 APPLE INC
  • US8166144B2 patent drawing
  • US8166144B2 patent drawing
  • US8166144B2 patent drawing

AI summary

Methods, computer program products, systems and data structures for generating a signature for a network are described. A network signature may include, for example, network information associated with a network (e.g., IP address, MAC address, domain name, DNS name, routing information, phone number, etc.). A signature of a network that has previously been created can be stored to enable identification of the network in the future and to record parameters, settings, properties and attributes previously used for that network.