Auto-Enrollment Eligibility via IP Reverse Lookup

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Solution Overview

Problem

Current methods for auto-enrollment of electronic devices into enterprise domains require expensive serial number mapping processes and are inefficient, especially when devices need to be redistributed within an organization.

Innovation Solution

A method that performs a reverse lookup of the IP address from which an initialization request originates to determine if an electronic device should auto-enroll, comparing the results with a list of enterprise domains that have enabled auto-enrollment, and checks for available licenses, using forward lookups and Classless Inter-Domain Routing (CIDR) blocks for authentication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If serial number mapping process is used for auto-enrollment, then device can be mapped to enterprise domain, but the process is expensive and inefficient

Engineering Contradiction:
Improveauto-enrollment reliabilityVSAvoidenrollment efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

Instead of mapping serial numbers to domains (forward mapping), the system performs reverse lookups of IP addresses to determine domain names, then compares these domain names against a list of enterprise domains. This inversion of the mapping approach eliminates the need for expensive serial number mapping while achieving reliable auto-enrollment determination.

Inventive Principle:
Principle #13The other way round (Inversion)

2Measurement precision

If serial number mapping process is used, then device can be identified for enrollment, but the process is complex and requires batch processing

Engineering Contradiction:
Improvedevice identification accuracyVSAvoidmapping process complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system extracts only the necessary information (IP address from initialization request) and performs a reverse lookup to obtain the domain name. This extraction approach simplifies the process by removing the complex batch serial number mapping operation while maintaining accurate device identification through IP-based domain determination.

Inventive Principle:
Principle #2Taking out (Extraction)

3Productivity

If reverse lookup of IP address is performed, then auto-enrollment can be determined efficiently, but additional lookups and comparisons are required

Engineering Contradiction:
Improveenrollment determination speedVSAvoidlookup process complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system performs the reverse lookup of the IP address early in the initialization process, before the device completes its setup. By preparing the domain name information in advance through the reverse lookup, the system enables efficient auto-enrollment determination without requiring complex real-time processing during device initialization.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9065863B1Determining eligibility of a device to auto-enroll in a domain
Publication Date: 2015.06.23 GOOGLE LLC
  • US9065863B1 patent drawing
  • US9065863B1 patent drawing
  • US9065863B1 patent drawing

AI summary

A method for determining auto-enrollment eligibility for an electronic device with an enterprise domain is provided. The method includes generating a reverse lookup of the IP address of the host through which an electronic device is requesting initialization in order to determine an associated domain name. The method also includes comparing the associated domain name to a list of enterprise domains and determining if the electronic device is eligible to auto-enroll with the an particular enterprise domain. The method also includes determining if the enterprise domain has an available license for the type of electronic device and sending a request to the electronic device to initiate auto-enrollment. Systems and machine-readable media are also provided.