Synchronized Packet and Analytics Capture for Wireless Troubleshooting

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Solution Overview

Problem

Troubleshooting communication issues in wireless networks is challenging due to the difficulty in determining the source of problems between client and access point, with existing methods being cumbersome and time-consuming, often requiring manual effort from users and IT support.

Innovation Solution

An electronic device coordinates the collection of communication data by sending a troubleshooting request to associated devices, allowing for synchronized capture of packets and analytics, which can be broadcast or unicast, and includes timestamping and encryption to prevent denial-of-service attacks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual troubleshooting methods are used to diagnose communication issues, then IT support personnel can identify problems, but the process becomes time-consuming and requires extensive user intervention

Engineering Contradiction:
Improveaccuracy of problem diagnosisVSAvoidtime required for troubleshooting
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by automatically collecting and synchronizing communication data from both ends of a link before actual troubleshooting occurs. Packet capture and analytics collection are initiated automatically when a troubleshooting request is received, preparing the data infrastructure in advance so that when diagnosis is needed, the data is already ready for analysis without requiring manual setup or user intervention

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system enables self-service troubleshooting by automatically collecting communication data from both the client device and access point, synchronizing timestamps, and making the data available for analysis without requiring manual intervention from users or IT support personnel. The electronic device autonomously coordinates with the access point to gather necessary troubleshooting information

Inventive Principle:
Principle #25Self-service

2Ease of operation

If data is collected only on one side of a communication link, then collection is simple, but it is impossible to determine which end is the source of the problem

Engineering Contradiction:
Improvesimplicity of data collectionVSAvoidcompleteness of troubleshooting information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The system segments the data collection process into two independent parts: one at the client device and one at the access point. Each end independently collects packet capture and analytics data with synchronized timestamps, then both datasets are combined for analysis. This segmentation allows simple, localized collection at each end while maintaining complete troubleshooting information through synchronization and combination of both perspectives

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The electronic device acts as an intermediary that coordinates between the client device and access point. It sends troubleshooting requests to the access point, synchronizes timestamps between the two ends, and collects data from both sides. This intermediary role enables complete information gathering while maintaining operational simplicity through centralized coordination

Inventive Principle:
Principle #24Intermediary (Mediator)

3Extent of automation

If automated troubleshooting data collection is implemented, then user intervention is reduced, but coordination between multiple devices is required

Engineering Contradiction:
Improvelevel of automated data collectionVSAvoidcoordination mechanism between devices
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The electronic device performs multiple functions: it acts as a client device, a coordination controller, and a data collection manager. By consolidating these roles in a single device, the system achieves high automation without requiring complex coordination mechanisms between multiple separate systems. The universal device can communicate with any access point using standard protocols while maintaining automated troubleshooting capabilities

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11838775B2Request for synchronized packet and analytics capture
Publication Date: 2023.12.05 RUCKUS IP HOLDINGS LLC
  • US11838775B2 patent drawing
  • US11838775B2 patent drawing
  • US11838775B2 patent drawing

AI summary

An electronic device that coordinates collection of communication data in a wireless network is described. During operation, the electronic device may provide, from an interface circuit, a troubleshooting request, where the troubleshooting request instructs at least a second electronic device (such as an access point) in the one or more second electronic devices to capture the communication data associated with subsequent communication by the electronic device. For example, the troubleshooting request may be included in a vendor specific public action frame that is broadcast or unicast. Then, the electronic device may provide, from the interface circuit, one or more packets or frames. Moreover, the electronic device may collect the communication data associated with the subsequent communication.