Network Access Control Module for Traffic Load Balancing

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Solution Overview

Problem

Existing network access control systems fail to efficiently manage varying network traffic patterns, leading to potential overloads and inefficiencies in both wired and wireless local area networks, especially in areas with fluctuating demand and diverse device types.

Innovation Solution

A network device with multiple interfaces and a control module that monitors traffic statistics and applies network access rules to conditionally permit or prevent traffic flow between interfaces, balancing load by managing access based on traffic parameters, device types, and usage patterns.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If network access is provided without traffic monitoring and control rules, then network access is simple and easy to implement, but network overload occurs and service quality deteriorates during peak traffic periods

Engineering Contradiction:
Improveservice qualityVSAvoidnetwork control complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system pre-establishes network access control rules before peak traffic periods occur. These rules define thresholds and actions in advance, enabling the network device to automatically respond to traffic conditions without real-time complex decision-making, thus maintaining service quality while avoiding operational complexity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The network device continuously monitors network traffic statistics and uses this feedback to dynamically adjust access control decisions. By comparing actual traffic against predefined thresholds and rules, the system automatically permits or restricts access to maintain optimal service quality without requiring manual intervention

Inventive Principle:
Principle #23Feedback

2Productivity

If network traffic is not monitored and controlled, then network device complexity is low, but network overload occurs and bandwidth is inefficiently used

Engineering Contradiction:
Improvebandwidth efficiencyVSAvoidtraffic management complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The network device autonomously monitors its own traffic statistics and applies pre-configured control rules to manage bandwidth automatically. This self-service approach eliminates the need for external manual control while optimizing bandwidth utilization during peak periods, achieving improved productivity without proportionally increasing operational complexity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system dynamically adjusts network access parameters such as permitted traffic volume, priority levels, and access permissions based on real-time traffic conditions. By changing these parameters in response to monitored statistics, the system optimizes bandwidth efficiency without requiring complex reconfiguration

Inventive Principle:
Principle #35Parameter changes

3Stability of the object's composition

If access control rules are not implemented, then ease of operation is high, but network portions experience uneven load distribution and overloads during peak times

Engineering Contradiction:
Improveload distribution stabilityVSAvoidaccess control operation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The access control system dynamically adjusts its behavior based on real-time network conditions. The network device monitors traffic statistics and automatically modifies access decisions, transitioning between permissive and restrictive states as needed. This dynamic approach stabilizes load distribution across network portions while maintaining operational simplicity through automation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The network is divided into multiple portions or zones with differentiated access control policies. By segmenting the network and applying specific rules to each portion based on its load conditions, the system achieves stable load distribution without requiring complex centralized control, as each segment can be managed independently

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8059530B1System and method for controlling network access
Publication Date: 2011.11.15 GLOBALFOUNDRIES US INC
  • US8059530B1 patent drawing
  • US8059530B1 patent drawing
  • US8059530B1 patent drawing

AI summary

A network tap device may include a processor, a first network interface responsive to the processor a second network interface responsive to the processor, the second network interface configured to provide wireless network access, and memory accessible to the processor. The memory may include a network access rule. The processor may be operable to permit network traffic to flow between the first network interface and the second network interface based at least in part on network traffic in a network coupled to the first network interface in accordance with the network access rule.