Wireless Access Point VLAN Assignment Protocol

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Solution Overview

Problem

Manual assignment of client devices to Virtual Local Area Networks (VLANs) in computer networks is time-consuming and increases network management complexity, hindering efficient traffic distribution and network robustness.

Innovation Solution

Automatically assigning wireless client devices to VLANs during authentication with a wireless access point using a protocol that balances network traffic across multiple VLANs, ensuring consistent VLAN assignment even when devices transition between access points.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual assignment of client devices to VLANs is performed, then network traffic can be distributed across multiple VLANs, but the time required for assignment increases and network management complexity increases

Engineering Contradiction:
Improvenetwork robustnessVSAvoidassignment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent implements self-service by enabling client devices to automatically select and be assigned to VLANs without manual administrator intervention. The access point autonomously determines VLAN assignment based on device characteristics or policies, eliminating the time-consuming manual assignment process while maintaining reliable traffic distribution across multiple VLANs

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent applies preliminary action by pre-configuring VLAN assignment policies and criteria in the access point before client devices connect. The system prepares assignment rules in advance based on device types, time of day, or other parameters, so that when devices connect, VLAN assignment occurs instantly without requiring real-time manual intervention

Inventive Principle:
Principle #10Preliminary action

2Reliability

If manual assignment of client devices to VLANs is performed, then traffic distribution can be controlled, but network management complexity increases

Engineering Contradiction:
Improvetraffic distributionVSAvoidnetwork management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent reduces network management complexity by implementing self-service VLAN assignment where the access point automatically determines which VLAN a client device should join based on pre-defined criteria. This eliminates the need for administrators to manually configure each device's VLAN assignment while maintaining controlled and reliable traffic distribution across multiple VLANs

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent applies parameter changes by dynamically adjusting VLAN assignment based on varying conditions such as time of day, device type, or network load. The access point modifies assignment parameters automatically according to current network state, simplifying management while maintaining effective traffic distribution control

Inventive Principle:
Principle #35Parameter changes

3Reliability

If multiple VLANs are created in the same physical domain, then traffic can be distributed across redundant paths, but the complexity of managing packet flow increases

Engineering Contradiction:
Improvenetwork robustnessVSAvoidpacket flow management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent simplifies packet flow management complexity by implementing self-service VLAN selection where client devices automatically choose appropriate VLANs without requiring complex manual configuration. The access point handles the packet flow routing automatically based on the selected VLAN, maintaining network robustness through redundant paths while reducing management complexity

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8730811B2Managing network traffic
Publication Date: 2014.05.20 HEWLETT PACKARD ENTERPRISE DEV LP
  • US8730811B2 patent drawing
  • US8730811B2 patent drawing
  • US8730811B2 patent drawing

AI summary

Managing network traffic includes associating a wireless client device with a wireless access point comprising at least one processor with said wireless access point, identifying a network to which said wireless client device is assigned; and with said wireless access point, assigning said wireless client device to one of a plurality of Virtual Local Area Networks (VLANs) implemented within said network according to a protocol for balancing network traffic across the plurality of VLANs.