Web Adapter Failover via Load Balancer Redirection

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Solution Overview

Problem

Telecommunication networks face challenges in maintaining uninterrupted collaboration conferencing services when web adapters in one data center become unavailable, leading to potential outages or performance issues, necessitating a failover mechanism to redirect traffic to a secondary data center.

Innovation Solution

Implementing a method and system that involves associating web adapters across different data centers, using load balancers to detect failures or initiate failover procedures, and redirecting communication traffic from a primary web adapter to a secondary adapter in a geographically separate data center, while updating DNS with secondary IP addresses to ensure continuous service.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If web adapters in a single data center are used to host collaboration conferencing services, then service management is simplified, but service availability and reliability deteriorate when hardware failures or outages occur

Engineering Contradiction:
Improveservice availabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system divides the collaboration conferencing service into multiple geographically distributed data centers, each hosting independent web adapters. This segmentation allows the service to be distributed across multiple locations, improving reliability through geographic redundancy while maintaining manageable complexity through modular architecture

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system pre-configures multiple web adapters across different data centers before failures occur. Load balancers are pre-established to monitor adapter status and automatically redirect traffic to standby adapters in different geographic locations when failures are detected, ensuring continuous service availability without manual intervention

Inventive Principle:
Principle #10Preliminary action

2Reliability

If traffic is concentrated on a single web adapter, then resource utilization is efficient, but service continuity deteriorates when the adapter becomes unavailable or overloaded

Engineering Contradiction:
Improveservice continuityVSAvoidload balancing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Load balancers are introduced as intermediary devices that sit between client devices and web adapters. These intermediaries automatically monitor adapter health and distribute traffic across multiple adapters in different data centers, providing service continuity while managing the complexity of traffic distribution centrally rather than requiring complex configurations on each adapter

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system dynamically changes traffic routing parameters based on adapter status. When a web adapter becomes unavailable or overloaded, the load balancer automatically modifies routing parameters to redirect traffic to alternative adapters in different geographic locations, maintaining service continuity through adaptive parameter adjustment

Inventive Principle:
Principle #35Parameter changes

3Reliability

If geographic redundancy is implemented with web adapters in multiple data centers, then service availability improves, but network complexity and configuration difficulty increase

Engineering Contradiction:
Improveservice availabilityVSAvoidconfiguration ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The load balancer is designed as a universal component that handles multiple functions: traffic distribution, health monitoring, failover management, and DNS coordination. This multi-functionality consolidates the complexity of managing geographically distributed web adapters into a single versatile device, improving service availability while maintaining operational simplicity

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

Data Source

PatentUS11128702B2Method and system for failover of a data portion of a collaboration conference in a collaboration conference system
Publication Date: 2021.09.21 LEVEL 3 COMMUNICATIONS LLC
  • US11128702B2 patent drawing
  • US11128702B2 patent drawing
  • US11128702B2 patent drawing

AI summary

Aspects of the present disclosure involve systems, methods, computer program products, and the like, for providing a failover system and method for one or more collaboration conference web adapters. In general, the system and method allow for the movement of traffic or other communication packets associated with a collaboration conference from one adapter located in a first data center to another adapter located in a second data center. In one embodiment, the failover may occur in response to the detection or determination of a failure or loss of an operational state at an adapter of the system. In another embodiment, the failover may occur in response to a selection from an operations center to move the traffic to the selected adapter or second data center.