Policy-Based Network Traffic Isolation for Dynamic Path Selection
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Solution Overview
Problem
The increasing complexity in managing enterprise IT networks due to the shift towards multi-tenant environments, including public cloud, SaaS, and virtualized data centers, necessitates a flexible approach to network control and management that can handle various applications without relying on underlying VPN and routing protocols.
Innovation Solution
A method and system utilizing a multi-tenant controller to dynamically determine network requirements, route application data flows based on policy, and manage network paths, including signature detection, path configuration, and QoS management across distributed computing environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If enterprises use public cloud infrastructure, SaaS infrastructure, and private or virtualized data center infrastructure, then the variety of applications and network services increases, but the complexity of managing and maintaining the infrastructure increases
Solution Approach 1:
The patent introduces a centralized network controller as an intermediary that manages network traffic and policies across multi-tenant environments. The controller intercepts and processes network packets, applying quality of service policies and routing decisions without requiring individual devices to understand the complexity of multiple infrastructure types. This mediator approach allows enterprises to leverage diverse infrastructure (public cloud, SaaS, private data centers) while the controller handles the management complexity centrally.
2Reliability
If enterprises rely on traditional VPN protocols and routing protocols for network management, then network connectivity is established, but the flexibility to adapt to different applications and network conditions is reduced
Solution Approach 1:
The patent implements dynamic policy-based routing where the network controller continuously monitors network conditions and adjusts routing decisions in real-time based on application requirements. Instead of static VPN and routing protocols, the system dynamically creates virtual network paths, applies quality of service policies, and adapts to changing network conditions. This allows the network to maintain reliable connectivity while being flexible enough to accommodate different application needs and network states.
3Ease of operation
If the network routes all application traffic through centralized controllers, then policy enforcement is improved, but the network bandwidth and processing capacity requirements increase
Solution Approach 1:
The patent segments network traffic handling by implementing distributed network elements that can independently process and enforce policies for their local traffic. Rather than all traffic passing through a single centralized controller, the system divides the network into multiple autonomous segments that can make local routing and policy decisions. This segmentation reduces the processing burden on any single controller while maintaining centralized policy coordination, thereby reducing overall network bandwidth consumption and processing capacity requirements.
Data Source
AI summary
Various techniques for dynamic path selection and data flow forwarding are disclosed. For example, various systems, processes, and computer program products for dynamic path selection and data flow forwarding are disclosed for providing dynamic path selection and data flow forwarding that can facilitate preserving/enforcing symmetry in data flows as disclosed with respect to various embodiments.