Product Overview of Veriflow
Veriflow is a cutting-edge network verification, assurance, and troubleshooting solution, now integrated into VMware’s portfolio following its acquisition in 2019. This innovative tool is designed to help enterprises model, analyze, and verify their hybrid networks, ensuring enhanced network security, resilience, and performance.
Key Features and Functionality
1. Network Modeling and Analysis
Veriflow allows IT teams to create detailed models of their hybrid networks, encompassing both physical and virtual components. This capability enables comprehensive analysis of network behavior, helping teams to identify potential issues before they occur.
2. Real-Time Verification
Veriflow achieves real-time verification of network-wide invariants, ensuring that network configurations comply with predefined rules and policies. It does this by intercepting and verifying forwarding rules as they are issued by the network controller, preventing bugs and ensuring network stability.
3. What-If Analysis
The platform provides advanced “What-If” analysis, allowing network administrators to simulate changes and predict their impact on the network. This feature helps in planning and optimizing network configurations without disrupting live operations.
4. End-to-End Visibility
Veriflow offers unified troubleshooting capabilities across both virtual and physical environments, providing a holistic view of network behavior. It collects data from various network components, including routers, load balancers, firewalls, and virtual infrastructure, to build an end-to-end model of the network.
5. Application and Flow Awareness
When combined with other VMware tools like vRealize Network Insight, Veriflow extends its capabilities to include application awareness and flow analysis. This integration allows for top-down visibility of applications and how packet flows are managed within the network.
6. Problem Detection and Troubleshooting
Veriflow is equipped to detect critical network issues in real-time, such as forwarding loops, access control policy violations, and path availability. Its incremental algorithms ensure that these checks are performed at very high speeds, typically within milliseconds, without impacting network performance.
7. Security and Resilience
By ensuring that network configurations are correct and compliant, Veriflow enhances the security and resilience of the network. It helps in enforcing access control policies, isolating virtual networks, and maintaining network availability.
Conclusion
In summary, Veriflow is a powerful tool for network verification, assurance, and troubleshooting, offering real-time analysis, comprehensive modeling, and advanced What-If analysis. Its integration with VMware’s ecosystem further enhances its capabilities, providing enterprises with a robust solution for managing and optimizing their hybrid networks.