Cisco Provider Connectivity AssuranceOrganizations use Cisco Provider Connectivity Assurance for monitoring network performance, ensuring application performance, end-to-end monitoring, troubleshooting, counting external user VPNs, and collecting device performance statistics. Deployed on-premise and in the cloud, it integrates with tools for real-time analysis. Key features include performance measurement, traffic analysis, TWAMP, dashboards, security integration, and a user-friendly GUI.
It's not for free, clearly. But on the other hand, it offers very interesting functionality. We pay around €100,000.
Pricing is a little bit expensive.