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Working with Cisco SD-WAN solutions involves understanding several key knowledge points to effectively manage and optimize wide area networks. Here are the essential concepts:
1. Software-Defined Networking: Cisco SD-WAN is a software-defined approach to managing the WAN, which allows for more agile and flexible network management compared to traditional WANs.
2. Transport Independence: One of the main advantages of SD-WAN is transport independence, which means it can use any combination of connectivity options—MPLS, 4G/5G LTE, broadband internet, etc.—to connect users to applications.
3. Application Performance: SD-WAN improves application performance by prioritizing business-critical applications and ensuring that they receive the bandwidth and resources they need.
4. Cloud Integration: Cisco SD-WAN provides optimized cloud integration, improving user experience for SaaS and public cloud applications by enabling direct, secure access to cloud services.
5. Centralized Management: With Cisco Catalyst SD-WAN Manager (formerly vManage), you get a centralized dashboard for configuration, management, operation, and monitoring across the entire SD-WAN fabric.
6. Security: Integrated security is a core component, with full-stack multilayer security capabilities both on-premises and in the cloud, providing real-time threat protection.
7. Cisco Umbrella Integration: Cisco SD-WAN is fully integrated with Cisco Umbrella, offering additional protection against security blind spots and cyber threats.
8. SASE Architecture: SD-WAN facilitates the transition to a Secure Access Service Edge (SASE) architecture, combining network and security functions with WAN capabilities to support the dynamic, secure access needs of organizations.
9. Scalability: SD-WAN solutions are designed to scale with the business, accommodating new sites and users without the complexity of traditional WAN.
10. Visibility and Analytics: Enhanced network visibility and predictive analytics are part of the SD-WAN solution, enabling IT teams to anticipate issues and optimize the network proactively.
Understanding these key points will help you work more effectively with Cisco SD-WAN solutions, ensuring a more resilient, secure, and efficient network infrastructure.