Free Cisco CCST-Networking Exam Questions

Which component of the AAA service security model provides identity verification? 

You are the network architect for a global enterprise with multiple branches worldwide. You're currently designing a new network infrastructure to optimize communication between the headquarters in New York and various branch offices. The network setup includes deploying multiple Layer 3 switches to handle routing between the branches and the headquarters. Each office has its local servers and workstations, but they also need to access shared corporate resources located at the headquarters. Given the critical requirement for efficient and secure data routing across the network, which configuration should you prioritize to ensure seamless interconnectivity and optimal use of the network hardware?