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?

In a secure corporate environment, a network administrator is investigating an unusual network slowdown. Initial suspicions point towards firewall configurations potentially blocking or throttling critical business applications. To ascertain the specific point where packets are being altered or dropped, which network diagnostic command would provide detailed insights into the path and performance implications of firewall settings?

Which protocol is used to dynamically assign IP addresses to devices on a network?