A large enterprise customer has more than 300 worldwide locations, each with at least two different WAN connections to their five regional data centers across US, Europe, and Asia. These data centers offer different application services and work as primary, with a remote data center as backup. You must provide a solution to securely select the traffic path for specific applications based on an IT policy. Which solution allows the easiest management of the path decision from the data center sites?
A) Apply policy-based routing at each remote site
B) Use LISP over the current WAN
C) Set up each center with its own AS and use BGP AS-PATH prepend configuration
D) Add Cisco MPLS TE devices in the data centers and activate Cisco MPLS TE

Question

Quizplus · Accepted Answer

LISP (Locator/ID Separation Protocol) allows for easy management of traffic paths by separating the identity of the application from its location, enabling policy-based path selection without complex routing configurations at each site.

A Large Enterprise Customer Has More Than 300 Worldwide Locations