Virtualization has become a critical component in most enterprise networks because of modern demands in IT, including increasing efficiency while reducing capital and operational costs. Virtualization is a critical component of the Cisco enterprise network architecture.
Virtualization can represent a variety of technologies, including extracting the logical components from hardware or networks and implementing them into a virtual environment. Some of the advantages of virtualization include the following:
- Flexibility in managing system resources
- Better use of computing resources
- Consolidating low-performance devices into high-performance devices
- Providing flexible security policies