The Cisco Catalyst Express 520 Series switches are a family of fixed-configuration, Layer 2 managed Ethernet switches that provide the reliability, scalability, and rich feature set your business needs in a cost-effective, easy-to-manage platform. Designed specifically for organizations with fewer than 250 employees.What Cisco CE520 feature optimizes Qos?
A.
Smart Business Roadmap
B.
Smartports
C.
Network Admission Control
D.
Cisco Smart Assist