These unique flex-chassis switches can function as a modular chassis, as well as a fixed-form-factor stackable switch, providing the flexibility, scalability, & reliability of a modular platform & the ease of use of a stackable solution. The A5820 Switch Series delivers line-rate Gigabit Ethernet connectivity & high port density. The high-performance switching & high-density capacity of the A5820 Switch Series platforms provide flexible deployment options. The switch can be used for top-of-rack data center server access to the A12500 core switch; in a consolidated network as a building or department core.