The des-1210-52/e d-link 48 port switch has the following features:
time based poe.
smart fan feature.
saves energy while lowering costs.
provides continuous, reliable and eco-friendly operation.
access control list secures network.
d-link safeguard engine protectscpu from broadcast/multicast/unicast flooding.
port security supports 64 macs per port.
manage using smartconsole or web-based gui.