Zyxel XGS2220-54HP Managed L3 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE)

Packet buffer memory: 2 MB | Switch type: Managed | Networking standards: IEEE 802.3an | Power over Ethernet (PoE) ports quantity: 50 | Networking standards: IEEE 802.1Q | Networking standards: IEEE 802.3x | Switch layer: L3 | DHCP features: DHCP server | Total Power over Ethernet (PoE) budget: 600 W | GARP VLAN Registration Protocol (GVRP): Yes | Heat dissipation: 2571.52 BTU/h | Networking standards: IEEE 802.1x | Networking standards: IEEE 802.3bt | Networking standards: IEEE 802.1D | Networking standards: IEEE 802.3z | Networking standards: IEEE 802.3ae | Weight: 5 kg | Switching capacity: 216 Gbit/s | Basic switching RJ-45 Ethernet ports quantity: 48 | Installed SFP+ modules quantity: 4 | Jumbo frames support: Yes | Forwarding rate: 161 Mpps | Networking standards: IEEE 802.1ab | Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000) | Operating relative humidity (H-H): 10 - 95% | Power supply included: Yes | Networking standards: IEEE 802.3af | Networking standards: IEEE 802.3az | 10G Ethernet (copper) ports quantity: 2 | Storage relative humidity (H-H): 10 - 90% | Networking standards: IEEE 802.3at | Networking standards: IEEE 802.3ab | Networking standards: IEEE 802.1p | Rack mounting: Yes | Power over Ethernet (PoE): Yes | Width: 441 mm | 10G support: Yes | Storage temperature (T-T): -40 - 70 °C | Quality of Service (QoS) support: Yes | AC input voltage: 100 - 240 V | Depth: 330 mm | MAC address table: 32000 entries | Networking standards: IEEE 802.3ad | Networking standards: IEEE 802.1s | Internal memory: 1024 MB | IGMP snooping: Yes | Flash memory: 64 MB | Mean time between failures (MTBF): 214.388 h | Multicast Listener Discovery (MLD) snooping: MLD v1/v2 | Power consumption (max): 754.11 W | Networking standards: IEEE 802.1w | DHCP features: DHCP relay | AC input frequency: 50 - 60 Hz | Routing entries: 64 | Power source: AC | Height: 44 mm | Operating temperature (T-T): -20 - 50 °C | ARP inspection: Yes | Authentication type: IEEE 802.1x, RADIUS, TACACS+ | IGMP proxy: Yes