Zyxel XGS2220-54 Managed L3 Gigabit Ethernet (10/100/1000)

Security algorithms: SNMPv3 | Storage relative humidity (H-H): 10 - 90% | Multicast Listener Discovery (MLD) snooping: MLD v1/v2 | Networking standards: IEEE 802.1ab | Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000) | Switching capacity: 216 Gbit/s | Height: 44 mm | GARP VLAN Registration Protocol (GVRP): Yes | Operating temperature (T-T): -20 - 50 °C | Width: 441 mm | Depth: 270 mm | Operating relative humidity (H-H): 10 - 95% | Power supply included: Yes | ARP inspection: Yes | IGMP snooping: Yes | Networking standards: IEEE 802.3ab | Networking standards: IEEE 802.1p | Networking standards: IEEE 802.3an | Networking standards: IEEE 802.1x | Networking standards: IEEE 802.1D | Networking standards: IEEE 802.3z | Networking standards: IEEE 802.3ae | Security algorithms: SNMPv2 | Networking standards: IEEE 802.1w | AC input voltage: 100 - 240 V | Mean time between failures (MTBF): 298.735 h | Switch type: Managed | Authentication type: IEEE 802.1x, RADIUS, TACACS+ | Power source: AC | Networking standards: IEEE 802.3ad | Networking standards: IEEE 802.1s | Security algorithms: SNMP | Power over Ethernet (PoE): No | Packet buffer memory: 2 MB | Switch layer: L3 | Weight: 3.85 kg | DHCP features: DHCP server | Jumbo frames support: Yes | DHCP features: DHCP relay | Basic switching RJ-45 Ethernet ports quantity: 48 | Flash memory: 64 MB | AC input frequency: 50 - 60 Hz | Installed SFP+ modules quantity: 4 | Rack mounting: Yes | Networking standards: IEEE 802.3az | IGMP proxy: Yes | Power consumption (max): 57.31 W | Networking standards: IEEE 802.1Q | Networking standards: IEEE 802.3x | Forwarding rate: 161 Mpps | Routing entries: 64 | MAC address table: 32000 entries | Heat dissipation: 195.43 BTU/h | Storage temperature (T-T): -40 - 70 °C | Quality of Service (QoS) support: Yes | Internal memory: 1024 MB | 10G support: Yes | 10G Ethernet (copper) ports quantity: 2