Zyxel XGS2220-30HP Managed L3 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) Black

DHCP features: DHCP server | AC input frequency: 50 - 60 Hz | Switch layer: L3 | Package width: 580 mm | Operating relative humidity (H-H): 10 - 95% | Power supply included: Yes | Power over Ethernet (PoE) ports quantity: 26 | Power source: AC | Package depth: 503 mm | Internal memory: 1024 MB | DHCP features: DHCP relay | MAC address table: 32000 entries | Packet buffer memory: 2 MB | 10G support: Yes | Storage temperature (T-T): -40 - 70 °C | Quality of Service (QoS) support: Yes | Product colour: Black | Total Power over Ethernet (PoE) budget: 400 W | Operating temperature (T-T): -20 - 50 °C | Rack mounting: Yes | Package height: 95 mm | Power over Ethernet (PoE): Yes | Width: 441 mm | Flash memory: 64 MB | IGMP snooping: Yes | Multicast support: Yes | Routing entries: 64 | Networking standards: IEEE 802.1Q | Networking standards: IEEE 802.3x | Networking standards: IEEE 802.1x | Networking standards: IEEE 802.3bt | Security algorithms: SNMP | Switching capacity: 168 Gbit/s | Switch type: Managed | Networking standards: IEEE 802.3ab | Networking standards: IEEE 802.1p | Networking standards: IEEE 802.3at | Security algorithms: SNMPv2 | Networking standards: IEEE 802.1ab | Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000) | Heat dissipation: 1626.57 BTU/h | Web-based management: Yes | Networking standards: IEEE 802.3z | Networking standards: IEEE 802.3ae | Networking standards: IEEE 802.3an | Mean time between failures (MTBF): 268.305 h | AC input voltage: 100 - 240 V | Weight: 4.35 kg | LED indicators: Yes | Height: 44 mm | Package weight: 5.77 kg | Basic switching RJ-45 Ethernet ports quantity: 24 | Installed SFP+ modules quantity: 4 | Depth: 330 mm | Jumbo frames support: Yes | Security algorithms: SNMPv3 | Storage relative humidity (H-H): 10 - 90% | Power consumption (max): 477 W | Networking standards: IEEE 802.3af | Networking standards: IEEE 802.3az | Warnings: Make sure the ventilation of the equipment is not blocked. | Warnings: Avoid contact of the device with liquid. | Warnings: Follow the safety guidelines for electrical current. | Compliance certificates: Low Voltage Directive (LVD) | Compliance certificates: RoHS | Compliance certificates: CE | Compliance certificates: Federal Communications Commission (FCC) | ARP inspection: Yes | Forwarding rate: 125 Mpps | Static route: Yes | Authentication type: IEEE 802.1x, RADIUS, TACACS+ | GARP VLAN Registration Protocol (GVRP): Yes | BPDU filtering/protection: Yes | Cloud-managed: Yes | Multicast Listener Discovery (MLD) snooping: MLD v1/v2 | 10G Ethernet (copper) ports quantity: 2 | IGMP proxy: Yes