Zyxel GS1920-48HPV2 Managed Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) Black

Certification: RoHS | IP-MAC-Port binding: Yes | Package width: 616 mm | DHCP features: DHCPv6 relay | Spanning tree protocol: Yes | Power over Ethernet (PoE): Yes | Width: 441 mm | Package depth: 355 mm | Rack mounting: No | Combo SFP ports quantity: 4 | Product colour: Black | Total Power over Ethernet (PoE) budget: 375 W | System event log: Yes | Height: 44 mm | Fiber ethernet cabling technology: 1000BASE-X | Package weight: 5.25 kg | Safety: LVD, BSMI | Networking standards: IEEE 802.1x | Storage relative humidity (H-H): 10 - 95% | Operating temperature (T-T): 0 - 50 °C | Networking standards: IEEE 802.1Q | Networking standards: IEEE 802.3x | Networking standards: IEEE 802.3ab | Networking standards: IEEE 802.1p | Networking standards: IEEE 802.3ad | Networking standards: IEEE 802.1s | Security algorithms: SNMP | Cables included: AC | Copper ethernet cabling technology: 100BASE-TX | ARP inspection: Yes | Basic switching RJ-45 Ethernet ports quantity: 44 | IGMP snooping: Yes | Noise level: 26.5 dB | MAC address filtering: Yes | Security algorithms: 802.1x RADIUS | Networking standards: IEEE 802.1ab | Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000) | Internal memory: 256 MB | DHCP features: DHCP snooping | Networking standards: IEEE 802.1w | Networking standards: IEEE 802.3u | Security algorithms: SNMPv3 | DHCP features: DHCP client | DHCP features: DHCP relay | Networking standards: IEEE 802.1D | Networking standards: IEEE 802.3z | SFP module slots quantity: 2 | Operating relative humidity (H-H): 10 - 95% | AC input frequency: 50 - 60 Hz | Harmonized System (HS) code: 85176990 | Rate limiting: Yes | Virtual LAN features: Private VLAN | Virtual LAN features: Port-based VLAN | Mean time between failures (MTBF): 502509 h | Depth: 270 mm | Virtual LAN features: Voice VLAN | Heat dissipation: 1617.36 BTU/h | Storage temperature (T-T): -40 - 70 °C | Quality of Service (QoS) support: Yes | Queue scheduling algorithms: WFQ | 10G support: No | Authentication: Guest VLAN, Port-based authentication | Rack mount kit: Yes | Virtual LAN features: Protocol-based VLAN | Switch type: Managed | AC input voltage: 100 - 240 V | Virtual LAN features: IP subnet–based VLAN | Access Control List (ACL): Yes | CPU defense: Yes | Virtual LAN features: MAC address-based VLAN | Multicast support: Yes | Fiber optic connector: SFP | MAC address table: 16000 entries | Flow control support: Yes | Queue scheduling algorithms: SPQ | Queue scheduling algorithms: Weighted Round Robin (WRR) | Power consumption (max): 474.3 W | Packet buffer memory: 1.5 MB | Password protection: Yes | Package height: 107 mm | VLAN support: Yes | Flash memory: 32 MB | Copper ethernet cabling technology: 1000BASE-T | Weight: 4.1 kg | Switching capacity: 100 Gbit/s | Forwarding rate: 74 Mpps | Power over Ethernet (PoE) ports quantity: 48 | Authentication type: IEEE 802.1x, RADIUS | Electromagnetic compatibility: FCC 15 A, CE A, BSMI EMC