Zyxel GS1920-48V2 Managed Gigabit Ethernet (10/100/1000) Black

Certification: RoHS | Noise level: 26 dB | Product colour: Black | AC input frequency: 50 - 60 Hz | Package width: 496 mm | Power over Ethernet (PoE): No | AC input voltage: 100 - 240 V | Width: 440 mm | Operating relative humidity (H-H): 10 - 95% | Packet buffer memory: 1.5 MB | LED indicators: Yes | Harmonized System (HS) code: 85176990 | Power consumption (max): 36.9 W | Operating temperature (T-T): 0 - 50 °C | Flash memory: 32 MB | Copper ethernet cabling technology: 1000BASE-T | Rack mounting: Yes | Switching capacity: 100 Gbit/s | Package height: 90 mm | Copper ethernet cabling technology: 100BASE-TX | Basic switching RJ-45 Ethernet ports quantity: 44 | VLAN support: Yes | Weight: 2.8 kg | Networking standards: IEEE 802.3ad | Networking standards: IEEE 802.1s | Security algorithms: SNMP | Networking standards: IEEE 802.1Q | Networking standards: IEEE 802.3x | MAC address table: 16000 entries | Networking standards: IEEE 802.1D | Networking standards: IEEE 802.3z | Networking standards: IEEE 802.1ab | MAC address filtering: Yes | Security algorithms: 802.1x RADIUS | Networking standards: IEEE 802.3u | Security algorithms: SNMPv3 | Networking standards: IEEE 802.1w | Depth: 220 mm | Internal memory: 256 MB | Fiber optic connector: SFP | Storage temperature (T-T): -40 - 70 °C | Quality of Service (QoS) support: Yes | Networking standards: IEEE 802.3ab | Networking standards: IEEE 802.1p | Networking standards: IEEE 802.1x | Storage relative humidity (H-H): 10 - 95% | Warnings: Follow the safety guidelines for electrical current. | Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000) | Password protection: Yes | SFP module slots quantity: 2 | Package weight: 3.97 kg | Height: 44.5 mm | Mean time between failures (MTBF): 672235 h | 10G support: No | Safety: LVD, BSMI | Package depth: 289 mm | Warnings: Make sure the ventilation of the equipment is not blocked. | Warnings: Avoid contact of the device with liquid. | Cables included: AC | Forwarding rate: 74 Mpps | IP-MAC-Port binding: Yes | System event log: Yes | Fiber ethernet cabling technology: 1000BASE-X | DHCP features: DHCP snooping | Rate limiting: Yes | DHCP features: DHCPv6 relay | DHCP features: DHCP client | DHCP features: DHCP relay | Virtual LAN features: Port-based VLAN | Virtual LAN features: MAC address-based VLAN | Virtual LAN features: Voice VLAN | Virtual LAN features: Protocol-based VLAN | Multicast support: Yes | Virtual LAN features: IP subnet–based VLAN | Switch type: Managed | Access Control List (ACL): Yes | Heat dissipation: 125.83 BTU/h | Spanning tree protocol: Yes | Combo SFP ports quantity: 4 | Virtual LAN features: Private VLAN | CPU defense: Yes | Flow control support: Yes | Queue scheduling algorithms: SPQ | Queue scheduling algorithms: Weighted Round Robin (WRR) | ARP inspection: Yes | Queue scheduling algorithms: WFQ | IGMP snooping: Yes | Electromagnetic compatibility: FCC 15 A, CE A, BSMI EMC | Authentication: Guest VLAN, Port-based authentication | Rack mount kit: Yes | Authentication type: IEEE 802.1x, RADIUS