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

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