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

Certification: RoHS | Queue scheduling algorithms: WFQ | Heat dissipation: 125.83 BTU/h | Power over Ethernet (PoE): No | Width: 440 mm | Product colour: Black | ARP inspection: Yes | 10G support: No | Access Control List (ACL): Yes | Storage temperature (T-T): -40 - 70 °C | Quality of Service (QoS) support: Yes | LED indicators: Yes | System event log: Yes | AC input voltage: 100 - 240 V | Package depth: 289 mm | Operating temperature (T-T): 0 - 50 °C | DHCP features: DHCP snooping | IGMP snooping: Yes | DHCP features: DHCPv6 relay | SFP module slots quantity: 2 | Package width: 496 mm | Authentication: Guest VLAN, Port-based authentication | Rack mount kit: Yes | CPU defense: Yes | Flow control support: Yes | Queue scheduling algorithms: SPQ | Queue scheduling algorithms: Weighted Round Robin (WRR) | Harmonized System (HS) code: 85176990 | Spanning tree protocol: Yes | Mean time between failures (MTBF): 672235 h | Package weight: 3.97 kg | Internal memory: 256 MB | Switch type: Managed | Operating relative humidity (H-H): 10 - 95% | Safety: LVD, BSMI | Rate limiting: Yes | Virtual LAN features: Port-based VLAN | Height: 44.5 mm | Virtual LAN features: IP subnet–based VLAN | Basic switching RJ-45 Ethernet ports quantity: 44 | Rack mounting: Yes | Fiber ethernet cabling technology: 1000BASE-X | DHCP features: DHCP client | DHCP features: DHCP relay | Fiber optic connector: SFP | Flash memory: 32 MB | Copper ethernet cabling technology: 1000BASE-T | AC input frequency: 50 - 60 Hz | IP-MAC-Port binding: Yes | Virtual LAN features: Protocol-based VLAN | Combo SFP ports quantity: 4 | Multicast support: Yes | Copper ethernet cabling technology: 100BASE-TX | Virtual LAN features: MAC address-based VLAN | Cables included: AC | Virtual LAN features: Private VLAN | Authentication type: IEEE 802.1x, RADIUS | Password protection: Yes | VLAN support: Yes | Depth: 220 mm | Noise level: 26 dB | Package height: 90 mm | Virtual LAN features: Voice VLAN | Networking standards: IEEE 802.3ad | Networking standards: IEEE 802.1s | Security algorithms: SNMP | Networking standards: IEEE 802.1ab | Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000) | Networking standards: IEEE 802.3ab | Networking standards: IEEE 802.1p | Power consumption (max): 36.9 W | Forwarding rate: 74 Mpps | Networking standards: IEEE 802.1Q | Networking standards: IEEE 802.3x | Networking standards: IEEE 802.3u | Security algorithms: SNMPv3 | Networking standards: IEEE 802.1x | Storage relative humidity (H-H): 10 - 95% | MAC address filtering: Yes | Security algorithms: 802.1x RADIUS | Switching capacity: 100 Gbit/s | Weight: 2.8 kg | Electromagnetic compatibility: FCC 15 A, CE A, BSMI EMC | MAC address table: 16000 entries | Networking standards: IEEE 802.1D | Networking standards: IEEE 802.3z | Packet buffer memory: 1.5 MB | Networking standards: IEEE 802.1w