Switch Smart DGS-1520-28MP 20GE PoE 4x2.5GE 2x10GE 2SFP+

Switch Smart DGS-1520-28MP 20GE PoE 4x2.5GE 2x10GE 2SFP+

Switch class: SMART Application: Medium and large companies Switch layer: L2 Network architecture: GigabitEthernet Number of 10/100 Mbps ports: None Number of 10/100/1000 Mbps ports: 20 10/100/1000/2500 Mbps ports: 4 Number of 10Gb ports: 2 Number of PoE ports (PoE & PoE+): 24 Number of PoE+ ports: None Number of COMBO ports: None Number of SFP ports: None Number of SFP+ ports: 2 Number of QSFP+ ports: None Console port: Yes Forwarding mode: Store-and-forward Throughput: 140 Forwarding rate: 104.16 MAC address table size: 16384 Support for Jumbo frames: Yes Jumbo frame size: 12 Stackability: Yes Maximum number of units per stack: 8 Number of VLAN groups: 4000 VLAN: ul li Max. 4K VLAN groups /li li Max. 1~4094 VIDs /li li GVRP: Max. 4K dynamic VLAN groups /li li Double VLAN (Q-in-Q): Port-based Q-in-Q /li li Selective Q-in-Q /li li 802.1Q /li li Auto Surveillance VLAN /li li Port-based VLAN /li li 802.1v Protocol-ba Supported protocols and standards: ul li IEEE 802.3 10BASE-T Ethernet (twisted-pair copper) /li li IEEE 802.3u 100BASE-TX Fast Ethernet (twisted-pair copper) /li li IEEE 802.3u 100BASE-FX 100 Mbps over fiber optic /li li IEEE 802.3ab 1000BASE-T Gigabit Ethernet (twisted-pair copper) /li l QoS: ul li 802.1p /li li 8 queues per port /li li Queue Handling: /li li Strict Priority /li li Weighted Round Robin (WRR) /li li Strict + WRR /li li Weighted Deficit Round Robin (WDRR) /li /ul p Congestion Control: ul li Weighted Random Early Detection (W Security: ul li Port Security: Supports up to 64 MAC addresses per port /li li Broadcast/Multicast/Unicast Storm Control /li li D-Link Safeguard Engine /li li DHCP Server Screening /li li IP Source Guard /li li DHCP Snooping /li li IPv6 Snooping /li li Dynamic ARP Management, monitoring, configuration: ul li Cable Diagnostics /li li Optical Transceiver Digital Diagnostic /li li Monitoring (DDM) /li li Command Line Interface (CLI) /li li Telnet Server/Client for IPv4/IPv6 /li li TFTP Client for IPv4/IPv6 /li li DNS Client for IPv4/IPv6 /li li Secure FTP L2 features: ul li MAC Address Table: 16,384 entries /li li Jumbo Frames up to 12,288 Bytes /li li 802.1AX/802.3ad Link Aggregation: Max. 32 groups per device, 8 ports per group /li li Loopback Detection /li li Flow mirroring: Supports Ingress Mirroring only /li li V L3 features: ul li IPv4 ARP Entries: 8192 /li li 256 Static ARP /li li IPv6 ND Entries:4096 /li li 128 Static ND Entries /li li IP Interface: Supports 16 interfaces /li li Gratuitous ARP /li li Loopback Interface /li li Proxy ARP: Support local ARP proxy /li li VRRP Other functions: p Physical Stacking: ul li 10GBase-T and SFP+ /li li Up to 8 units per stack /li li Stacking throughput up to 80 Gbps /li li Ring/chain topology support /li /ul p Virtual Stacking: ul li Managing one D-Link IP address (SIM) /li li Up to 32 units pe Chassis type: Rack Fan: Yes Power supply: Internal Power consumption: 453.3 Mean time between failures (MTBF): 333946 Dimensions: p 441 x 308.5 x 44 mm /p Weight: 4.29 Environment requirements: ul li Operating temperature: -5 - 50 C /li li Storage temperature: -40 - 70 C /li li Operating Humidity: 10% - 95% RH /li li Storage humidity: 5% - 95% RH /li /ul Certificates: ul li CE Class A /li li FCC Class A /li li IC Class A /li li RCM Class A /li li VCCI Class A /li li BSMI Class A /li /ul Other features: p PoE Budget: 370W, 740W (with RPS) /p