Комутатори (суичове)

Auto-MDI/MDIX eliminates the need for crossover cables 2 Auto-negotiation ports provide smart integration between 10Mbps, 100Mbps and 1000Mbps hardware 2 Desktop design 1 Desktop or wall-mounting design 1 Fanless design ensures quiet operation 2 Innovative energy-efficient technology saves power up to 60% 1 Innovative energy-efficient technology saves power up to 70% 1 Non-blocking switching architecture that forwards and filters packets at full wire-speed for maximum throughput 2 Plug and Play design simplifies installation 2 Supports IEEE 802.3x flow control for Full Duplex mode and backpressure for Half Duplex mode 2 Supports MAC address auto-learning and auto-aging 2

1 Fan 1 Fanless design 12

IEEE 802.3, IEE 802.3u, ANSI/IEEE 802.3 NWay auto negotiation 1 IEEE 802.3, IEE 802.3u, IEEE 802.3ab, ANSI/IEEE 802.3 NWay auto-negotiation 3 IEEE 802.3, IEE 802.3u, IEEE 802.3ab, ANSI/IEEE 802.3 NWay auto-negotiation, IEEE 802.3az Energy-Efficient Ethernet (EEE) 2 IEEE 802.3, IEE 802.3u, IEEE 802.3ab, ANSI/IEEE 802.3 NWay auto-negotiation, IEEE 802.3az Energy-Efficient Ethernet (EEE), IEEE 802.3x Flow Control 2 IEEE 802.3, IEE 802.3u, IEEE 802.3ab, ANSI/IEEE 802.3 NWay auto-negotiation, IEEE 802.3x Flow Control, IEEE 802.3az Energy-Efficient Ethernet (EEE) 1 IEEE 802.3, IEE 802.3u, IEEE 802.3ab, IEEE 802.3az, ANSI/IEEE 802.3 NWay auto-negotiation 1 IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3az Energy Efficiency Ethernet 1 IEEE: 802.3 10BASE-T Ethernet, 802.3u 100BASE-TX Fast Ethernet, 802.3af/802.3at 100Base-TX PoE, 802.3ab, 802.3x Flow Control, 802.3z, 802.3az Energy-Efficient Ethernet 1

1000 MAC address table size 1 2000 MAC address table size 3 4000 MAC address table size 2 4k 1 8000 MAC address table size 6

No 11 PoE (230W power budget, with up to 30W per port) 1 Supports IEEE 802.3af, Each of these 4 ports can supply up to 15.4 W, Total PoE budget: 52 W 1

EEE 802.1p QoS (4 Queues, Strict Mode) 1 IEEE 802.1p QoS ; 2 Queues, WRR Mode 1 IEEE 802.1p QoS: 2 Queues, strict mode 1 IEEE 802.1p QoS: 4 Queues, strict mode 1 IEEE 802.1p QoS: p4 Queues, strict mode 2 IEEE 802.1p QoS: prioritizes network traffic so that timesensitive data is delivered efficiently, even during bursts of high data traffic 3 QoS :provide 802.1p priority queues for QoS, allowing users to run bandwidth-sensitive applications such as multi-media and VoIP Internet telephone without data flow bottlenecks that can degrade the quality of the network connection 1

Layer 2 only 4 Layer 2 Only 8

No 12

1x 1000BASE-T port + 1x 100 / 1000BASE-T / SFP combo port 1

Auto MDI/MDIX adjustment for all ports 1 Auto MDI/MDIX adjustment for all ports; IGMP Snooping 2 Built-in D-Link Green Technology 4 Built-in D-link Green Technology: Green Ethernet technology, saves energy and increases the product’s lifespan 1 Rugged Metal Product House: Ensures the product can withstand extreme temperatures and can be placed in typical industrial environments such as factories, construction and mining. 2

External (AC input: 100 ~ 240 V ) 1 External 5 V/1 A Level “V" Power Adapter 1 External Power Adapter (5V/1 A) 3 External Power Adapter (5V/1.2A) 3 External Power Adapter (Power Supply: 48V DC/1.25A) 1 External Power Adapter 5 V/1 A Level “V" Power Adapter 1 External Power Adapter 5V/1A Level “V" Power Adapter 1 Internal universal power supply; Power Supply: 100 - 240 VAC, 50/60 Hz 0.3A 1

1.0 Gbps 1 1.6 Gbps 1 10 Gbps 3 16 Gbps 6 3.2 Gbps 1 7.2 Gbps 1

16 1 18 1 5 4 8 7

Desktop 12 Desktop/Rackmount 1

16x 10/100 Mbps PoE ports 1 16x10/100Base-TX 1 5x10/100/1000Base-T 3 5x10/100Base-TX 1 8x10/100/1000Base-T 5 8x10/100/1000Base-T (4 PoE ports) 1 8x10/100Base-TX 1

128 KB RAM Buffer 1 192 KB RAM Buffer 1

1.49 Mpps 9 5.36 Mpps 1 Ethernet: 10 Mbps (half-duplex), 20 Mbps (full-duplex); Fast Ethernet: 100 Mbps (half-duplex), 200 Mbps (full-duplex); Gigabit Ethernet: 2000 Mbps (full-duplex) 2

100 x 98 x 28 2 128 x 69 x 25 1 144 x 100 x 33 1 162 x 102 x 28 3 165 x 112 x 35 1 190 x 120 x 38 1 280 x 126 x 44 1 440 x 178 x 44 mm 1 97 x 79 x 28 1

No 12

IEEE 802.3x Flow Control 10 IEEE 802.3x Flow Control on each port minimizes dropped packets when the port’s receiving buffer is full. 1 LVD; Surge Protection (•Ports 1~18 up to 6 kV) 1

Fixed Port 12 Fixed Port, Unmanaged 1

No 11