| Management features |
|---|
| Traffic classification | Yes |
| Switch type | Managed |
| Web-based management | Yes |
| System event log | Yes |
| Quality of Service (QoS) support | Yes |
| Multicast support | Yes |
| MIB support | RFC1213MIB II, RFC1493, RFC1907, RFC1757, 2819, RFC2021, RFC1398, 1643, 1650, 2358, 2665, RFC2674, 4363, RFC 2233, 2863, RFC 2618, RFC 2620, RFC 2925 |
| Switch layer | L2 |
| Ports & interfaces |
|---|
| SFP module slots quantity | 4 |
| Basic switching RJ-45 Ethernet ports quantity | 24 |
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Installed SFP modules quantity | 0 |
| Installed SFP+ modules quantity | 0 |
| Fiber optic connector | SFP |
| Console port | RJ-45 |
| Copper ethernet cabling technology | 10BASE-T, 100BASE-TX, 100BASE-T, 1000BASE-T |
| Network |
|---|
| Copper ethernet cabling technology | 10BASE-T, 100BASE-TX, 100BASE-T, 1000BASE-T |
| Networking standards | IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1v, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3ah, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z |
| Full duplex | Yes |
| VLAN support | Yes |
| Spanning tree protocol | Yes |
| Rate limiting | Yes |
| Port mirroring | Yes |
| Number of VLANs | 4094 |
| Link aggregation | Yes |
| IP routing | Yes |
| Flow control support | Yes |
| Auto MDI/MDI-X | Yes |
| 10G support | No |
| Auto-negotiation | Yes |
| Virtual LAN features | Voice VLAN, Tagged VLAN, MAC address-based VLAN, Port-based VLAN |
| IGMP snooping | Yes |
| Optical fiber |
|---|
| Fiber ethernet cabling technology | 1000BASE-X |
| Fiber optic connector | SFP |
| Data transmission |
|---|
| Jumbo frames | 9216 |
| Number of static routes | 32 |
| Packet buffer memory | 1.5 MB |
| MAC address table | 16000 entries |
| Switching capacity | 56 Gbit/s |
| Store-and-forward | Yes |
| Number of queues | 8 |
| Jumbo frames support | Yes |
| Forwarding rate | 41.7 Mpps |
| Number of VLANs | 4094 |
| Multicast Listener Discovery (MLD) snooping | MLD v1, MLD v2 |
| Security |
|---|
| Loop protection | Yes |
| IP-MAC-Port binding | Yes |
| BPDU filtering/protection | Yes |
| Authentication | Guest VLAN, MAC-based authentication, Port-based authentication |
| Access Control List (ACL) rules | 256 |
| SSH/SSL support | Yes |
| Security algorithms | 802.1x RADIUS, SNMP, SSH |
| IGMP snooping | Yes |
| Access Control List (ACL) | Yes |
| DHCP features | DHCP client |
| Multicast features |
|---|
| Multicast support | Yes |
| Multicast Listener Discovery (MLD) snooping | MLD v1, MLD v2 |
| Design |
|---|
| Safety | CCC, CE LVD, UL/cUL |
| Form factor | 1U |
| Product colour | Black, Grey |
| LED indicators | Activity, Fan fail, Link, Power, Speed |
| Electromagnetic compatibility | FCC A, CE A, VCCI, C-Tick, BSMI, CCC |
| Rack mounting | Yes |
| Number of fans | 2 fan(s) |
| Certification | IEC61000-4-5, RoHS |
| Performance |
|---|
| Noise level | 52.4 dB |
| Memory type | DDR3-SDRAM |
| Mean time between failures (MTBF) | 294101 h |
| Internal memory | 128 MB |
| Flash memory | 32 MB |
| Built-in processor | Yes |
| Packet buffer memory | 1.5 MB |
| Auto-negotiation | Yes |
| Harmonized System (HS) code | 85176990 |
| Power |
|---|
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Power consumption (typical) | 27.49 W |
| Power over Ethernet (PoE) |
|---|
| Power over Ethernet (PoE) ports quantity | 24 |
| Power over Ethernet (PoE) | Yes |
| Operational conditions |
|---|
| Storage temperature (T-T) | -40 - 70 °C |
| Storage relative humidity (H-H) | 5 - 90% |
| Operating temperature (T-T) | -5 - 50 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Heat dissipation | 850.58 BTU/h |
| Virtual LAN features |
|---|
| VLAN support | Yes |
| Number of VLANs | 4094 |
| Virtual LAN features | Voice VLAN, Tagged VLAN, MAC address-based VLAN, Port-based VLAN |
| Weight & dimensions |
|---|
| Width | 440 mm |
| Depth | 210 mm |
| Height | 44 mm |
| Packaging data |
|---|
| Package width | 365 mm |
| Package depth | 521 mm |
| Package height | 92 mm |
| Package weight | 5.18 kg |
| Technical details |
|---|
| Form factor | 1U |
| Product colour | Black, Grey |
| Noise level | 52.4 dB |
| Mean time between failures (MTBF) | 294101 h |
| Rack mounting | Yes |
| Built-in processor | Yes |
| Shipping (inner) case width | 29.5 cm |
| Shipping (inner) case net weight | 15.6 kg |
| Shipping (inner) case length | 53.9 cm |
| Shipping (inner) case height | 39.3 cm |
| Products per shipping (inner) case | 3 pc(s) |
| Products per pallet (sea) | 120 pc(s) |
| Products per pallet (air) | 72 pc(s) |
| Pallet gross width | 120 cm |
| Pallet gross length | 110 cm |
| Pallet height (sea) | 2.1 m |
| Pallet height (air) | 131.4 cm |
| Pallet gross weight (sea) | 682.9 kg |
| Pallet gross weight (air) | 419.7 kg |
| Master (outer) cases per pallet (sea) | 40 pc(s) |
| Master (outer) cases per pallet (air) | 24 pc(s) |
| Shipping (inner) case gross weight | 16.4 kg |
| Certificates |
|---|
| Safety | CCC, CE LVD, UL/cUL |
| Electromagnetic compatibility | FCC A, CE A, VCCI, C-Tick, BSMI, CCC |
| Certification | IEC61000-4-5, RoHS |
| Memory |
|---|
| Packet buffer memory | 1.5 MB |
| Memory type | DDR3-SDRAM |
| Internal memory | 128 MB |
| Flash memory | 32 MB |
| Indication |
|---|
| LED indicators | Activity, Fan fail, Link, Power, Speed |
| Logistics data |
|---|
| Harmonized System (HS) code | 85176990 |
D-Link 28-Port Gigabit PoE+ Smart Managed Switch including 4 x 100/1000Mbps Combo Ports£482.76RRP £712.07
D-Link 28-Port Gigabit Stackable POE Smart Managed Switch including 4 x 10G SFP+£960.10RRP £1,280.13
