| Hãng sản xuất | Хиквидение |
| Mã sản phẫm | DS-3D2228P |
| Port | 24 100M Ethernet Ports |
| 4 1000M Ethernet Ports | |
| 4 1000M SFP Optical Multiplex Ports | |
| 1 Console port | |
| Backplane Capacity | 64Gbps |
| Switching Bandwidth | 32Gbps |
| Forwarding | 9.6Mpps |
| MAC Table | 8K |
| Video Buffering | 64MB |
| STP | IEEE 802.1D STP, IEEE 802.1w RSTP, IEEE 802.1s MSTP |
| VLAN | Port-based VLAN, 802.1Q VLAN, GVRP |
| VLAN No. | 4K (any division) |
| QinQ | Support |
| QoS | Support |
| Flow Control | Backpressure is adopted for half-duplex, while IEEE802.3x is adopted for full-duplex. |
| Multicast | IGMP Snooping |
| Network Management | SNMP, Telnet, RMON, CLI, support multiple SNMP network management software |
| Network Security | IEEE 802.1x, Port access control, IP ACL, MAC ACL and VLAN ACL, DHCP snooping, DAI and static/dynamic ARP prevention, RADIUS |
| Dimension | 442mm×315mm×44mm |
| Power Source | 110-240VAC (self-adaptive), 47-63Hz, 1A/230V |
| PoE/PoE+ power supply | |
| Power Consumption | Max. 400W (including PoE power supply), support 802.3af power supply on 24 ports or 802.3at power supply on 12 ports |
| Indicator | Power indicator, system indicator, connection/data forwarding indicator, 10/100M indicator |
| Environment | Working temperature: 0 °C ~ 55 °C (32°F ~ 131°F); Humidity: 0-90% (no condensation) |
| SFP modules | HK-1.25G-20-1550: 1000M SFP module, TX1550nm/RX1310nm, LC, single-mode single-fiber, 20km, HK-155M-20-1550: 100M SFP module, TX1550nm/RX1310nm, LC, single-mode single-fiber, 20km |
| Made in | China |
