| Technical Specification | |
| Model | DH-PFS4220-16T |
| Ethernet Port | 2*1000 Base-X (SFP)
2*10/100/1000 Base-T 16*10/100 Base-T |
| Switch Capacity | 24.8G |
| Packet Forwarding Rate | 8.33Gpps |
| Packet Buffer Memory | 8Mb |
| MAC Table Size | 16K |
| Exchange Mode | Store & forward |
| Application Humidity | 0%-95% |
| Power | AC 100-240V |
| Power Consumption | ≤30W |
| Lightning Protection | Common Mode 2KV
Differential Mode 1KV |
| Working Temperature | ﹣10°C-55°C |
| Weight | 2.9kg |
| Dimension(W×D×H) | 442mm×263mm×44.5mm |
| Accessories | |
| Model | |
| PFT3950 | 1.25G 850nm,500m,LC, Multi-mode |
| PFT3960 | 1.25G 1310/1550nm,20km,LC, Single-mode |
| PFT3970 | 1.25G 1550/1310nm,20km,LC, Single-mode |
| Service Characteristics | |
| System | Username / password: admin/admin |
| IP Address :192.168.1.200/24 | |
| VLAN | Port-based VLAN |
| 802.1Q Standard VLAN | |
| Spanning Tree | STP |
| RSTP | |
| Port Aggregation | Link aggregation |
| Mirroring | Support many-to-one port mirroring |
| Flow Control | Support half-duplex based on back pressure type control |
| Support full duplex based on PAUSE frame | |
| Multicast | IGMP Snooping |
| Security Features | Hardware supports IP+MAC binding based on port |
| Support IEEE802.1x port authentication | |
| System Maintenance | Support the configuration file upload/download |
| Support the updated packet upload | |
| Support system logs | |
| Network Management | WEB(http and https protocol) |
