Description Dahua PFS 4226-24ET-240: Dahua DH-PFS4226-24ET-240 is a layer-two managed PoE switch designed with a full metal body for heat dissipation and low power consumption. It can operate in environments ranging from –10°C to 55°C. This switch is equipped with 24 100 Mbps PoE ports and 2 gigabit uplink combo ports, with a full load capacity of 240W. The switch PFS 4226-24ET-240 supports network management functions, including CLI, iLinksView, web, and network management software based on SNMP. It is suitable for small and micro-scale monitoring networks such as office desktops, schools, hotels, supermarkets, and hospitals. Category Specification Performance Layer Layer 2 Managed Yes Switching Capacity 8.8 Gbps Packet Forwarding Rate 6.55 Mpps Packet Buffer Memory 2.75 Mbit MAC Table Size 4K Communication Standard IEEE802.3; IEEE802.3u; IEEE802.3x; IEEE 802.3ab; IEEE 802.3z Hardware Feature Standard Power Supply Yes PoE Yes Ethernet Port 24 Optical Port 2 Ethernet Port Rate 100 Mbps Optical Port Rate 1 Gbps Number of Business Card Slots Port 1-24: 24 × RJ-45 10 M/100 M (PoE); Port 25-26: 2 × RJ-45 10 M/100 M/1000 M (uplink); Port 25-26: 2 × SFP 1000 M (uplink) (combo) Debugging Console × 1 Power Supply 100V–240V AC Operating Temperature –10 °C to 55 °C (14 °F to 131 °F) Operating Humidity 10% RH–90% RH Power Consumption Idling: 10W; Full load: 240W PoE PoE Standard IEEE802.3af/ IEEE802.3at/ Hi-PoE/IEEE802.3bt PoE Budget Port 1-2 ≤ 90W, Port 3-24 ≤ 30W, total ≤ 240W PoE Pin Assignment 1, 2, 4, 5 (V ), 3, 6, 7, 8 (V-) PoE Management Power consumption management; Power on and power off; Power down for overload; Green PoE; Legacy support Long Distance PoE Transmission 250 m long-distance power supply Function Spanning Tree Protocol IEEE 802.1d (STP); 802.1w (RSTP) VLAN IEEE802.1q Standard VLAN Flow Control Support IEEE 802.3x (full duplex flow control) and back pressure flow control (half duplex) Link Aggregation Static; LACP Port Mirroring One-to-one; multiple-to-one Multicast GMP snooping based on port DHCP DHCP client Security Hardware supports IP and MAC binding based on port, MAC filtering based on port, and IEEE802.1x port authentication QoS High and low priority; WRR; 802.1P; DSCP; Priority based on protocol General ESD Air discharge: 8kV; Contact discharge: 6kV Thunder-proof Common mode: 4kV; Differential mode: 2kV Dimensions 440 mm × 300 mm × 44 mm (17.32″ × 11.81″ × 1.73″) (L × W × H) Packaging Dimensions Packing box: 527 mm × 412 mm × 110 mm (20.75″ × 16.22″ × 4.33″) (L × W × H); Protective box: 584 mm × 549 mm × 446 mm (22.99″ × 21.61″ × 17.56″) (L × W × H) Review Problem Solutions with Dahua FS4226-24ET-240 Switch: Web interface glitches: Firmware Updates: Check for and install the latest firmware updates from Dahua, as they often address reported bugs and improve stability. Alternative Management: Utilize alternative management methods like the serial console or SNMP if the web interface remains problematic. These options require familiarity with network commands but offer more direct control over the PFS 4226-24ET-240 switch. Limited documentation: Community Resources: Utilize online communities and forums dedicated to Dahua PFS 4226-24ET-240 switches, where users share experiences, FAQs, and troubleshooting tips. These communities can be a valuable source of information and workaround solutions. Contact Support: Reach out to Dahua’s technical support team for assistance with specific configuration or troubleshooting issues. Their expertise can be invaluable in resolving complex problems. Hardware and Performance: Fan noise: Placement: Strategically place the switch in a well-ventilated area away from noise-sensitive locations. This can help minimize the impact of fan noise. Fan Replacement: Consider replacing the fan with a quieter aftermarket option, ensuring compatibility and proper cooling. However, this might void the warranty and require technical expertise. Power limitations: PoE injector/splitter: If you require more power for specific devices, consider using a PoE injector or splitter to supplement the PFS 4226-24ET-240 switch’s PoE budget. These devices provide additional power to individual ports.
