Hardware
Ports	16x RJ45 10/100/1000Base-T Gigabit ports 4x RJ45/SFP Gigabit Combo ports
Transmission Method	Store and forward
Buttons	Reset button
LED Indicators	Per Port: Link/Act, PoE: Act/Status, Per Unit: Power
Fan	2x Fans with hot-swappable fan tray
Power Input	100V~240V AC, 50~60Hz, internal power supply
Surge Protection	Support 6KV surge protection on RJ45 port (port 21-24)
Dimensions (L x W x H)	441 x 197 x 45mm
Weight	3.20kg
Performance
Switching Capacity	40Gbps
Forwarding Rate	35.7Mpps
MAC Address	8K
Buffer Memory	1m bit
Jumbo Frames	9K
Filtering/Forwarding Rates	1000Mbps port - 1,488,000pps 100Mbps port - 148,800pps 10Mbps port - 14,880pps
Power over Ethernet
Standard	IEEE 802.3af (PoE), IEEE 802.3at (PoE+)
Power Output	Up to 30W per port
Pin Assignment	1/2(+), 3/6(-) End-Span (mode A)
Available Power Budget	280W
Management	PoE status, PoE on/off, PoE PD alive check, per port priority setting
Long Range	Enable long-range mode at 10Mbps for cable distance up to 200m
Backfeed Protection	Built-in
Environment
Temperature	Operating: 0°C~40°C Storage: -40°C~70°C
Humidity (Non-condensing)	Operating: 10%~90% Storage: 10%~90%
Standards Compliance
Standards	IEEE 802.3 10BaseT Ethernet IEEE 802.3u 100BaseTX Fast Ethernet IEEE 802.3ab 1000BaseT Gigabit Ethernet IEEE 802.3z 1000BaseSX/LX IEEE 802.3af Power over Ethernet (PoE) IEEE 802.3at Power over Ethernet (PoE+) IEEE 802.3x Full-duplex and flow control IEEE 802.1p Quality of Service (QoS) IEEE 802.1x Port-based Network Access Control(PNAC) IEEE 802.1Q Virtual LANs VLANs IEEE 802.1d Spanning Tree Protocol (STP) IEEE 802.1w Rapid Spanning Tree Protocol(RSTP) IEEE 802.3ad Link Aggregation Control Protocol (LACP) IEEE 802.3az Energy Efficient Ethernet
Certifications	FCC Class A, CE
Smart Features
Quality of Service (QoS)	Rate limiting on packets sent and received by an interface Eight queues on each port WRR, SP, WRR+SP queue scheduling algorithms Re-marking of the 802.1p priority and DSCP priority Rate limiting in each queue and traffic shaping on ports
Class of Service (CoS)	IEEE 802.1p class of service (SPQ, WRR) Port-based CoS IP TOS precedence 802.1p VLAN Information based CoS DSCP based CoS TCP/UDP Based CoS
Spanning Tree	IEEE 802.1d Spanning Tree Protocol (STP) IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
VLAN	Up to 200 VLANs and 4096 VLAN IDs 802.1Q tag-based VLAN Port-based VLAN Voice VLAN Protocol VLAN MAC VLAN Surveillance VLAN GVRP
IPV6	IPv6 over Ethernet (RFC 2464) Dual-stack (RFC 4213) ICMPv6 (RFC 4884) Neighbour discovery (RFC 4861) Autoconfiguration Static IPv6 address and prefix length Static IPv6 default gateway IPv6 duplicate address detection
Port Trunk	IEEE 802.3ad LACP Trunk-Static trunk up to 8 trunk groups
IGMP Snooping	IGMP v1/v2 /V3 snooping
Mirror	Port mirroring both on ingress and egress traffic
Security	RADIUS AAA Management Access Authentication Manager Port Security Protected Port Storm Control DoS Dynamic ARP Inspection DHCP Snooping IP Source Guard
Management	SNMP management User Interface: Web-based management User Account: Login account configuration Firmware Upgrade: Firmware upgrade by WEB Syslog: Support event log, alarm log and security log