D-Link DES-1226G - Manual (Page 5)

5
Features and Benefits
(24) 10/100BASE-TX Fast Ethernet ports + (2) 1000BASE-T Gigabit Ethernet ports or (2) SFP(Mini GBIC)
for 2 additional copper or fiber Gigabit connections
Auto MDI/MDI-X support on each port
Full-/half- duplex transfer mode for 10/100Mbps Fast Ethernet transmission
Full-duplex transfer mode for Gigabit Ethernet transmission
Wire-speed reception and transmission
Store-and-Forward switching method
Integrated address Look-Up Engine, supports 8K MAC addresses
Supports 256K bytes RAM for data buffering
Extensive front-panel diagnostic LEDs
Broadcast storm protection
IEEE 802.3x flow control for full-duplex
Back pressure flow control for half-duplex
Supports port-base VLAN
Supports port-base QoS
Supports Trunking
Supports Port-mirroring
Supports Port-setting for Speed/Disable, Flow control
Easy configuration via Web Browser
Easy setting via Web Management Utility
Standard 19” Rack-mount size
LEDs
LED stands for Light-Emitting Diode .
The front panel LEDs provides instant status feedback and simplifies monitoring and troubleshooting tasks.
LED indicators of the Switch
Power
On When the Power LED light is on, the Switch is receiving power.
Off When the Power LED light is off, the power cord is improperly
connected.
CPU (Management Indicator)
Blinking : When the CPU is working, the System LED is blinking.
On/Off : The CPU is not working.
Ports 1-24 Status LEDs
Link/Act
On When the LED light is on, the respective port is connected to
the 10/100Mbps Ethernet network.
Blinking When the LED light is blinking, the port is transmitting or
receiving data on the 10/100Mbps Ethernet network.
Off No link.