Specifications

DES-1228/ME Layer 2 Metro Ethernet Switch CLI Reference Manual
298
Power Consumption
18.8W
DC Fans
None
Operating Temperature
0 - 40°C
Storage Temperature
-40 - 70°C
Humidity
5 - 95% non-condensing
Dimensions
441(W) x 207(D) x 44(H) mm
Weight
2.36kg (5.20lbs)
Performance
Transmission Method
Store-and-forward
Packet Buffer
512 KB per device
Packet Filtering/
Forwarding Rate
14,881 pps (10M port)
148.810 pps (100M port)
1,488,100 pps (1Gbps port)
MAC Address Learning
Automatic update. Supports 8K MAC address
Priority Queues
4 Priority Queues per port.
Forwarding Table Age Time
Max age: 10-1000000 seconds. Default = 300.
LED Indicators
Location LED Indicative Color Status Description
Per Device
Power
Green
Solid Light Power On
Light off Power Off
Console
Green
Solid Light Console on
Blinking POST is in progress/ POST is failure.
Light off Console off
LED Per 10/100 Mbp
s
Port
Link/Act/Speed
Green/Amber
Solid Green
When there is a secure
100Mbps Fast
Ethernet connection (or link) at any of
the ports.
Blinking Green
When
there is reception or
transmission (i.e. Activity—
Act) of data
occurring at a Fast Ethernet connect
ed
port.
Solid Amber
When there is a secure
10Mbps
Ethernet connection (or link) at any of
the ports.
Blinking Amber
When
there is reception or
transmission (i.e. Activity—
Act) of data
occurring at an Ethernet
connected
port.
Light off No link
LED Per GE Port
Link/Act/Speed mode
for 1000BASE-
T
Green/Amber Solid Green
When there is a secure
1000Mbps
connection (or link) at any of the ports.