DES-1228/ME Layer 2 Metro Ethernet Switch CLI Reference Manual
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Appendix A
T
ECHNICAL
S
PECIFICATIONS
General
Protocols
Fiber-Optic
IEEE 802.3 10BASE-T Ethernet
IEEE 802.3u 100BASE-TX Fast Ethernet
IEEE 802.3ab 1000BASE-T Gigabit Ethernet
IEEE 802.3z 1000BASE-T (SFP “Mini GBIC”)
IEEE 802.1D/s/w Spanning Tree
IEEE 802.1Q VLAN
IEEE 802.1p Priority Queues
IEEE 802.1X Port Based Network Access Control
IEEE 802.3ad Link Aggregation Control
IEEE 802.3x Full-duplex Flow Control
IEEE 802.3 NWay auto-negotiation
SFP (Mini GBIC) Support:
DEM-310GT (1000BASE-LX)
DEM-311GT (1000BASE-SX)
DEM-314GT (1000BASE-LH)
DEM-315GT (1000BASE-ZX)
DEM-210 (Single Mode 100BASE-FX)
DEM-211 (Multi Mode 100BASE-FX)
WDM Transceivers Supported:
DEM-330T (TX-1550/RX-1310nm), up to 10km, Single-Mode
DEM-330R (TX-1310/RX-1550nm), up to 10km, Single-Mode
DEM-331T (TX-1550/RX-1310nm), up to 40km, Single-Mode
DEM-331R (TX-1310/RX-1550nm), up to 40km, Single-Mode
Standards
CSMA/CD
Data Transfer Rates:
Ethernet
Fast Ethernet
Gigabit Ethernet
Half-duplex
Full-duplex
10 Mbps
20Mbps
100Mbps
200Mbps
n/a
2000Mbps
Topology
Star
Network Cables
Cat.5 Enhanced for 1000BASE-T
UTP Cat.5, Cat. 5 Enhanced for 100BASE-TX
UTP Cat.3, 4, 5 for 10BASE-T
EIA/TIA-568 100-ohm screened twisted-pair (STP)(100m)
Number of Ports
24 x 10/100Base-T Ports
2 x 1000Base-T/SFP Combo Ports
2 x 1000Base-T ports
Physical and Environmental
Internal Power Supply
Input: 100~240V, AC/0.5A, 50~60Hz
Output: 12V, 3.3A (Max)
