Linksys DES-3028/DES-3028P/DES-3052/DES-3052P Manual De Usuario

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DES-3028 DES-3028P DES-3052 DES-3052P  Layer 2 Fast Ethernet Switch CLI Reference Manual 
 
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DEM-310GT (1000BASE-LX) 
DEM-315GT (1000BASE-ZX) 
DEM-311GT (1000BASE-SX)  
DEM-314GT (1000BASE-LH) 
DEM-210 (Single Mode 100BASE-FX) 
DEM-211 (Multi Mode 100BASE-FX) 
 
-WDM Transceiver Supported: 
1.DEM-330T (TX-1550/RX-1310nm),up to 10km,Single-Mode 
2.DEM-330R (TX-1310/RX-1550nm), up to 10km,Single-Mode 
3.DEM-331T (TX-1550/RX-1310nm), up to 40km, Single-Mode 
4.DEM-331R (TX-1310/RX-1550nm), up to 40km, Single-Mode 
 
Compliant to following standards: 
IEEE 802.3z compliance 
IEEE 802.3u compliance 
2 1000BASE-T ports in the front 
panel 
1000BASE-T ports compliant to following standards: 
1. IEEE 802.3 compliance 
2. IEEE 802.3u compliance 
3. IEEE 802.3ab compliance 
4. Support Full-Duplex operations 
5. IEEE 802.3x Flow Control support for Full-Duplex mode, back pressure when 
Half-Duplex mode, and Head-of-line blocking prevention 
 
Pin Assignment for Data/Power Pairs: (alternative A MDI-X) 
 
PIN# 
Signal 
Descriptions 
Receive+ & Power- 
0V 
Receive- & Power- 
0V 
Transmit+ & Power+ 
+48V 
4  
 
5  
 
Transmit- & Power+ 
+48V 
7  
 
8