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Figure 1-7. Power Supply Receptacles
Features and Benefits
Connectivity
N 48 dual-speed ports for easy Fast Ethernet integration and for
protection of your investment in legacy LAN equipment
N Auto-negotiation enables each RJ-45 port to automatically
select the optimum communication mode (half or full duplex)
if this feature is supported by the attached device; otherwise the
port can be configured manually
N Independent RJ-45 10BASE-T/100BASE-TX ports with built-in
wiring crossovers for straight-through cable connections
N Unshielded (UTP) cable supported on all RJ-45 ports: Category
3, 4 or 5 for 10 Mbps connections and Category 5 for 100 Mbps
connections
N IEEE 802.3 Ethernet and 802.3u Fast Ethernet compliance
ensures compatibility with standards-based hubs, network
cards and switches from any vendor
Expandability
N Optional 100BASE-FX fiber module (SC connector) which can
connect to a remote site up to 2 kilometers away (at full
duplex)
N Optional 1000BASE-SX Gigabit module that can run up to 550
meters (using 50/125 micron, 500 MHz/km fiber cable), and
operates at 1 Gbps, half or full duplex, with auto-negotiation
for duplex mode and flow control
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