Cisco WS-C3550-24-FX-SMI - Catalyst 3550 100BASE-FX Switch Instalační příručka Strana 25

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1-5
Catalyst 3550 Multilayer Switch Hardware Installation Guide
78-11358-03
Chapter 1 Product Overview
Front-Panel Description
Front-Panel Description
The front panel of the Catalyst 3550-12T and 3550-12G switches has
10/100/1000 RJ-45 ports, GBIC module slots, a set of LEDs, and a Mode button
Figure 1-2 and Figure 1-3. The front panels of the Catalyst 3550-24 and 3550-48
switches have 10/100 RJ-45 ports, two GBIC module slots, a set of LEDs, and a
Mode button, as shown in Figure 1-4 and Figure 1-5.
The Catalyst 3550-12T 10/100/1000 ports are numbered 1 through 10 (port 1 is
on the far left, as shown in Figure 1-7), and the GBIC port numbers are 11 (top)
and 12 (bottom). The Catalyst 3550-12G GBIC ports are grouped in pairs. The
first member of the pair (port 1) is above the second member (port 2) on the far
left, as shown in Figure 1-8. Port 3 is above port 4, and so on. The
10/100/1000 ports are numbered 11 and 12.
Table 1-3 Catalyst 3550-24-FX Features
Feature Description
Hardware
24 100BASE-FX ports
Supports GBIC modules
1000BASE-SX GBIC
1000BASE-LX/LH GBIC
1000BASE-ZX GBIC
1000BASE-T GBIC
GigaStack GBIC
CWDM GBICs
Configuration
Supports optional Layer 3 routing
Autonegotiates speed and duplex operation on 10/100 Ethernet ports
Supports up to 8000 MAC addresses
Checks for errors on a received packet, determines the destination port, stores
the packet in shared memory, and then forwards the packet to the destination
port
Power
Redundancy
Supports connection for optional Cisco RPS 300 Redundant Power System that
operates on AC input and supplies backup DC power to the switch
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