Front-Panel Description - Cisco Catalyst 3550 Installation Manual

Chapter 1 Product Overview
Table 1-3 Catalyst 3550-24-FX Features
Feature Description
Hardware •
•
Configuration
•
•
•
•
Power •
Redundancy

Front-Panel Description

78-11358-03
24 100BASE-FX ports
Supports GBIC modules
– 1000BASE-SX GBIC
1000BASE-LX/LH GBIC
–
– 1000BASE-ZX GBIC
1000BASE-T GBIC
–
GigaStack GBIC
–
– CWDM GBICs
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
Supports connection for optional Cisco RPS 300 Redundant Power System that
operates on AC input and supplies backup DC power to the switch
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
switches have 10/100 RJ-45 ports, two GBIC module slots, a set of LEDs, and a
Mode button, as shown in
The Catalyst 3550-12T 10/100/1000 ports are numbered 1 through 10 (port 1 is
on the far left, as shown in
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
10/100/1000 ports are numbered 11 and 12.
Catalyst 3550 Multilayer Switch Hardware Installation Guide
1-3. The front panels of the Catalyst 3550-24 and 3550-48
Figure 1-4 and Figure
Figure 1-7), and the GBIC port numbers are 11 (top)
1-8. Port 3 is above port 4, and so on. The
Front-Panel Description
1-5.
1-5