Front-Panel Description
Table 1-1
Feature
Inline Power
1. Gigabit Interface Converter
2. Only Catalyst 3550-24PWR switch
Front-Panel Description
The switch front panel includes the 10/100 or 10/100/1000 Ethernet ports or 100BASE-FX ports, GBIC
module slots, and switch LEDs as shown in
Figure 1-3
Note
similar components.
Figure 1-3
1
1
2
3
1. Port numbering is from left to right, with port 1 on the far left. For ports grouped in pairs, the first
Catalyst 3550 Switch Hardware Installation Guide
1-4
Switch Features (continued)
Description
2
Power for Cisco IP Phones and access points from all 10/100 Ethernet ports
•
Auto-detection and control of inline power on a per-port basis on all 10/100
•
ports
Support for fan-fault and overtemperature detection through the Network
•
Assistant and the device manager.
shows the Catalyst 3550-12T switch as an example. All the Catalyst switches have
Switch Front Panel
1
2
3
4
2
Mode button
Switch LEDs
Port LEDs
member of the pair (port 1) is above the second member (port 2). The GBIC slots are numbered
1 (left) and 2 (right) or 1 (above) and 2 (below).
Figure 1-3
and described on the following pages.
3
5
6
7
8
9
4
4
10/100 or 10/100/1000 Ethernet
ports or 100BASE-FX ports
5
GBIC slots
Chapter 1
Product Overview
Catalyst 3550
SERIES
10
5
1
OL-6155-01