Chapter 1
Introduction
Table 1-1
Catalyst Express 520 Switches
Catalyst Express 520-8PC-K9
This switch provides Power over Ethernet (PoE) to Cisco IP phones and wireless access points. Because
of its compact size, it can be deployed outside the traditional wiring-closet environment, such as in
office workspaces and classrooms. It has
8 10/100 PoE ports for desktop, printer, IP phone, server, and wireless access-point connectivity
•
1 dual-purpose port (one 10/100/1000BASE-T copper port and one small form-factor pluggable
•
[SFP] module slot) for switch, router, or server connectivity
Catalyst Express 520-24TT-K9
This switch provides standard connections to network users. It has
24 10/100 (Fast Ethernet) ports for desktop and printer connectivity
•
2 10/100/1000 (Gigabit Ethernet) ports for switch, router, or server connectivity
•
Catalyst Express 520-24LC-K9
This switch provides standard connections to network users and provides connections to PoE devices.
It has
20 10/100 ports for desktop and printer connectivity
•
4 10/100 PoE ports for IP phone and wireless access point connectivity
•
2 dual-purpose ports for switch, router, or server connectivity
•
Catalyst Express 520-24PC-K9
This switch provides standard connections to network users and provides connections to PoE devices.
It has
24 10/100 PoE ports for desktop, printer, IP phone, and wireless access point connectivity
•
•
2 dual-purpose ports for switch, router, or server connectivity
Catalyst Express 520G-24TC-K9
This switch provides high-speed connections to servers and switches. It has
24 10/100/1000 ports for high-speed, desktop connectivity
•
2 dual-purpose ports for server aggregation or for switch, router, or server connectivity
•
OL-12761-02
User Guide for the Catalyst Express 520 Switches
Overview
1-3