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Catalyst 4500 Series Module Installation Guide
78-13267-06
Chapter 1 Module Overview and Specifications
Gigabit Ethernet Switching Modules
To provide PoE with the 24-port PoE 10/100/1000BASE-T switching module in
a Catalyst 4500 series switch, you must have an PoE-enabled power supply. All
power supplies support PoE except the 1000 W and 1400 W AC power supplies.
Note Auto MDIX is not supported on PoE enabled switching modules.
WS-X4548-GB-RJ45
The WS-X4548-GB-RJ45 48-port 10/100/1000BASE-T Gigabit Ethernet
switching module (see Figure 1-36) has the following specifications:
Note You must use Category 5 cables when connecting to the 1000BASE-T ports on
this switching module.
Figure 1-36 WS-X4548-GB-RJ45 48-Port 10/100/1000BASE-T Gigabit Ethernet Switching Module
Specification Description
Module type 10/100/1000 Fast or Gigabit Ethernet switching
module
Port duplex mode Half or full duplex mode at 10 and 100 Mbps; full
duplex mode only at 1000 Mbps
Port speed 10, 100, or 1000 Mbps
Number of ports 48
Connector type RJ-45 (See Figure 2-1 on page 2-2.)
Cable type UTP
63419
WS-X4448-GB-RJ45
STATUS
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