Cisco Systems 4000 Other Switching Modules, WS-X4019, 1-42, Specification, Description

Chapter 1 Module Overview and Specifications

Other Switching Modules

there is only enough power for 18 powered devices. If the powered devices are using less than 15.4 W per port, more powered devices can be powered, up to the 312 W maximum. For more information about installing the PEM or the external power shelf, refer to the Catalyst 4000 Series Installation Guide, Catalyst 4500 Series Installation Guide, Installation and Configuration Note for the Catalyst 4500 Series AC Power Shelf, or the Catalyst 4500 Series Power Entry Module and External Power Shelf Installation Note.

To provide PoE with the 48-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.

Other Switching Modules

This section describes other Catalyst 4500 series switching modules and includes the following sections:

•WS-X4019, page 1-42

•Access Gateway Module (WS-X4604-GWY), page 1-43

WS-X4019

The WS-X4019 backplane channel module (see Figure 1-39) has the following specifications:

Specification	Description
Module type	Backplane channel module
Port duplex mode	–
Port speed	–
Number of ports	0

	Catalyst 4500 Series Module Installation Guide
1-42	78-13267-06