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1-9
Cisco Catalyst 4900M Switch Installation Guid e
78-18350-02
Chapter 1 Product Overview
C at al y st 49 00 M H al f - Car d Mod ules
WS-X4920-GB-RJ45 Half-Card Ethernet Module
The WS-X4920-GB-RJ45 half-card Ethernet module provides 20 10/100/1000-Mbps full-or half-duplex
ports. Figure 1-5 shows the module with the major features identified.
Figure 1-5 WS-X4920-GB-RJ45 Half-Card Ethernet Module
Table 1-4 lists the specifications for the WS-X4920-GB-RJ45 half-card Ethernet Module.
1 Module status LED 2 Port LEDs
232118
1
2
Ta b le 1-4 WS-X4920-GB-RJ45 Half-Card Module Specifications
Specification Description
Module type 10/100/1000BASE-T half-card Ethernet module
Port duplex mode Half- or full-duplex mode
Port speed 10, 100, or 1000 Mbps
Number of ports 20
Connector type RJ-45
Cable type Category 5 and Category 6
Cabling distance 328 ft (100 m)
Pluggable transceivers
support
Not supported
Module upgrades
ava ilable
None
Power over Ethernet Not supported