User's Manual

1-11
Cisco Catalyst 490 0M Switch Ins talla tion Guid e
78-18350-02
Chapter 1 Product Overview
Cataly st 4900M H al f-Card Mod ul es
WS-X4908-10GE Half-Card Ethernet Module
The WS-X4908-10GE module (F igure 1-7) is an 8-port 10-Gigabit Ethernet module that has the ability
to operate as a 16 port 1-Gigabit module by installing a Cisco TwinGig converter module in the X2
transceiver socket and then installing two 1-Gigabit SFP transceivers in the TwinGig converter.
Figure 1-7 8-Port 10-Gigabit Ethernet Module (WS-X4908-10GE)
Table 1-6 list the specifications for the WS-X4908-10GE half-card Ethernet module.
1 Module Status LED 2 Port LEDs
232120
2
1
Tabl e 1-6 WS-X4908-10GE Half-Card Ethernet Module Specifications
Specification Description
Module type 10-Giga bit Ethernet module
Port duplex mode Full-duplex mode
Port speed 10G Mb ps
Number of ports 8 (10-Gigabit) or 16 (1-Gigabit). Each 10-Gigabit
port on the module can be converted into two
1-Gigabit ports using a Cisco TwinGig converter
module (CVR-X2-SFP) and S FP tran sceivers. E ach
10-Gigabit X2 port can also be converted into one
10-Gigabit SFP+ transceiver port by installing a Cisco
OneX converter module ((CVR-X2- SFP10G).
Connector type SC (optical) or RJ-4 5 (copper)