Datasheet
2-47
Catalyst 6500 Series Ethernet Modules Installation Guide
OL-6265-02
Chapter 2 Ethernet Switching Modules
10/100 and 10/100/1000 Ethernet Modules
WS-X6748-GE-TX Ethernet Module
The WS-X6748-GE-TX Ethernet module (Figure 2-17) provides 48 10/100/1000-Mbps full- or
half-duplex ports. Table 2-38 lists the module features, and Table 2-39 lists the module physical and
environmental specifications.
Figure 2-17 WS-X6748-GE-TX Ethernet Module Front Panel
Table 2-38 WS-X6748-GE-TX Ethernet Module Features
Feature Description
Ports per module 48 ports
Connector type RJ-45
Cabling distance 328 ft (100 m) over Category 5, 5e, and 6 UTP/STP cable
Speed 10/100/1000 IEEE 802.3 triple-speed autonegotiation
Buffer size 1.3 MB per port
Maximum frame size Up to 9216 bytes per frame
Supervisor engine support Supported on the following supervisor engines:
• Supervisor Engine 720
Queues per port
• Tx—1p3q8t
• Rx—1q8t (when using distributed CEF)
Chassis/slot restrictions The module can occupy any slot in any Catalyst 6500 or
Catalyst 6500-E chassis except the Catalyst 6513 chassis where the
module must be installed in slots 9 through 13.
Bus connection Dual 20-GBps channel connection to the switch fabric on the
Supervisor Engine 720
Module upgrades available
PoE support Not supported.
Distributed forwarding
support
• Can be upgraded in the field to support dCEF with the installation
of a dCEF daughter card (WS-F6700-DFC3A, WS-F6700-DFC3B,
or the WS-F6700-DFC3BXL).
See the Catalyst 6500 Series DFC, DFC3A, DFC3B, and DFC3BXL
Installation Note for additional information and field upgrade
procedures.
See Appendix A for additional information on the DFC daughter cards.
Pluggable transceivers
support
Not supported.
99884
SWITCHING MODULE
WS-X6748-GE-TX 48 PORT 10/100/1000 RJ-45
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