Cisco Systems 6500 manual 120

Chapter 2 Ethernet Switching Modules

40-Gigabit Ethernet Modules

Table 2-64 WS-X6904-40G Ethernet Module Features (continued)

Feature	Description
Fabric connection	Dual 40 Gbps switch-fabric connections
	• Fabric Channel 1: Ports 1 and 2 (40-Gigabit ports) or 5 through 12
	(10-Gigabit ports)
	• Fabric Channel 2: Ports 3 and 4 (40-Gigabit ports) or 13 through
	20 (10-Gigabit ports)
Fabric channel speed	80 Gb/sec full duplex
Module upgrades available
PoE support	Not supported.
Distributed forwarding	• Supports only the WS-F6K-DFC4-E or the WS-F6K-DFC4-EXL
support
Pluggable transceivers	• Supports 40-Gigabit CFP optical modules
support	• Supports 10-Gigabit SFP+ transceivers using FourX converters
	Note Not all 40-Gigabit CFP optical modules or SFP+ transceivers
	may be supported. For an up-to-date list of supported CFP
	optical modules and SFP+ transceivers along with software
	requirements, refer to either the 40-Gigabit Ethernet
	Transceivers Compatibility Matrix or the 10-Gigabit Ethernet
	Transceivers Compatibility Matrix both available on cisco.com.

	Catalyst 6500 Series Ethernet Modules Installation Guide
2-120	OL-6265-04