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Following questions and answers are all new published by Cisco Official Exam Center: http://www.lead2pass.com/642-999.html
Which two statements describe effects of enabling a Cisco UCS Fabric Interconnect in Ethernet end-host mode? (Choose two.)
A. MAC address learning is disabled on the uplink ports of the fabric interconnect.
B. MAC address learning is enabled on the server ports of the fabric interconnect.
C. Server-to-server communication on the same VLAN is not performed locally Vie fabric interconnect, but requires an external switch.
D. By default. unicast traffic received by the fabric uplink port to unknown destination MAC addresses is forwarded to all of the server ports.
E. MAC address learning is disabled on all of the ports in Ethernet end-host mode.