單項(xiàng)選擇題Which mechanism do the CNA and the Cisco Nexus 5000 Series Switches use to provide a lossless class of Ethernet traffic?()

A. LLDP
B. LACP
C. PFC
D. FIP


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2.單項(xiàng)選擇題Which statement about the Adapter FEX feature on the Cisco Nexus 5000 Series Switches is true?()

A. Adapter FEX is a software feature that can be configured on any CNA as long as the Nexus 5000 is running a version of code that supports Adapter FEX
B. Adapter FEX can be thought of as a way to divide a single physical link into multiple virtual links or channels.
C. Packets on each channel are tagged with an 801.Q header that has a specific source VIF
D. When using a dual-homed NIC on the server, active/standby is not supported. Only active/active is supported.

4.多項(xiàng)選擇題Which two Fibre Channel features are not supported in Cisco Nexus 5500 and Nexus 5000 platforms? ()

A. port security
B. fabric binding
C. IVR
D. port tracking
E. FICON

5.多項(xiàng)選擇題Virtual PortChannels (vPCs) allow links that are physically connected to two different Cisco switches to appear to a third downstream device as coming from a single device and as part of a single port channel. Which of the following are components of a Virtual PortChannel system? ()

A. Two peer devices: the vPC peers of which one is primary and one is secondary and are part of a vPC domain.
B. A Layer 3 Gigabit Ethernet link called peer-keepalive link to resolve dual-active scenarios
C. A redundant 10 Gigabit Ethernet PortChannel called a peer link to carry traffic from one system to the other when needed
D. vPC member ports forming the PortChannel
E. A dot1q trunk between the vPC peers
F. A management port that can be used as peer-keepalive link to resolve dual-active scenarios.

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