多項(xiàng)選擇題

What two descriptions best define DWDM？（）

A. a WDM system that is compatible with EDFA technology
B. an optical technology for transmitting up to 16 channels over multiple fiber strands
C. an optical technology for transmitting up to 32 channels over multiple fiber strands
D. a technology for transmitting multiple optical signals using less sophisticated transceiver designthen CWDM
E. a technology for transmitting more closely packed optical signals using more sophisticatedtransceiver designs than CWDM

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單項(xiàng)選擇題

Refer to the exhibit.

The Cisco Nexus 100v in the VMware vSphere solution effectively creates an additional accesslayer in the virtualized data center network， which of the following 1000v characteristics can thedesigner take advantage of？（）

A. Offloads the STP requirement from the external Access layer switches
B. If upstream access switches do not support vPC or VSS the dual-homed ESX host traffic canstill be distributed using virtual port channel host mode using subgroups automatically discoveredthrough CDP
C. Allow transit traffic to be forwarded through the ESX host between VMNICs
D. Can be divided into multiple virtual device contexts for service integration， enhanced security，administrative boundaries， and flexibility of deployment

單項(xiàng)選擇題

What is the most common mode for a firewall？（）

A. routed mode
B. context mode
C. bridged mode
D. transparent mode
E. full security mode

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What two descriptions best define DWDM？ （）

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Refer to the exhibit. The Cisco Nexus 100v in the VMware vSphere solution effectively creates an additional accesslayer in the virtualized data center network， which of the following 1000v characteristics can thedesigner take advantage of？（）

What is the most common mode for a firewall？（）

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What two descriptions best define DWDM？（）

Refer to the exhibit.

The Cisco Nexus 100v in the VMware vSphere solution effectively creates an additional accesslayer in the virtualized data center network， which of the following 1000v characteristics can thedesigner take advantage of？（）

What is the most common mode for a firewall？（）