單項(xiàng)選擇題Which of these statements is true of routing protocols in a hub-and-spoke IPsec VPN topology？（）

A. EIGRP can summarize per interface.
B. OSPF router databases remain independent.
C. When they are configured with stubs， EIGRP regularly floods the topology.
D. OSPF topology decisions are made independent of hierarchy or area.


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1.單項(xiàng)選擇題When dealing with transparent caching， where should the Content Engines be placed？（）

A. close to the servers
B. close to the end users
C. at the Internet edge
D. in front of web server farms

2.單項(xiàng)選擇題The VPN termination function provides the ability to connect two networks together securely overthe internet. Which of these is true of IP addressing with regard to VPN termination？（）

A. termination devices need routable addresses inside the VPN
B. termination devices need not routable addresses inside the VPN
C. IGP routing protocols will update their routing tables over an IPsec VPN
D. addressing designs need to allow for summarization

4.多項(xiàng)選擇題You are the Cisco Network Designer in Cisco.com. Which of these are important whendetermining how many users a NAS can support？（）

A. bandwidth
B. number of plug-ins per scan
C. total number of network devices
D. number of checks in each posture assessment

5.單項(xiàng)選擇題Which VPN management feature would be considered to ensure that the network had the leastdisruption of service when making topology changes？（）

A. dynamic reconfiguration
B. path MTU discovery
C. auto setup
D. remote management

6.多項(xiàng)選擇題Which two characteristics are most typical of a SAN？ （）

A. NICs are used for network connectivity.
B. Servers request specific blocks of data.
C. Storage devices are directly connected to servers.
D. A fabric is used as the hardware for connecting servers to storage devices.
E. The TCO is higher because of the cost of director class storage switches.

7.單項(xiàng)選擇題What is high availability？（）

A. redundant infrastructure
B. clustering of computer systems
C. reduced MTBF
D. continuous operation of computing systems

8.單項(xiàng)選擇題What is the purpose of IGMP in a multicast implementation？（）

A. it is not used in multicast
B. it determines the virtual address group for a multicast destination
C. it dynamically registers individual hosts in a multicast group on a specific LAN
D. it is used on WAN connections to determine the maximum bandwidth of a connection
E. it determines whether Bidirectional PIM or PIM sparse mode will be used for a multicast flow

9.單項(xiàng)選擇題Which content networking device allows bandwidth configuration settings so that streaming content will not interfere with other network traffic？（）

A. IP/TV Control Server
B. Content Distribution Manager
C. Content Engine
D. IP/TV Broadcast Server