單項選擇題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


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1.多項選擇題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.

2.單項選擇題What is high availability？（）

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

3.單項選擇題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

4.單項選擇題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