多项选择题
What two choices can you make when redundancy is required from a branch office to a regional office？ （）
A. multiple Frame Relay PVCs
B. dual Wan links to the regional office
C. dual Wan links to another branch office
D. single links - one to the regional office and one to another branch office
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相关考题
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单项选择题
YouaretheCiscoNetworkDesignerinCisco.com.WhichoftheseisaLayer2transport architecturethatprovidespacket-basedtransmissionoptimizedfordatabasedonadualringtopology？（）
A. Dynamic Trunking Protocol
B. Resilient Packet Ring
C. Synchronous Digital Hierarchy
D. Coarse Wave Division Multiplexing -
单项选择题
Whichtypicalenterprisecampusrequirementensuresthatthenetworksupportstherequired applicationsandthatdataflowswithintherequiredtimeframes？（）
A. availability
B. performance
C. functionality
D. manageability -
单项选择题
CiscoExpressForwarding（CEF）ismainlyusedtoincreasepacketswitchingspeed，reducingtheoverheadanddelaysintroducedbyotherroutingtechniques，increasingoverallperformance.WhichofthefollowingconcerningCEFisrecommendedbyCisco？（）
A. Use default Layer 4 hash in core.
B. Use default Layer 3 hash in distribution.
C. Use default Layer 4 hash in distribution.
D. Use default Layer 3 hash in core and Layer 3 + Layer 4 hash in distribution layer.
