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Q81. When considering the design of the E-Commerce topology which of the following are true?
A. One-armed SLB design with multiple security contexts removes the need for a separate firewall in the core layer
B. Two-firewall-layer SLB design considers the aggregation and access layers to be trusted zones, requiring no security between the web, application, and database zones
C. One-armed SLB design with two firewall layers ensures that non load-balanced traffic still traverses the ACE so that the health and performance of the servers is still being monitored
D. In all cases there will be configuration requirements for direct access to any servers or for nonload-balanced sessions initiated by the servers
Q82. Which multicast implementation strategy provides load sharing and redundancy by configuring intradomain RPs as MSDP peers?
A. anycast RP
C. bootstrap router
D. static RP
Q83. Which option is a common cause of congestion found in a campus network?
A. input serialization delay
B. output serialization delay
C. Rx-queue starvation
D. Tx-queue starvation
Q84. Which of these Layer 2 access designs does not support VLAN extensions?
B. loop-free U
C. looped square
D. looped triangle
E. loop-free inverted U
Q85. An engineer is designing a new data center network so that the topology maintains fewer uplinks to the aggregation layer to reduce STP processing requirements. What data center topology meets the RFP requirements?
B. top of rack
D. end of row
Q86. Which protocol is required for end-to-end signaling in an IntServ QoS architecture?
Q87. What WAN feature can prioritize real-time, IP-based applications when circuits may be saturated?
Q88. In which multicast configuration is MSDP most useful?
C. data center
Q89. Which option does best practice dictate for the maximum number of areas that an OSPF router should belong to for optimal performance?
Q90. Which option is the Cisco recommendation for data oversubscription for access ports on the access-to-distribution uplink?
A. 4 to 1
B. 20 to 1
C. 16 to 1
D. 10 to 1