642-961 - CDCNID - Cisco Data Center Networking Infrastructure Design

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Example Questions

Which statement describes the aggregation layer? What is a benefit of service virtualization? Why are server-to-server traffic flows routed through the aggregation layer? Performance requirements for aggregation-to-aggregation traffic flows through the core layer are being assessed. What type or types of application traffic should be considered? Your customer wants to use distinct security policies for different departments. What must be configured? Which type of HPC application requires low latency? How is FCIP traffic marked with DSCP values? Which type of network in an HPC environment most requires low latency? Which service module configuration is recommended to automatically detect and block traffic from malicious hosts? Your customer plans to deploy FWSM and IDSM modules in the aggregation layer. Which design should you avoid? According to Cisco best practice, which service module should be placed in service switches within the aggregation layer? Which statement is correct about Cisco Catalyst 6500 E-Series Switches? Why would you recommend a Cisco Catalyst 6509 Switch instead of a Cisco Catalyst 6513 Switch in an aggregation module design? Which feature is found in a Cisco Catalyst 6500 E-Series chassis but not in the older Catalyst 6500 chassis? Which Cisco Catalyst switch model is recommended for the data center core? What advantage do 10-Gigabit Ethernet uplinks have over EtherChannels? When hosts are noncompliant with security policies, which Cisco Catalyst 4948 Switch feature allows them to be isolated from the network? According to the Cisco Network Foundation Protection model, which security feature is recommended for the data center core layer? The Cisco Catalyst 4948 Switch supports which power supply configuration? What advantage does InfiniBand have over Gigabit Ethernet in HPC environments? Which access layer design helps reduce oversubscription? Which security technique would you use to protect servers from SYN-flooding DoS attacks? Which Cisco Catalyst 6500 Series line card is recommended for aggregation-to-core uplinks? Which statement best describes the data center core layer? Which recommendation applies to OSPF in the data center core? Which Cisco Catalyst 6500 Series line card requires a Switch Fabric Module? Which Cisco Server Fabric Switch model provides up to 12 InfiniBand ports and up to 6 Ethernet ports? What is the total bandwidth available to a Cisco Catalyst 6500 Series CEF720 line card? How do blade servers connect to Cisco Catalyst blade switch cards? Which data center network-architecture change is a result of the adoption of blade and 1-RU server technologies? Which statement describes the performance requirements for a synchronous data-replication application using FCIP? Which statement best describes two-tier data center networks? Which of the following attack types should be mitigated in the data center core layer? Which two security vulnerabilities does the FWSM application inspection engine mitigate? (Choose two.) Which layer connects to the campus core in a large data center network? How many FWSM modules are needed to support 8 Gbps of throughput through an aggregation module? Which recommendation applies to the aggregation layer? What is the Cisco best-practice recommendation for the maximum number of HSRP instances per aggregation module? Which of the following techniques should be used to mitigate DDoS attacks in the data center access layer? Which statement is correct about the Cisco Catalyst 4948 Switch? Which of the following statements describes the data center core? In a data-center access layer switch failure, which design would help reduce convergence time? How do you configure an FWSM to support multiple DMZs on a network? A very large blade-server deployment has high throughput requirements for both data and storage networks. Which access layer option would you recommend? Which two of the following are appropriate choices for mainframe IP connectivity? (Choose two.) Which problem can result from end-of-rack designs?