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642-654 Cisco WAASSE - Wide Area Application Services for System Engineers
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642-654
QUESTION: 1 Through which way does Cisco WAAS advanced compression DRE improve on traditional LZ compression? A. removing the transmission of previously-seen data B. implementing a more aggressive, hardware-intensive version of the LZ compression algorithm C. pre-positioning often-used file segments on the edge WAE appliances D. comparing hashes of each file version to avoid unnecessary file synchronization
Answer: A QUESTION: 2 Refer to the following tools, which two can be used to determine what percentage of WAN traffic will be optimized when you use a Cisco WAAS deployment? (Choose two.) A. IP SLAs B. NBAR C. NetFlow D. Tcpreplay
Answer: B,C QUESTION: 3 Which LAN traffic management feature is fully supported by Cisco WAAS? A. intrusion detection system B. QoS C. NBAR D. MPLS
Answer: B
QUESTION: 4 When WCCPv2 is running on a switch or router, what does it use to redirect traffic to a Cisco WAE? A. Layer 4-7 inspection
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B. GRE tunnels or Layer 2 direction C. NBAR D. MPLS tunnels or Layer 2 direction
Answer: B QUESTION: 5 Which method will most effectively provide management and monitoring failover for Cisco WAAS? A. Use multiple Cisco WAE devices at the data center. B. Use a primary and a secondary Central Manager. C. Use multiple Cisco WAE devices at each client location. D. Use a Cisco CDM at the data center and a Cisco CDM at the furthest client location.
Answer: B QUESTION: 6 In a Cisco WAAS environment, which TCP connection establishment messages should you examine if your customer has sent you a TCP protocol trace and asked for your help in understanding why the WAE appliances are failing to negotiate the correct, optimized policy? A. SYN and FIN B. SYN and ACK C. SYN and SYN ACK D. ACK and SYN ACK
Answer: C
QUESTION: 7 Study the following exhibit carefully,
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your customer has installed its data center WAE as displayed Which configuration change can improve the performance of the WAE?
A. change to a two-arm configuration B. use PBR redirection instead of WCCPv2 C. create a PortChannel between the WAE and the router D. change to an off-router configuration
Answer: A QUESTION: 8 Your customer's service provider manages its WAN infrastructure. The customer would like to deploy Cisco WAAS to accelerate file services for a small number of branch offices, but the service provider manages the routers at each site and your customer's terms of service prohibit the customer from customizing router configurations. Which interception method will you recommend? A. PBR B. ACE C. WCCPv2 D. inline card
Answer: D QUESTION: 9 Which two options correctly identify the WAE file services integration modes available in Cisco WAAS? (Choose two.) A. transparent, in which the WAE appears as a node on the remote office LAN
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