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642-652 : Cisco Wide Area Application Services Technical Training (TRN-WAAS) Last Updated Thursday, June 19, 2008 with 50 Questions

Wide Area Application Services for Field Engineers
Exam Number: 642-652 Exam
Associated Certifications: Wide Area Application Services for Field Engineers
Duration: 60 Q&As

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Actualtests.com – The Power of Knowing
QUESTION 1
Exhibit:
You work as an engineer at Certkiller .com. Study the exhibit carefully.
After completing the initial setup on the Central Manager WAE, Certkiller .com executed
the commands shown in the exhibit to complete the setup. The customer can’t access the
Central Manager GUI.
What happened?
A. The customer forgot to issue the cms enable command
B. The customer forgot to reload the WAE after setting the Central Manager Role
C. The customer forgot to specify the IP Address of the secondary Central Manager
WAE
D. The customer forgot to issue the Central-manager address [ip_address] command
Answer: A
QUESTION 2
You have configure a Central Manager WAE cluster for Certkiller .com. After a
technician accidentally unplugs the power cord from the primary Central Manager WAE,
the network administrator calls you to complain that the standby Central Manager WAE
did not automatically assume the primary role. What should you tell this administrator?
A. You must manually copy the Central Manager database to the standby Central
Manager WAE
B. You should verify that the detafeed.pollrate setting is configured properly
C. You should make sure the two Central Manager WAE appliance are on the same
subnet
D. You must manually initiate failover and fallback processes on the WAE
Answer: D
QUESTION 3
The command show tfo accelerators displays what?
A. Per-applications optimization statistics
642-652
Actualtests.com – The Power of Knowing
B. Whether accelerator services are under load
C. Which optimizations are applied to each connection
D. The number of optimized connections
Answer: B
QUESTION 4
Exhibit:
You work as an engineer at Certkiller .com. Study the exhibit carefully.
The exhibit shows the result of executing the show wccp services configuration. What
conclusion can you draw from this result?
A. The configuration is not valid
B. The configuration is valid
C. The configuration is valid if a redirect exclude directive has been configured correctly
D. The configuration is valid for an in-line deployment only
Answer: A
QUESTION 5
TCP options are added to which TCP connection establishment manages during Cisco
WAAS autodiscovery?
A. ACK and SYN-ACK
B. SYN and SYN-ACK
C. SYN and ACK
D. SYN and RST
Answer: B
QUESTION 6
Certkiller .com has deployed Cisco WAAS using ACE for traffic interception. The
customer reports that traffic is not being optimized. Which command would you use to
troubleshoot network interception?
A. WAE-CORE#show ip access-lists
B. WAE-CORE#show wccp routers
C. ACE/Admin#show rserver detail
D. Router# show wccp services
Answer: D
QUESTION 7
Certkiller .com implemented Cisco WAAS several months ago using WCCPv2.
642-652
Actualtests.com – The Power of Knowing
Yesterday, the customer implemented an asymmetric routing configuration and today the
customer called to complain that Cisco WAAS is no longer optimizing connections
properly. Which command would you use to troubleshoot this situation?
A. show wccp routers
B. show ip access-lists
C. show service-policy
D. show route-map
Answer: A
QUESTION 8
Exhibit:
You work as an engineer at Certkiller .com. Study the exhibit carefully.
This partial listing shows output from the show tfo connection summary command. given
this output, which statement is correct?
A. Both the local and remote WAE policies were configured for LZ compression and
TFO optimization, but only LZ compression was applied
B. The local WAE policy was configured for LZ compression only; the remote WAE
policy was configured for full optimization
C. The local WAE policy was configured for LZ compression and TFO optimization; the
remote WAE policy was configured for LZ compression only
D. Both the local and remote WAE policies were configured for LZ compression only
Answer: B
QUESTION 9
The Cisco WAAS design for Certkiller .com calls for the Central Manager to be deployed
on the core WAE, which is a Cisco WAE-612 with 2-GB RAM. The customer initially
configured the WAE as an application accelerator and then issued then device mode
central-manager command to enable Central Manager service. The customer reports that
the WAE is no longer accelerating traffic.
What is the problem?
A. Central Manager and application accelerator can’t be deployed on the same WAE
B. At least 4 GB of RAM must be installed for the WAE to serve as both Central
Manager and application accelerator
C. The device mode central-manager command must be issued before the device mode
application-accelerator command
D. Central Manager is consuming too much CPU time on the WAE. The Central
Manager service should be implemented on a less-utilized edge WAE
Answer: A
642-652
Actualtests.com – The Power of Knowing
QUESTION 10
Which two symptoms would you expect to observe in a TCP trace if a Cisco WAE that
was optimizing connections fails? (Choose two.)
A. The secondary WAE takes over the connection and the receiving node sees nothing
B. The receiving node receives TCP segments with invalid sequence numbers and resets
the connection
C. The receiving node continues normally because it has a session to the originating node
D. All optimized TCP connections handled by that WAE are reset
E. All optimized TCP connections are taken over by the receiving node
Answer: B,D