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Cisco 642-655 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Cisco WAAS Architecture and Components | 20% | - WAAS solution overview and benefits - WAE, Central Manager, and WAAS Express components - Licensing and feature sets - Deployment models: In-path, WCCP, PBR, One-Arm, Two-Arm |
| Topic 2: Installation and Initial Configuration | 20% | - Central Manager setup and device registration - Hardware and software installation - Redirection methods configuration - Basic network and interface configuration |
| Topic 3: Monitoring, Reporting and Maintenance | 20% | - Central Manager monitoring dashboards - Software upgrades and backups - Logging, alerts and reporting - CLI commands for status and statistics |
| Topic 4: Troubleshooting WAAS Deployments | 15% | - Redirection issues and verification - Optimization failures and performance problems - System errors and fault isolation - Connectivity and authentication issues |
| Topic 5: Optimization Technologies and Configuration | 25% | - Policy creation and classification rules - DRE (Data Redundancy Elimination) and LZ compression - TCP optimization and flow control - Application-specific acceleration: HTTP, CIFS, SSL, Video |
Cisco WAASFE-Wide Area Application Services for Field Engineers Sample Questions:
Question 1
During initial setup of the Central Manager WAE, at which point must a reload command be issued?
A. After specifying the device mode
B. After specifying the primary interface of the WAE
C. After issuing the copy run start command
D. After running the initial setup script
Question 2
Which associates classified traffic to an application definition and assigns an action?
A. Baseline Policies
B. Traffic classifiers
C. Application definitions
D. Policy Maps
Question 3
What important troubleshooting information can be gathered for the Video Accelerator from the WAE#show stat accelerator video?
A. Troubleshooting of the Video Accelerator can only be done through the Central Manager GUI
B. Whether or not the WAE(Config)#accelerator video enable command has been issued
C. The total Non-Windows Media and Non-Live Video Streams
D. The license status of the Video Accelerator
Question 4
How to monitor optimization statistics for a given application across multiple WAE devices?
A. Ensure that each application resides on a different subnet
B. Create a device group for all WAE devices on which that application is optimized
C. Create a separate application traffic policy for each application
D. Create a location group for all WAE devices on which that application is optimized
Question 5
When managing a virtual blade through a Virtual Network Computing client, what does the address 10.10.10.10:1 represent?
A. The IP address of the core WAE and the CPU used by the virtualization instance.
B. The IP address of the physical interface the virtual interface is bound to on the WAE and the virtual blade number.
C. The Central Manager's IP address and the number of the virtual blade
D. The virtual blade IP address and the CPU that is being used for virtualization
Solutions:
| Question 1 Answer: C | Question 2 Answer: D | Question 3 Answer: C | Question 4 Answer: B | Question 5 Answer: B |






