Aruba Certified Solutions Professional (ACSP) Study Guide
Table of Contents Introduction Prerequisites for the ACSP Exam Format Scheduling and Paying for an Exam Recommended Training Courses Recommended Reading List of Topics Sample Questions 2 4 6 Introduction The Aruba Certified Solutions Professional (ACSP) exam tests candidates on their ability to understand WLAN solutions to common RF challenges and best practices in WLAN design for mobile devices. Candidates will be tested on knowledge of IEEE 802.11 standards and amendments, enterprise security, mobile device roaming, WLAN performance and optimization for BYOD, and Spectrum Analysis. 2
Prerequisites for the ACSP There is no certification prerequisite for taking the ACSP exam. It is recommended that the candidate have at least one year hands on experience designing and deploying WLAN solutions in an enterprise environment. Attending the official ACSP training from Aruba Networks is the best way to prepare for the ACSP certification exam as the course will cover all topics on the exam. It is also recommended that the candidate have a broad understanding of WLAN and general network technologies. Exam Format The candidate will have 90 minutes to complete the 75 multiple choice exam questions. Scheduling and Paying for an Exam To schedule an ACSP exam please, please visit http://pearsonvue.com/aruba/ The cost is $125 USD. Students who attend ACSP class receive a voucher for one Aruba Pearson Vue exam. Recommended Training Courses While not required, it is highly recommended that candidates attend the Solutions Training Track provided by Aruba Networks prior to attempting the ACSP exam. The ideal candidate will have at least one year hands on experience designing and deploying WLAN solutions in an enterprise environment. Recommended Reading The following reading material is highly recommended: Aruba Mobility Controller Validated Reference Design (version 8) Aruba 802.11n Networks Validated Reference Design (version 8) Aruba Campus Wireless Networks Validated Reference Design (version 8) High-Density Wireless Networks for Auditoriums Validated Reference Design Aruba Mobility Controllers and Deployments Models Validated Reference Design Network Rightsizing Best Practices Guide Indoor Access Points: Site Survey and Planning http://www.arubanetworks.com/technology/design_guides.php
List of Topics The following topic list should be studied with the expectation that you re knowledge of these topics will be important for successfully passing the ACSP exam. Wi-Fi Organizations and Standards Attending the official ACSP training from Aruba networks is the best way to prepare for the ACSP certification exam. Regulatory Bodies FCC 2.4 GHz ISM Band and Channels 5 Ghz UNII Band and Channels IEEE 802.11 Amendments 802.11-2007 802.11 a/b/g comparison 802.11n (HT) 802.11n Improvements Speed channel bonding Range Tx Beamforming 802.11h DFS and TPC 802.11e QOS 802.11i security Wi-Fi Alliance Wi-Fi Certifications WPA WPA2 WMM Physical WLAN Infrastructure Physical Layer RF Interference Handling RF Problems Spectrum Analysis WLAN Clients Rate vs. range Wi-Fi Hardware and Software Access Layer Basic AP Operation 802.11 to 802. distribution Autonomous vs. thin AP Distribution Layer Wired Switches PoE Infrastructure Midspan Endpoint WLAN Controllers 4
Logical WLAN Configuration Wireless Access Methods Fixed Access Nomadic Access Mobile Access Basic Service Set Extended Service Set Service Set Identifier RF Components Transmitter dbm vs mw used to measure Tx power Antenna Passive Gain Beam Widths Horizontal Azimuth Vertical Elevation Omnidirectional Antennas Semidirectional Antennas Highly Directional Antennas Equivalent Isotropically Radiated Power (EIRP) Receiver Signal strength Noise floor RSSI It is recommended that the candidate have a broad understanding of WLAN and general network technologies. RF Characteristics and Behavior Amplitude Frequency Wavelength Polarization Attenuation Amplification Wave Propagation FSPL Absorption Reflection Multipath 5
WLAN Performance and Optimization There is no certification prerequisite for taking the ACSP exam. Common WLAN Types Basic-Coverage WLANs High-Density WLANs Application-Based WLANs Voice Common WLAN problems G and B Channels Adjacent-Channel and Co-Channel Interference WLAN/WPAN Co-Existence bluetooth Power matching client and AP power Automatic RF Management Channel Power Avoiding RF interference Band Steering Airtime fairness Factors Affecting Network Range and Speed Environment Line-of-Sight Interference Antenna Mounting AP Mounting Ceiling Mount Wall Mount Antenna Downtilt Antenna Height Sample Questions 1. A x2:2 AP has how many receive radio chains? A. 1 B. 2 C. D. 6 2. What is another name for a swept spectrogram chart? A. Waterfall B. Interference C. Channel utilization D. FFT duty cycle Answer: A 6
. 10dbi gain antenna is connected to an AP. How much power does this add to the transmission strength? A. Double the power B. Half the power C. Ten times the power D. Three times the power 4. How is the strength of an RF wave measured? A. Amplitude B. Frequency C. Wavelength D. Attenuation Answer: A 5. What results in Co-Channel Interference? A. All access points are operating in the same frequency band B. Nearby access points operating on the same channel C. Nearby access points operating on adjacent channels D. All access points are operating at full power 6. Using Asymmetric Key encryption, a password encrypted with a client s public key can be unencrypted with which key? A. Client s private key B. Client s public key C. Server s private key D. Server s public key Answer: A 7. Which encryption element needs to be kept secret to ensure confidentiality? A. Key B. Algorithm C. Protocol D. Standard 7
8. Which of the following is an example of a Single Purpose Somewhat Mobile Device? A. Wireless scale B. Barcode Scanner C. IP video camera D. Voice badge Answer: B It is recommended that the candidate have a broad understanding of WLAN and general network technologies. 9. What is the primary functionality of 802.11k? A. WLAN QOS B. Radio Measurement C. Firewall rules D. Increased range 10. Mobile device management is most easily achieved on which of the following devices? A. Corporate owned laptops B. Employee owned tablet C. Corporate owned smartphone D. Contractor owned laptop Answer: A Answers to odd numbered questions: 1 B C 5 B 7 A 9 B 8
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