Exam profile: Cisco 642-577 (Wireless LAN for System Engineers)
The vendor of the Cisco 642-577 WLANSE (Wireless LAN for System Engineers) exam is Cisco.
Cisco 642-577 Certification credit: When you pass the Cisco 642-577 WLANSE (Wireless LAN for System Engineers) exam you earn credit towards Cisco CCNP (Cisco Certified Network Professional), Cisco CCDP (Cisco Certified Design Professional) and Cisco CCIP (Cisco Certified Internetwork Professional).
Cisco 642-577 Description of exam: The 642-577 WLANSE (Wireless LAN for System Engineers) exam shows a higher level of knowledge on troubleshoot sub-optimal performance in a converged network environment. Once a student has successfully passed the Cisco 642-577 WLANSE exam you will be more than able to describe and implement effective troubleshooting strategies, troubleshooting IP unicast and multicast routing, troubleshooting multi-layer switched networks, and troubleshooting WANs and remote access connections.
Cisco 642-577 Available time: You have more or less 75-90 minutes to complete the exam and is available in English and Japanese in Japan only.
Cisco 642-577 Questions to answer: The Cisco 642-577 WLANSE (Wireless LAN for System Engineers) exam consists of approximately 60-70 questions and the exam has a difficulty of 3/5 using a scale of 1-5.
Cisco 642-577 Cost of exam: The exam prices can fluctuate so contact your nearest exam testing centre and acquire the prices from them.
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Exam Subject 1 Identify important 802.11 regulatory issues, key aspects of RF transmission, main sources of RF noise, and critical noise resolutions
Identify the different 802.11 standards set by IEEE and other important agency standards
Identify regulatory issues relating to unlicensed bands
Describe the sources of RF noise and how to resolve the problem
Identify important 802.11 standards affecting Cisco WLAN products
Exam Subject 2 Identify and describe the function and use of Cisco AP and Bridge antennas
Describe decibel calculations and the uses of various decibel units
Differentiate between dBi and dBd
Define EIRP
Identify cable loss factors
Identify the fundamentals of antenna operation and deployment
Describe the categories of antennas and their uses
Describe Multipath distortion and other RF transmission problems
Describe the operation of the Diversity antenna system
Define basic facts of EIRP
Explain what an isotropic antenna is and why it is used as a reference for other antennas
Identify site survey considerations and procedures
Exam Subject 3 Describe the Cisco SWAN solution and the fundamentals of planning a WLAN deployment
Identify the components of a WLAN and describe their functions
Identify the functions of various Cisco client (WGB, PCI, mini PCI, PCMCIA, LMC)
Identify workgroup bridge characteristics and functionality
Define the intended use of a wireless LAN (WLAN)
Identify benefits and concerns of channel reuse
Define the concept of "non-overlapping" channels and the benefit of using these channels
Identify the relationship between data rate and cell size (coverage area)
Define the performance impact of 11b client in cell coverage of an 11g access point
Identify the solution SWAN (Structured Wireless Aware Network)
Describe the operation and uses of repeaters
Describe hot-standby mode and its benefits
Explain a Metropolitan Mobile Network solution
Define the components of a Networks in Motion solution
Exam Subject 4 Identify and describe critical aspects that affect wireless bridge deployment
Describe deployment considerations such as distance limits and path loss
Describe the difference between an AP and a bridge
Identify considerations for selecting antennas to be used with the Wireless Bridges
List environmental factors affecting wireless performance and calculate path loss (trees, fresnel zone)
Items that need to be considered when doing an outdoor path analysis
List methods for increasing the transmission distance
Explain why a wireless bridge may be a better solution than other alternatives
Describe different roles of the Bridges in a Radio Network and installation considerations
Explain and determine the feasibility of installing a wireless bridge link
Explain the difference between a root and non-root Mode bridge
Exam Subject 5 Identify and perform basic and advanced AP/bridge configuration using appropriate drivers, functions, and client configuration
Identify the benefits of using filtering options
Identify how to perform initial configurations to both APs and Bridges
Identify where and how to configure advanced features in APs and Bridges
Identify which client operating systems are supported by each of the Cisco client cards
Identify how an administrator can push out drivers/utilities and configurations to large number of clients
Identify what the wireless system tray Icon can be used for
Exam Subject 6 Explain the importance of security in a WLAN and appropriately configure the client/AP to use security measures
List the benefits of server-based security
Set up MAC address filtering as a security tool
Explain how 802.11 and 802.1X can provide better security for a WLAN
Explain how to configure a WLAN to provide the same levels of security that a wired LAN would provide
Explain what WiFi Protected Access is and how it enhances WLAN security
Configure an access point and wireless client to use security measures
Configure Cisco ACS for use with Cisco Aironet products
Exam Subject 7 Identify and use tools in the Cisco SWAN solution in the management of a WLAN
Identify and describe the tools available for managing Cisco Wireless LANs including individual AP tools and managing APs collectively with the Cisco Wireless LAN Solution Engine (WLSE)
Communicate the Structured Wireless Aware Network (SWAN) Architecture relative to the components and wireless LAN management and explain Radio Management
Explain the need for Fast Roaming, detail the steps involved in a Layer 2 roam and explain the steps involved in Fast Roaming
Cisco 642-577 Preparation and Study Tips: You can obtain a high quality Cisco 642-577 WLANSE (Wireless LAN for System Engineers) study guide from TestKing. Testking also provides you with 642-577 practice exams, 642-577 training, 642-577 practice tests and 642-801 exam questions. There are other resources available like free braindumps and study notes which can be located at mcsebraindumps.com.
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