Vendor:	Cisco
Exam :	642-342
Title :	Content Networking Exam
Certification :	CSA(cisco)
No of Questions :	70 Q & A with Explanation
Updated :	16/05/2013

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642-342
Associated Certifications: Content Networking Specialist

Exam Description
The exam will certify candidates on the usage and features of Internet Protocols associated with CN transmission, the functional components and applications associated with Content Switching, Content Routing, and Caching. In addition the certification will provide instruction on network topology, system design, configuration, implementation and testing of various CN equipment including all Content Switches and ACNS. New program domain topics covered include; Improved assessment of CN product and architecture, Cisco CSS 11500 and CSM for Cisco Catalyst 6500, CLI and Initial Configuration, Services Owners and Content Rules, Load Balancing, VIP and Interface Redundancy, Adaptive Session Redundancy, SSL Module, DNS Global Load Balancing and ACNS.

Exam Topics
The following information provides general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam.
Explain the usage and features of Internet Protocols associated with CDN transmission. This includes the usage and features of TCP/IP, HTTP, SSL, HTML, DNS, and Multimedia Streaming protocols

* Identify the functions of Keepalives
* Identify the basic functions and parts of a HTML page. Identify HTTP result code
* Given a specific example identify the basic interaction between a browser and web server
* Given a list of possibilities, identify the correct TCP/IP 3-way handshake
* Explain the concept of streaming media
* Explain the principles of DNS name resolution and DNS load balancing
* Explain how SSL/TLS secures Web traffic with encryption and authentication via digital certificate. Describe the steps in an SSL handshake

Successfully design and implement Cisco Content Switching Products
* Describe protocols (HSRP, CAPP, VRRP, ASR) and technologies for to provide high availability
* Compare and contrast the features available in CSS and CSM
* Identify the solutions that CSS/CSM provides
* Describe CSS/CSM components and operations
* Describe the installation environments and considerations of a CSS/CSM solution
* Given a network diagram and system design, configure and test a Cisco 11500 Content Switch and Catalyst 6500 Content Switching Module (CSM)
* Determine when a CSS solution is appropriate vs. a CSM solution
* Describe the installation and configuration of CSS/CSM redundant hardware options, VIP & Interface Redundancy and Adaptive Session Redundancy
* Understand the concepts, designs and configuration of Global Server Load Balancing, including principles of DNS

Design and Implement Content Distribution and Routing
* Identify common uses, configurations, and scalability of ACNS
* Given a network diagram and system design, configure and operate Cisco Content Distribution Manager, Content Router and Content Engine
* Describe ACNS features and identify the solutions that ACNS enables
* Describe the configuration requirements of the Content Distribution Manager for controlled edge content delivery
* Describe the configuration of a ACNS solution using command line and centralized management GUI
* Implement and trouble-shoot the functionality, components, and applications associated with Content Caching
* Determine the proper client-request intercept method, given a set of customer requirements
* Choose the appropriate ACNS configuration and services to meet stated customer requirements
* Explain the interoperation of DNS and ACNS SHR (simplified hybrid routing)
* Explain the differences in WCCP services
* Choose the appropriate ports needed for pre-positioning of Content
* Describe the necessary files and formats to target and acquire content
* Describe the purpose and selection criteria of a root Content Engine
* Select the appropriate licensed services for edge devices
* Choose the correct authentication method for access to authenticated content
* Given a specific number of managed edge content engines, identify the proper platform for the Content Distribution Manager
* Determine the proper method to increase cache performance of existing Content Engine installations
* Describe the interoperation between a requesting client and an ACNS Content Router
* Describe the advanced features of WCCP version 2
* Describe the benefits of caching for Internet and Intranet type traffic
* Given a list of network statistics, identify how to properly size a Content Engine
* Describe the proper usage of channels when used under the Content Distribution Manager
* Describe how to properly acquire content via ACNS
* Identify the required configuration steps to distribute content via the Content Distribution Manager
* Describe the requirements and process of content acquisition into ACNS

 

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