Retired
Exam Number: 642-081
Duration: 75 minutes (65-75 questions)
Available Languages: English
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Exam Description Exam Topics
Exam Description
The exam will certify candidates on the ability to design and deploy the Cisco Business Ready Teleworker solution, through the application of principles that make up the solution architecture including VPN connectivity, broadband Cable/DSL, Security, QoS, Routing, and IP Communications. The exam does not cover each of these topics in extraordinary detail, but instead seeks to certify the understanding of how these technologies work together in an architecture for extending desktop quality services into home offices for corporate teleworkers.

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.

General Solution Knowledge
Describe the general Teleworker solution characteristics and benefits
Explain the high-level architecture of the Teleworker solution
Identify key benefits of the Teleworker solution over other solutions
Identify key limitations of the Teleworker solution
Select appropriate Cisco products that meet the solution requirements

Technologies
Describe the critical features and feature interactions involved to implement a Teleworker deployment
Explain critical broadband DSL and Cable characteristics that affect a Teleworker deployment
Explain specific IPSec features and functions that are critical to the Teleworker deployment
Demonstrate the importance and applicability of NAT in Teleworker architectures
Compare user-based authentication mechanisms, including Authentication Proxy and 802.1x
Explain applicable V3PN functions and the interaction of QoS, IPSec, and VoIP

Planning and Design
Successfully plan and design a Teleworker deployment, including IP Telephony support
Determine IP addressing requirements, including DHCP
Identify VPN architecture required for head-end aggregation routers and remotes
Plan the appropriate authentication scheme that will be used
Plan the appropriate routing plan and other basic services needed on the remote Teleworker routers
Determine broadband service requirements
Identify remote VoIP and other critical application requirements
Plan the appropriate bandwidth and Quality of Service provisioning required
Identify customer security policies and how they will affect the Teleworker service
Plan the appropriate security measures on the Teleworker routers and features needed
Review any other home networking issues and interactions that must be considered

Implementation and Configuration
Configure a Teleworker site router and corresponding aggregation head-end router
Configure basic services on the router including loading IOS, NTP, and switching path
Enroll the router with Digital Certificate or other authentication method being employed
Configure appropriate routing plan, based on the VPN architecture chosen. Check common deployment issues related to IP addressing and routing
Configure the appropriate DHCP server and IP address pool(s) with consideration for security design
Configure appropriate QoS classifications and service policies based on traffic requirements
Customize QoS to the broadband service selected
Configure IKE and IPSec VPN encryption and tunneling
Configure appropriate security measures, including ACLs, Firewall and IDS
Configure selected user-based authentication features, e.g. Auth Proxy and 802.1x
Configure appropriate troubleshooting and monitoring tools, such as SAA

Verification and Troubleshooting
Troubleshoot some common problems with a basic Teleworker deployment
Use SAA to check key voice quality and performance parameters
Troubleshoot the basic connectivity issues, including check common deployment issues related to Home Network
Check common deployment issues related to VoIP
Check common deployment issues related to IPSec
Verify packet classification is operating as expected

Free 642-081 Exams’s PDF Download
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Recommended Training about 642-081 exam PDF
The following courses are the recommended training for 642-081 exam PDF.
642-081 Q & A with Explanations
642-081 Audio Exam
642-081 Study Guide
642-081 Preparation Lab
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