1 WAN Technologies, Components, and AAA Security
Select appropriate hardware
Determine bandwidth requirements
Select a WAN connection and a backup connection
Choose and Configure WAN encapsulations
Start the AAA process on a router
Configure AAA addresses and passwords
Enable authentication, authorization, and accounting
Understand the AAA commands
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Duration 1 hour |
2 PPP Authentication and Network Address Translation
Configure and troubleshoot PPP
Describe link quality monitoring
Analyse debug output
Configure static and dynamic NAT
Configure overloaded and overlapped NAT
Understand how to verify and troubleshoot NAT
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Duration 2 hours |
3 Modems and Asynchronous Connections
Configure an asynchronous line
Select the proper cables and adapters
Set up modem autoconfiguration
Configure modems manually
Maintain the modemcap database
Debug modem autoconfiguration
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Duration 1 hour |
4 Using ISDN Connections
ISDN Connections
Equipment Used with ISDN
Call Progress Setup and Teardown
ISDN BRI Configuration and Routing
ISDN BRI Bandwidth Usage and Additional Options
ISDN PRI Controller and Timeslots Configuration
ISDN PRI Layer 1 Communication & Interface Configuration
ISDN Troubleshooting and Debugging
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Duration 1 hour |
5 Using Frame Relay Connections
Determine correct line speeds
Configure interfaces for Frame Relay
Monitor Frame Relay operation
Troubleshoot Frame Relay operation
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Duration 1 hour |
6 Dial-on-Demand and Broadband
Understand DDR (dial-on-demand routing)
Articulate dialer profiles and interface
Describe broadband, cable modems, and DSL
Describe a cable modem infrastructure
Identify different DSL types
Describe ADSL, PPPoE and PPPoA
Configure PPPoE and PPPoA
Troubleshoot DSL configurations
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Duration 2 hours |
7 Enabling Backup Connections and Management of Traffic
Use the backup load command
Determine routing protocol preferences
Calculate backup delay
Describe basic queuing
Compare advanced queuing techniques
Articulate traffic importance
Describe compression types
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Duration 2 hours |
8 Securing the Network with VPNs
Define VPN and list its advantages
Describe tunneling and encryption
Identify different VPN scenarios and solutions
Articulate the five steps of IPSec
Describe how IKE works
Design and configure IKE and IPSec
Test and verify IPSec
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Duration 1 hour |
- 9 Practice Exam 1 & 2
These practice exams presents questions that will help you prepare for theBuilding Cisco Remote Access Networks (642-821) exam. The feedback for each question provides in-depth background on the topic, including why each incorrect option was wrong and what to look for in correct answers.
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Duration 2 hours |
