Cisco 642-821 Exam

Exam Name: Cisco 642-821 - TK's Building Cisco Remote Access Networks (BCRAN)
Certifications: Cisco CCNP Old

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Passing Score: 700

642-821 is the most important certification from the Cisco. Cisco 642-821 or Building Cisco Remote Access Networks certification Exam is the qualifying exam of the CCNP stands for Cisco Certified Network Professional. Cisco 642-821 or Building Cisco Remote Access Networks certification exam describes you about the WAN connection technologies and ways and strategies of remote access between enterprise sites. Cisco 642-821 or Building Cisco Remote Access Networks certification exam is the ideal exam for the network administrator and for the people who want to make their career in the Cisco network and wish to make their future bright.

The 642-821 exam provides you with the technical knowledge and skills to understand WAN technologies and components. It also enables you to support Asynchronous Modems. In order to be able to configure PPP features and Frame Relay with Traffic shaping, you must take 642-821 exam. this Cisco certification helps you access Broadband. Moreover, it facilitates you with the abilities to use ISDN and DDR to enhance remote connectivity, use DDR enhancements, use QoS in Wide Area Network and use AAA to Scale Access Control. In addition, the 642-821 trains you in implementing DDR backup.

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Course Outline: Building Cisco Remote Access Networks Exam

Describe and implement Frame Relay

Describe Frame Relay operation

Describe and configure Frame Relay using frame relay maps

Describe and configure Frame Relay using subinterfaces

Describe and configure FRTS to optimize Frame Relay remote access

Verify Frame Relay operation

Describe and Configure PPP in a remote access environment

Describe PPP operation

Configure and verify PPP NCP options

Configure and verify PPP LCP options

Describe and implement ISDN

Describe and configure ISDN PRI and BRI operation

Describe and configure ISDN dialer operations

Verify ISDN and dialer operations

Describe and implement queuing and compression solutions

Describe and configure WFQ, CBWFQ, LLQ, and WRED

Describe and configure data compression

Verify queuing and compression operations

Describe and configure Broadband connectivity

Describe xDSL and Cable (HFC) technologies

Describe and configure PPPoE, PPPoA, and RFC 1483/2684 Bridging

Verify broadband configurations

Describe and configure a site-to-site VPN and AAA

Describe and configure IPSec VPN with a preshared key

Describe, configure, and verify AAA

Verify IPSec operation

Describe and implement backup connectivity solutions

Describe and configure backup interfaces

Describe and configure dialer watch

Verify backup connectivity configurations