Cisco 642-821 : Building Cisco Remote Access Networks (BCRAN)

  • Exam Code: 642-821
  • Exam Name: Building Cisco Remote Access Networks (BCRAN)
  • Updated: Aug 07, 2026
  • Q & A: 244 Questions and Answers

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642-821 exam dumps

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Cisco 642-821 Exam Syllabus Topics:

SectionObjectives
Topic 1: Backup and Network Management Methods- Enabling Backup to a Permanent Connection
- Managing Network Performance
Topic 2: Broadband Access Methods- Using DSL to Access a Central Site
- Cable and Satellite Options
Topic 3: Securing Remote Access Networks- VPN and IPSec Concepts
Topic 4: Establishing a Dedicated Frame Relay Connection- Frame Relay Traffic Shaping
- Frame Relay Configuration
Topic 5: Identifying Remote Access Needs- Remote Access Solutions
- Site Requirements and Network Overview
Topic 6: Using ISDN and DDR Technologies- Basic and Advanced DDR Options
- Using ISDN Primary Rate Interface
Topic 7: Enabling On-Demand Connections- Configuring Asynchronous Connections with Modems
- Configuring PPP and Controlling Network Access
- PPP Link Control Protocol Options
Topic 8: Scaling Remote Access Networks- Scaling IP Addresses with NAT
- Using AAA for Access Control

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