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Download Cisco : 640-823 Questions & Answers as PDF & Test Software

Last Updated: Sep 28, 2026

No. of Questions: 100 Questions & Answers with Testing Engine

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Cisco 640-823 Practice Q&A's

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Cisco 640-823 Exam Syllabus Topics:

SectionObjectives
Topic 1: Network Fundamentals- IP Addressing
  • 1. Describe subnetting and host addressing
  • 2. Assign and verify IP addresses
- OSI and TCP/IP Models
  • 1. Compare OSI vs TCP/IP
  • 2. Describe common network devices functions
Topic 2: LAN Switching Technologies- Configure Switches
  • 1. VLANs and trunking basics
  • 2. Initial switch config and management
Topic 3: Routing Technologies- Static and Dynamic Routing
  • 1. Configure static and default routes
  • 2. Implement RIPv2
Topic 4: Infrastructure Services- IP Services
  • 1. Describe DNS operation
  • 2. Implement NAT and DHCP
Topic 5: Infrastructure Maintenance- Network Device Management
  • 1. Basic troubleshooting
  • 2. Manage configuration files
Topic 6: Basic Security Concepts- Security Fundamentals
  • 1. Implement basic device security
  • 2. Secure administrative access

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