Cisco 640-821 Exam Information and Actual Questions

  • Exam Code/Number: 640-821
  • Exam Name/Title: Introduction to Cisco Networking Technologies
  • Certification Provider: Cisco
  • Corresponding Certification: CCNA
  • Exam Questions: 91
  • Updated On: Jul 25, 2026

640-821
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Cisco
640-821 Exam
Introduction to Cisco Networking Technologies

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This exam has been stopped to register, new exam code replace: 640-822

Cisco 640-821 Exam Overview:

Certification Vendor:Cisco
Exam Name:Introduction to Cisco Networking Technologies (ICND1)
Exam Number:640-821
Exam Format:Multiple choice single answer, Multiple choice multiple answer, Simulations (basic router/switch configuration), Drag and drop
Related Certifications:Cisco Certified Network Associate (CCNA)
ICND2 (640-822)
Certificate Validity Period:3 years (legacy CCNA certification policy)
Available Languages:English, Japanese, Chinese (Simplified), Spanish, Portuguese, French, German
Exam Price:USD 125 (legacy pricing, varies by region)
Real Exam Qty:45-55
Exam Duration:90 minutes
Passing Score:Cisco scaled scoring (typically around 804/1000 in legacy CCNA exams)
Recommended Training:Cisco Official Training
Cisco Learning Network - CCNA Resources
Exam Registration:Pearson VUE Cisco Exams
Cisco Certification Exam Registration
Sample Questions:Cisco 640-821 Sample Questions
Exam Way:Computer-based exam at authorized Pearson VUE test centers or online proctored exam (where available)
Pre Condition:No formal prerequisites; basic computer literacy recommended
Official Syllabus URL:https://www.cisco.com/c/en/us/training-events/training-certifications/exams.html

Cisco 640-821 Exam Syllabus Topics:

SectionObjectives
Routing Fundamentals- Static routing basics
- Routing table concepts
WAN Technologies- WAN connection types
- PPP and Frame Relay basics (legacy)
Cisco IOS Basics- Basic device configuration
- Show and debug commands
- Command line interface (CLI) navigation
Network Security Basics- Device hardening overview
- Basic access control concepts
LAN Switching Technologies- VLAN concepts
- Trunking basics
- Switch operation and MAC address table
IP Addressing and Subnetting- Subnet masks and CIDR notation
- IPv4 addressing structure
- Basic subnetting calculations
Network Fundamentals- LAN/WAN concepts
- Network topologies and components
- OSI and TCP/IP models


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