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Updated: Aug 28, 2026

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Cisco 640-803 Exam Overview:

Certification Vendor:Cisco
Exam Name:Cisco Certified Network Associate (CCNA) (New Version Historical Exam 640-803)
Exam Number:640-803
Passing Score:Not officially disclosed (historical exam; typically scaled score system ~825/1000 used in older CCNA versions)
Available Languages:English
Real Exam Qty:Approximately 50–60 (varies by delivery version)
Certificate Validity Period:3 years (Cisco certification validity standard)
Exam Price:$250–$300 USD (historical estimate; varies by region and time period)
Exam Format:Multiple answer, Simulations / Hands-on labs, Multiple choice
Exam Duration:90–120
Related Certifications:Cisco Certified Network Associate (CCNA Routing and Switching)
Recommended Training:Cisco Networking Academy CCNA
Cisco U. CCNA Learning Path
Exam Registration:Cisco Certification Portal
Pearson VUE Cisco Exams
Exam Way:Computer-based exam delivered via Pearson VUE (online or test center)
Pre Condition:No formal prerequisites (recommended: basic networking knowledge)
Official Syllabus URL:https://www.cisco.com

Cisco 640-803 Exam Syllabus Topics:

SectionObjectives
Topic 1: Network Fundamentals- Network types and topologies
  • 1. Star, mesh, hybrid topologies
    • 2. LAN/WAN concepts
      - IP addressing and subnetting
      • 1. IPv6 basics
        • 2. IPv4 addressing
          - OSI and TCP/IP models
          • 1. Protocol comparison (TCP vs UDP)
            • 2. Layer functions and encapsulation
              Topic 2: Routing Technologies- Routing concepts
              • 1. Static routing
                • 2. Dynamic routing protocols (RIP, OSPF basics)
                  Topic 3: Infrastructure Security- Security fundamentals
                  • 1. Device hardening basics
                    • 2. Access control lists (ACLs)
                      Topic 4: Infrastructure Services- Network services
                      • 1. DHCP
                        • 2. NAT/PAT
                          • 3. DNS concepts
                            Topic 5: Automation and Programmability- Network automation concepts
                            • 1. Basic JSON/YAML awareness
                              • 2. APIs and controllers
                                Topic 6: LAN Switching Technologies- Switch operation
                                • 1. MAC address table
                                  • 2. VLAN configuration and trunking

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