CCNA Exam Topics
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Last date to test: February 23, 2020
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Cisco Certified Network Associate (200-125)
Exam Description
The Cisco Certified Network Associate (CCNA) Routing and Switching composite exam (200-125) is a 90-minute, 60–70 question assessment that is associated with the CCNA Routing and Switching certification. This exam tests a candidate's knowledge and skills related to network fundamentals, LAN switching technologies, IPv4 and IPv6 routing technologies, WAN technologies, infrastructure services, infrastructure security, and infrastructure management.
The following topics are general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.
Download Complete List of Topics in PDF format
1.0 Network Fundamentals | 15% | Show Details |
1.1 Compare and contrast OSI and TCP/IP models 1.2 Compare and contrast TCP and UDP protocols 1.3 Describe the impact of infrastructure components in an enterprise network
1.4 Describe the effects of cloud resources on enterprise network architecture
1.5 Compare and contrast collapsed core and three-tier architectures 1.6 Compare and contrast network topologies
1.7 Select the appropriate cabling type based on implementation requirements 1.8 Apply troubleshooting methodologies to resolve problems
1.9 Configure, verify, and troubleshoot IPv4 addressing and subnetting 1.10 Compare and contrast IPv4 address types
1.11 Describe the need for private IPv4 addressing 1.12 Identify the appropriate IPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment 1.13 Configure, verify, and troubleshoot IPv6 addressing 1.14 Configure and verify IPv6 Stateless Address Auto Configuration 1.15 Compare and contrast IPv6 address types
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2.0 LAN Switching Technologies | 21% | Show Details |
2.1 Describe and verify switching concepts
2.2 Interpret Ethernet frame format 2.3 Troubleshoot interface and cable issues (collisions, errors, duplex, speed) 2.4 Configure, verify, and troubleshoot VLANs (normal/extended range) spanning multiple switches
2.5 Configure, verify, and troubleshoot interswitch connectivity
2.6 Configure, verify, and troubleshoot STP protocols
2.7 Configure, verify and troubleshoot STP related optional features
2.8 Configure and verify Layer 2 protocols
2.9 Configure, verify, and troubleshoot (Layer 2/Layer 3) EtherChannel
2.10 Describe the benefits of switch stacking and chassis aggregation | ||
3.0 Routing Technologies | 23% | Show Details |
3.1 Describe the routing concepts
3.2 Interpret the components of a routing table
3.3 Describe how a routing table is populated by different routing information sources
3.4 Configure, verify, and troubleshoot inter-VLAN routing
3.5 Compare and contrast static routing and dynamic routing 3.6 Compare and contrast distance vector and link state routing protocols 3.7 Compare and contrast interior and exterior routing protocols 3.8 Configure, verify, and troubleshoot IPv4 and IPv6 static routing
3.9 Configure, verify, and troubleshoot single area and multi-area OSPFv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) 3.10 Configure, verify, and troubleshoot single area and multi-area OSPFv3 for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) 3.11 Configure, verify, and troubleshoot EIGRP for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub) 3.12 Configure, verify, and troubleshoot EIGRP for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub) 3.13 Configure, verify, and troubleshoot RIPv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution) 3.14 Troubleshoot basic Layer 3 end-to-end connectivity issues | ||
4.0 WAN Technologies | 10% | Show Details |
4.1 Configure and verify PPP and MLPPP on WAN interfaces using local authentication 4.2 Configure, verify, and troubleshoot PPPoE client-side interfaces using local authentication 4.3 Configure, verify, and troubleshoot GRE tunnel connectivity 4.4 Describe WAN topology options
4.5 Describe WAN access connectivity options
4.6 Configure and verify single-homed branch connectivity using eBGP IPv4 (limited to peering and route advertisement using Network command only) 4.7 Describe basic QoS concepts
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5.0 Infrastructure Services | 10% | Show Details |
5.1 Describe DNS lookup operation 5.2 Troubleshoot client connectivity issues involving DNS 5.3 Configure and verify DHCP on a router (excluding static reservations)
5.4 Troubleshoot client- and router-based DHCP connectivity issues 5.5 Configure, verify, and troubleshoot basic HSRP
5.6 Configure, verify, and troubleshoot inside source NAT
5.7 Configure and verify NTP operating in a client/server mode | ||
6.0 Infrastructure Security | 11% | Show Details |
6.1 Configure, verify, and troubleshoot port security
6.2 Describe common access layer threat mitigation techniques
6.3 Configure, verify, and troubleshoot IPv4 and IPv6 access list for traffic filtering
6.4 Verify ACLs using the APIC-EM Path Trace ACL analysis tool 6.5 Configure, verify, and troubleshoot basic device hardening
6.6 Describe device security using AAA with TACACS+ and RADIUS | ||
7.0 Infrastructure Management | 10% | Show Details |
7.1 Configure and verify device-monitoring protocols
7.2 Troubleshoot network connectivity issues using ICMP echo-based IP SLA 7.3 Configure and verify device management
7.4 Configure and verify initial device configuration 7.5 Perform device maintenance
7.6 Use Cisco IOS tools to troubleshoot and resolve problems
7.7 Describe network programmability in enterprise network architecture
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