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2016 Cisco Systems, Inc. This document is Cisco Public.

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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, 50–60 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.
15% 1.0 Network Fundamentals
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
1.3.a Firewalls
1.3.b Access points
1.3.c Wireless controllers

1.4 Describe the effects of cloud resources on enterprise network architecture
1.4.a Traffic path to internal and external cloud services
1.4.b Virtual services
1.4.c Basic virtual network infrastructure

1.5 Compare and contrast collapsed core and three-tier architectures

1.6 Compare and contrast network topologies
1.6.a Star
1.6.b Mesh
1.6.c Hybrid

1.7 Select the appropriate cabling type based on implementation requirements

1.8 Apply troubleshooting methodologies to resolve problems
1.8.a Perform and document fault isolation
1.8.b Resolve or escalate
1.8.c Verify and monitor resolution

1.9 Configure, verify, and troubleshoot IPv4 addressing and subnetting

1.10 Compare and contrast IPv4 address types
2016 Cisco Systems, Inc. This document is Cisco Public. Page 2

14 Configure and verify IPv6 Stateless Address Auto Configuration 1.c Multicast 1.15.15.6. and troubleshoot interswitch connectivity 2. and troubleshoot IPv6 addressing 1. This document is Cisco Public.10. duplex.5 Configure.4.15.b Unique local 1.10.15. Inc.15 Compare and contrast IPv6 address types 1.a Trunk ports 2.1Q 2.5.1.15. and troubleshoot VLANs (normal/extended range) spanning multiple switches 2.3 Troubleshoot interface and cable issues (collisions. verify.11 Describe the need for private IPv4 addressing 1. VTP (v1&v2).d Multicast 1.b STP root bridge selection 2016 Cisco Systems.c DTP.1 Describe and verify switching concepts 2.d MAC address table 2.a STP mode (PVST+ and RPVST+) 2.c Link local 1. verify.4.6 Configure. speed) 2.10. verify.5.a MAC learning and aging 2.e Modified EUI 64 1.g Anycast 21% 2.a Access ports (data and voice) 2. verify. and 802.1.15.2 Interpret Ethernet frame format 2.13 Configure.4 Configure.6.f Autoconfiguration 1.a Global unicast 1.b Add and remove VLANs on a trunk 2.a Unicast 1.5.b Broadcast 1. and troubleshoot STP protocols 2.5.b Frame switching 2.15.12 Identify the appropriate IPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment 1. errors.1. Page 3 .1.b Default VLAN 2.c Frame flooding 2.1.0 LAN Switching Technologies 2.d Native VLAN 2.

9.7.9. verify.8. verify and troubleshoot STP related optional features 2.2.b PAGP 2.7 Configure.a Static 2.7.9.c LACP 2.a PortFast 2.8.8 Configure and verify Layer 2 protocols 2.9 Configure. and troubleshoot (Layer 2/Layer 3) EtherChannel 2.b LLDP 2.10 Describe the benefits of switch stacking and chassis aggregation .b BPDU guard 2.a Cisco Discovery Protocol 2.