CCNA - Cisco Certified Network Associate

Cisco CCNA : 200-125

Network Fundamentals

  • Compare and contrast 051 and TCP/IP models
  • Compare and contrast TCP and UDP protocol
  • Describe the impact of infrastructure components in an enterprise network
  • The effects of cloud resources on enterprise network architecture
  • Compare and contrast collapsed core and three-tier architectures
  • Compare and contrast network topologies
  • The appropriate cabling type based on implementation requirements
  • Configure, verify, and troubleshoot I Pv4 addressing and subnetting
  • Compare and contrast IPv4 address types
  • The need for private IPv4 addressing
  • Identify the appropriate lPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment
  • Configure, verify, and troubleshoot I Pv6 addressing
  • Configure and verify I Pv6 Stateless Address Auto Configuration
  • Compare and contrast IPV6 address types

Routing Technologies

  • Describe the routing concepts
  • Interpret the components of a routing table
  • Describe how a routing table is populated by different routing information sources
  • Configure, verify, and troubleshoot inter-VLAN routing
  • Compare and contrast static routing and dynamic routing
  • Compare and contrast distance vector and link state routing protocols
  • Compare and contrast interior and exterior routing protocols
  • Configure, verify, and troubleshoot IPv4 and IPv6 static routing
  • Configure, verify, and troubleshoot single area and multi-area
  • OSPFv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs)
  • Configure, verify, and troubleshoot single area and multi-area
  • OSPFv3 for lPv6 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs)
  • Configure, verify, and troubleshoot EIGRP for lPv4 (excluding authentication, filtering, manual summarization, redistribution, stub)
  • Configure, verify, and troubleshoot EIGRP for lPv6 (excluding authentication, filtering, manual summarization, redistribution, stub)
  • Configure, verify, and troubleshoot RIPv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution)
  • Troubleshoot basic Layer 3 end-to-end connectivity issues

Infrastructure Security

  • Configure, verify, and troubleshoot port security
  • Describe common access layer threat mitigation techniques
  • Configure, verify, and troubleshoot lPv4 and IPv6 access list for traffic filtering
  • Verify ACIs using the APICEM Path Trace ACI Analysis tool
  • Configure, verify, and troubleshoot basic device hardening
  • Describe device security using AAA with TACACS+ and RADIUS

LAN Switching Technologies

  • Describe and verify switching concepts
  • Interpret Ethernet frame format
  • Troubleshoot interface and cable issues (collisions, errors, duplex, speed)
  • Configure, verify, and troubleshoot VLANs (normal/extended range) spanning multiple switches
  • Configure, verify, and troubleshoot inters witch connectivity
  • Configure, verify, and troubleshoot STP protocols
  • Continue re, verity arid troubleshoot STP related optional features
  • Configure and verify Layer 2 protocols
  • Configure, verify, and troubleshoot (Layer2/Layer3) Ether Channel
  • Describe the benefits of switch stacking and chassis aggregation

WAN Technologies

  • Configure and verify PPP and MLPPP on WAN interfaces using local authentication
  • Configure, verify, and troubleshoot PPPoE client-side interfaces using local authentication
  • Configure, verify, and troubleshoot GRE tunnel connectivity
  • Describe WAN topology options
  • Describe WAN access connectivity options
  • Configure and verify single-homed branch connectivity using eBGP lPv4 (limited to peering and route advertisement using Network command only)
  • Describe basic QoS concepts

Infrastructure Services

  • Describe DNS lookup operation
  • Troubleshoot client connectivity issues involving DNS
  • Configure and verify DHCP on a router (excluding static reservations)
  • Troubleshoot client- and router-based DHCP connectivity issues
  • Configure, verify, and troubleshoot basic HSRP
  • Configure, verify, and troubleshoot inside source NAT
  • Configure and verify NTP operating in a client/server mode

Infrastructure Management

  • Configure and verify device-monitoring protocols
  • Troubleshoot network connectivity issues using ICMP echo-based IP SLA
  • Configure and verify device management
  • Configure and verify initial device configuration
  • Perform device maintenance
  • Use Cisco lOS tools to troubleshoot and resolve problems
  • Describe network programmability in enterprise network architecture
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