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 IPv4 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 IPv6 addressing
• Configure and verify IPv6 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