Introduction . xviii Part I: Network Fundamentals 1 CHAPTER 1: Network Fundamentals: Models and Designs . 3 Topic: Compare and contrast OSI and TCP/IP models . 5 Topic: Compare and contrast TCP and UDP protocols . 11 Topic: Describe the impact of infrastructure components in an enterprise network . 15 Topic: Describe the effects of cloud resources on enterprise network architecture . 18 Topic: Compare and contrast collapsed core and three-tier architectures . 22 Topic: Compare and contrast network topologies .
25 Topic: Select the appropriate cabling type based on implementation requirements . 28 Topic: Apply troubleshooting methodologies to resolve problems . 31 Review Questions . 33 Answers to Review Questions . 35 Additional Resources . 36 CHAPTER 2: Network Fundamentals: IPv4 . 37 Topic: Configure, verify, and troubleshoot IPv4 addressing and subnetting . 38 Topic: Compare and contrast IPv4 address types .
47 Topic: Describe the need for private IPv4 addressing . 50 Review Questions . 53 Answers to Review Questions . 55 Additional Resources . 56 CHAPTER 3: Network Fundamentals: IPv6 . 57 Topic: Identify the appropriate IPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment . 58 Topic: Configure, verify, and troubleshoot IPv6 addressing . 62 Topic: Configure and verify IPv6 Stateless Address Auto Configuration .
66 CCNA Routing and Switching 200-125 Exam Cram Topic: Compare and contrast IPv6 address types . 69 Review Questions . 72 Answers to Review Questions . 74 Additional Resources . 75 Part II: LAN Switching Technologies 77 CHAPTER 4: LAN Switching Technologies: Switching Concepts . 79 Topic: Describe and verify switching concepts . 80 Topic: Interpret Ethernet frame format . 85 Topic: Troubleshoot interface and cable issues (collisions, errors, duplex, speed) .
88 Review Questions . 94 Answers to Review Questions . 95 Additional Resources . 96 CHAPTER 5: LAN Switching Technologies: VLANs, Trunks, and STP . 97 Topic: Configure, verify, and troubleshoot VLANs (normal range) spanning multiple switches . 99 Topic: Configure, verify, and troubleshoot interswitch connectivity . 107 Topic: Configure, verify, and troubleshoot STP protocols . 111 Topic: Configure, verify, and troubleshoot STP-related optional features .
119 Topic: Configure and verify Layer 2 protocols . 122 Review Questions . 125 Answers to Review Questions . 126 Additional Resources . 127 CHAPTER 6: LAN Switching Technologies: EtherChannel and Switch Stacking . 129 Topic: Configure, verify, and troubleshoot (Layer 2/Layer 3) EtherChannel . 130 Topic: Describe the benefits of switch stacking and chassis aggregation . 137 Review Questions .
139 Answers to Review Questions . 140 Additional Resources . 141 Part III: Routing Technologies 143 CHAPTER 7: Routing Technologies: Routing Concepts . 145 Topic: Describe the routing concepts . 146 Topic: Interpret the components of routing table . 148 Topic: Describe how a routing table is populated by different routing information sources . 153 Review Questions . 156 Answers to Review Questions .
157 Additional Resources . 158 CHAPTER 8: Routing Technologies: Inter-VLAN Routing . 159 Topic: Configure, verify, and troubleshoot inter-VLAN routing . 160 Review Questions . 171 Answers to Review Questions . 172 Additional Resources . 173 CHAPTER 9: Routing Technologies: Routing Methods . 175 Topic: Compare and contrast static routing and dynamic routing .
176 Topic: Compare and contrast distance vector and link state routing protocols . 179 Topic: Compare and contrast interior and exterior routing protocols . 181 Review Questions . 183 Answers to Review Questions . 184 Additional Resources . 185 CHAPTER 10: Routing Technologies: Static Routing and Dynamic Routing . 187 Topic: Configure, verify, and troubleshoot IPv4 and IPv6 static routing . 189 Topic: Configure, verify, and troubleshoot single area and multi-area OSPFv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) .
193 Topic: Configure, verify, and troubleshoot single area and multi-area OSPFv3 for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) . 199 Topic: Configure, verify, and troubleshoot EIGRP for IPv4 (excluding authentication, filtering, manual summarization, redistribution, and stub) . 202 Topic: Configure, verify, and troubleshoot EIGRP for IPv6 (excluding authentication, filtering, manual summarization, redistribution, and stub) . 205 Topic: Configure, verify, and troubleshoot RIPv2 for IPv4 (excluding authentication, filtering, manual summarization, and redistribution) . 208 Topic: Troubleshoot basic Layer 3 end-to-end connectivity issues . 218 Review Questions . 220 Answers to Review Questions . 222 Additional Resources .
223 Part IV: WAN Technologies 225 CHAPTER 11: WAN Technologies: WAN Options . 227 Topic: Configure and verify PPP and MLPPP on WAN interfaces using local authentication . 228 Topic: Configure, verify, and troubleshoot PPPoE client-side interfaces using local authentication . 232 Topic: Configure, verify, and troubleshoot GRE tunnel connectivity . 235 Topic: Describe WAN topology options . 238 Topic: Describe WAN access connectivity options . 240 Review Questions . 242 Answers to Review Questions .
243 Additional Resource . 244 CHAPTER 12: WAN Technologies: eBGP . 245 Topic: Configure and verify single-homed branch connectivity using eBGP IPv4 (limited to peering and route advertisement using Network command only) . 246 Review Questions . 251 Answers to Review Questions . 252 Additional Resource . 253 CHAPTER 13: WAN Technologies: QoS . 255 Topic: Describe basic QoS concepts .
256 Review Questions . 259 Answers to Review Questions . 260 Additional Resource . 261 Part V: Infrastructure Services 263 CHAPTER 14: Infrastructure Services: DNS, DHCP, NTP, HSRP . 265 Topic: Describe DNS lookup operation . 267 Topic: Troubleshoot client connectivity issues involving DNS . 270 Topic: Configure and verify DHCP on a router (excluding static reservations). 275 Topic: Troubleshoot client- and router-based DHCP connectivity issues .
280 Topic: Configure and verify NTP operating in client/server mode . 289