Interconnecting Cisco Network Devices, Part 2 (ICND2): (CCNA Exam 640-802 and ICND Exam 640-816)

Cover......Page 1
Contents......Page 11
Foreword......Page 19
Introduction......Page 20
 Chapter Objectives......Page 26
  Configuration Modes of Cisco IOS Software......Page 27
  Help Facilities of the Cisco IOS CLI......Page 29
  Commands Review......Page 30
 Review Questions......Page 31
 Implementing VLANs and Trunks......Page 36
  Understanding VLANs......Page 37
  VLAN Overview......Page 38
  VLAN Operation......Page 46
  Understanding Trunking with 802.1Q......Page 47
  Understanding VLAN Trunking Protocol......Page 49
  Configuring VLANs and Trunks......Page 53
  Summary of Implementing VLANs and Trunks......Page 62
  Building a Redundant Switched Topology......Page 63
  Redundant Topology......Page 68
  Recognizing Issues of a Redundant Switched Topology......Page 69
  Resolving Issues with STP......Page 72
  Configuring RSTP......Page 84
  Summary of Improving Performance with Spanning Tree......Page 86
  Understanding Inter-VLAN Routing......Page 87
  Configuring Inter-VLAN Routing......Page 88
  Overview of Switch Security Concerns......Page 89
  Securing Switch Devices......Page 91
  Troubleshooting Switches......Page 99
  Troubleshooting Port Connectivity......Page 100
  Troubleshooting VLANs and Trunking......Page 103
  Troubleshooting VTP......Page 105
  Troubleshooting Spanning Tree......Page 108
  Summary of Troubleshooting Switched Networks......Page 110
 Review Questions......Page 111
 Chapter Objectives......Page 120
 Reviewing Dynamic Routing......Page 121
  Understanding Distance Vector Routing Protocols......Page 126
  Link-State and Advanced Distance Vector Protocols......Page 138
  Summary of Reviewing Routing Operations......Page 145
  Reviewing Subnets......Page 146
  Introducing VLSMs......Page 148
  Route Summarization with VLSM......Page 151
  Summary of Implementing Variable-Length Subnet Masks......Page 155
 Review Questions......Page 156
 Introducing OSPF......Page 162
  Establishing OSPF Neighbor Adjacencies......Page 164
  SPF Algorithm......Page 166
  Configuring and Verifying OSPF......Page 167
  Loopback Interfaces......Page 168
  Verifying the OSPF Configuration......Page 169
  Using OSPF debug Commands......Page 175
  Load Balancing with OSPF......Page 177
  OSPF Authentication......Page 179
  Summary of OSPF Introduction......Page 182
  Components of Troubleshooting OSPF......Page 183
  Troubleshooting OSPF Neighbor Adjacencies......Page 184
  Troubleshooting OSPF Routing Tables......Page 187
  Troubleshooting Plaintext Password Authentication......Page 188
 Review Questions......Page 190
  Introducing EIGRP......Page 194
  Configuring and Verifying EIGRP......Page 197
  Load Balancing with EIGRP......Page 204
  EIGRP Authentication......Page 207
  Summary of Implementing EIGRP......Page 214
  Troubleshooting EIGRP Neighbor Relationships......Page 215
  Troubleshooting EIGRP Routing Tables......Page 218
  Troubleshooting EIGRP Authentication......Page 221
 Chapter Summary......Page 223
 Review Questions......Page 224
 Access Control List Operation......Page 228
  Understanding ACLs......Page 229
  ACL Operation......Page 231
  ACL Identification......Page 234
  Additional Types of ACLs......Page 237
  ACL Wildcard Masking......Page 242
  Summary of ACL Operations......Page 244
  Configuring Numbered Standard IPv4 ACLs......Page 245
  Configuring Numbered Extended IPv4 ACLs......Page 250
  Configuring Named ACLs......Page 256
  Adding Comments to Named or Numbered ACLs......Page 261
 Troubleshooting ACLs......Page 262
  Problem: Host Connectivity......Page 264
  Summary of Troubleshooting ACLs......Page 266
 Review Questions......Page 267
 Scaling the Network with NAT and PAT......Page 272
  Introducing NAT and PAT......Page 273
  Translating Inside Source Addresses......Page 276
  Overloading an Inside Global Address......Page 281
  Resolving Translation Table Issues......Page 285
  Resolving Issues with Using the Correct Translation Entry......Page 287
  Summary of Scaling the Network with NAT and PAT......Page 292
  Reasons for Using IPv6......Page 293
  Understanding IPv6 Addresses......Page 296
  Assigning IPv6 Addresses......Page 301
  Routing Considerations with IPv6......Page 305
  Strategies for Implementing IPv6......Page 306
  Configuring IPv6......Page 310
 Chapter Summary......Page 312
 Review Questions......Page 313
 Chapter Objectives......Page 320
  VPNs and Their Benefits......Page 321
  Types of VPNs......Page 322
  IPsec SSL VPN (WebVPN)......Page 327
  Components of VPNs......Page 328
  Introducing IPsec......Page 330
  IPsec Protocol Framework......Page 336
  Summary of Introducing VPN Solutions......Page 337
  Understanding WAN Encapsulations......Page 338
  Overview of PPP......Page 340
  Configuring and Verifying PPP......Page 343
  Summary of Establishing a Point-to-Point WAN Connection with PPP......Page 347
  Understanding Frame Relay......Page 348
  Configuring Frame Relay......Page 357
  Verifying Frame Relay......Page 363
  Components of Troubleshooting Frame Relay......Page 370
  Troubleshooting Frame Relay Connectivity Issues......Page 371
 Chapter Summary......Page 377
 Review Questions......Page 378
Appendix: Answers to Chapter Review Questions......Page 384
 A......Page 391
 B......Page 392
 C......Page 393
 D......Page 394
 F......Page 395
 I......Page 396
 J - K - L......Page 398
 N......Page 399
 O......Page 400
 Q - R......Page 401
 S......Page 402
 T......Page 405
 U - V......Page 406
 W - X - Y - Z......Page 407