Introduction |
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xviii | |
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Chapter 1 Implementing Scalable Medium-Sized Networks |
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1 | (46) |
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Understanding and Troubleshooting VLANs and VLAN Trunking |
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2 | (1) |
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2 | (4) |
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6 | (1) |
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7 | (1) |
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Dynamic Trunking Protocol |
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8 | (1) |
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9 | (1) |
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10 | (1) |
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Building Redundant Switch Topologies |
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11 | (1) |
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Understanding Redundant Topologies |
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12 | (3) |
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15 | (5) |
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20 | (1) |
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Per-VLAN Spanning Tree Plus |
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21 | (3) |
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Analyzing and Reviewing STP Topology and Operation |
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24 | (2) |
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Examining Spanning-Tree Failures |
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26 | (2) |
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STP Features: PortFast, BPDU Guard, Root Guard, UplinkFast, and BackboneFast |
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28 | (1) |
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Improving Redundancy and Increasing Bandwidth with EtherChannel |
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29 | (2) |
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31 | (1) |
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Port Aggregation Protocol |
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31 | (1) |
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Link Aggregation Control Protocol |
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32 | (1) |
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33 | (1) |
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Checking EtherChannel Operation |
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34 | (2) |
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Understanding Default Gateway Redundancy |
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36 | (1) |
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Hot Standby Router Protocol |
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37 | (1) |
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38 | (1) |
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39 | (1) |
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HSRP in Service Deployments |
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39 | (1) |
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40 | (1) |
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Gateway Load-Balancing Protocol |
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40 | (2) |
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42 | (1) |
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42 | (5) |
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Chapter 2 Troubleshooting Basic Connectivity |
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47 | (44) |
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Troubleshooting IPv4 Basic Connectivity |
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48 | (1) |
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Components of End-to-End IPv4 Troubleshooting |
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48 | (3) |
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Verification of Connectivity |
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51 | (7) |
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58 | (2) |
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Verification of Physical Connectivity Issues |
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60 | (3) |
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Identification of Current and Desired Path |
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63 | (3) |
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66 | (2) |
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68 | (3) |
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71 | (1) |
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Understanding Networking in Virtualized Computing Environments |
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72 | (3) |
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Troubleshooting IPv6 Network Connectivity |
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75 | (1) |
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Understanding IPv6 Addressing |
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75 | (1) |
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76 | (2) |
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Components of Troubleshooting End-to-End IPv6 Connectivity |
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78 | (1) |
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Verification of End-to-End IPv6 Connectivity |
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79 | (1) |
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Neighbor Discovery in IPv6 |
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80 | (2) |
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Identification of Current and Desired IPv6 Path |
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82 | (1) |
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Default Gateway Issues in IPv6 |
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82 | (1) |
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Name Resolution Issues in IPv6 |
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83 | (1) |
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84 | (2) |
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IPv6 in a Virtual Environment |
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86 | (1) |
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A Last Note on Troubleshooting |
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86 | (2) |
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88 | (1) |
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88 | (3) |
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Chapter 3 Implementing an EIGRP Solution |
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91 | (52) |
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92 | (1) |
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92 | (1) |
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92 | (1) |
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Classification of Routing Protocols |
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93 | (1) |
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Classful Routing Versus Classless Routing |
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94 | (1) |
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95 | (3) |
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EIGRP Features and Function |
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98 | (2) |
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100 | (1) |
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101 | (2) |
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Understanding the EIGRP Metric |
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103 | (2) |
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EIGRP Basic Configuration |
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105 | (1) |
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Verification of EIGRP Configuration and Operation |
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106 | (2) |
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108 | (3) |
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Load Balancing with EIGRP |
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111 | (1) |
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112 | (1) |
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113 | (1) |
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114 | (1) |
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115 | (1) |
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Components of Troubleshooting EIGRP |
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115 | (3) |
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Troubleshooting EIGRP Neighbor Issues |
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118 | (3) |
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Troubleshooting EIGRP Routing Table Issues |
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121 | (1) |
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Issues Caused by Unadvertised Routes |
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121 | (1) |
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Issues Caused by Route Filtering |
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122 | (1) |
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Issues Caused by Automatic Network Summarization |
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123 | (1) |
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Implementing EIGRP for IPv6 |
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124 | (1) |
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EIGRP IPv6 Theory of Operation |
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124 | (4) |
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EIGRP IPv6 Feasible Successor |
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128 | (1) |
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EIGRP IPv6 Load Balancing |
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129 | (1) |
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EIGRP for IPv6 Command Syntax |
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130 | (1) |
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Verification of EIGRP IPv6 Operation |
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131 | (2) |
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EIGRP for IPv6 Configuration Example |
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133 | (2) |
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Troubleshooting EIGRP for IPv6 |
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135 | (1) |
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136 | (1) |
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137 | (6) |
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Chapter 4 Implementing a Scalable Multiarea Network with OSPF |
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143 | (42) |
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143 | (1) |
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Link-State Routing Protocol Overview |
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144 | (1) |
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Link-State Routing Protocol Data Structures |
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145 | (1) |
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Understanding Metrics in OSPF |
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146 | (1) |
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Establishment of OSPF Neighbor Adjacencies |
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147 | (2) |
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Building a Link-State Database |
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149 | (1) |
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150 | (1) |
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OSPF Area and Router Types |
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150 | (3) |
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Link-State Advertisements |
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153 | (1) |
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Multiarea OSPF IPv4 Implementation |
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154 | (1) |
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Single-Area vs. Multiarea OSPF |
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155 | (1) |
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Stub Areas, Not So Stubby Areas, and Totally Stub Areas |
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155 | (3) |
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Planning for the Implementation of OSPF |
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158 | (1) |
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Multiarea OSPF Configuration |
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158 | (2) |
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Multiarea OSPF Verification |
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160 | (2) |
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Troubleshooting Multiarea OSPF |
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162 | (1) |
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162 | (4) |
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Components of Troubleshooting OSPF |
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166 | (2) |
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Troubleshooting OSPF Neighbor Issues |
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168 | (4) |
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Troubleshooting OSPF Routing Table Issues |
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172 | (2) |
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Troubleshooting OSPF Path Selection |
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174 | (2) |
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176 | (1) |
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OSPFv3 Key Characteristics |
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176 | (1) |
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177 | (1) |
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178 | (1) |
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179 | (1) |
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180 | (1) |
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181 | (4) |
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Chapter 5 Understanding WAN Technologies |
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185 | (84) |
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Understanding WAN Technologies |
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186 | (2) |
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188 | (1) |
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188 | (1) |
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189 | (1) |
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189 | (2) |
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191 | (1) |
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192 | (3) |
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195 | (2) |
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197 | (2) |
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199 | (1) |
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Integrated Services Digital Network |
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199 | (1) |
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199 | (1) |
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Multiprotocol Label Switching |
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200 | (1) |
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Service Provider Demarcation Points |
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200 | (1) |
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200 | (1) |
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201 | (1) |
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202 | (1) |
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203 | (1) |
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203 | (1) |
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Private WAN Connection Options |
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204 | (1) |
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Public WAN Connection Options |
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205 | (2) |
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Metropolitan-Area Networks |
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207 | (2) |
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209 | (1) |
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Configuring Serial Interfaces |
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209 | (4) |
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Configuration of a Serial Interface |
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213 | (1) |
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Integrated CSU/DSU Modules |
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214 | (3) |
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Back-to-Back Routers with an Integrated CSU/DSU |
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217 | (1) |
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218 | (2) |
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220 | (2) |
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222 | (1) |
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222 | (1) |
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223 | (2) |
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Configuring PPP Authentication with CHAP |
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225 | (2) |
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Verifying CHAP Configuration |
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227 | (1) |
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Configuring Multilink PPP over Serial Lines |
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228 | (2) |
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230 | (2) |
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Troubleshooting Serial Encapsulation |
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232 | (1) |
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Establishing a WAN Connection Using Frame Relay |
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233 | (1) |
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Understanding Frame Relay |
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233 | (3) |
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236 | (1) |
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Frame Relay Reachability and Routing Protocol Issues |
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237 | (2) |
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239 | (1) |
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Frame Relay Address Mappings |
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240 | (3) |
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243 | (1) |
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Point-to-Point and Multipoint Frame Relay |
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244 | (1) |
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Configuring Point-to-Point Frame Relay Subinterfaces |
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245 | (2) |
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Configuring Point-to-Multipoint Frame Relay |
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247 | (2) |
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Verifying Frame Relay Configuration |
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249 | (3) |
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Introducing Cisco VPN Solutions |
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252 | (3) |
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255 | (1) |
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256 | (2) |
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258 | (2) |
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260 | (1) |
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Understanding MPLS Networking |
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261 | (2) |
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Basic Troubleshooting of MPLS Services |
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263 | (1) |
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264 | (1) |
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265 | (4) |
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Chapter 6 Network Device Management |
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269 | (70) |
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Configuring Network Devices to Support Network Management Protocols |
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270 | (1) |
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270 | (1) |
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Obtaining Data from an SNMP Agent |
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271 | (1) |
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Monitoring Polling Data in SNMP |
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272 | (1) |
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273 | (1) |
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Sending Data to an SNMP Agent |
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274 | (1) |
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275 | (1) |
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Basic SNMP Configuration and Verification |
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276 | (3) |
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279 | (2) |
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281 | (1) |
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281 | (2) |
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283 | (2) |
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285 | (1) |
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286 | (1) |
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Verifying NetFlow Operation |
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287 | (1) |
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Router Initialization and Configuration |
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288 | (1) |
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Router Internal Component Review |
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289 | (2) |
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291 | (1) |
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292 | (1) |
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293 | (1) |
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Changing the Configuration Register |
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294 | (1) |
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Locating the Cisco IOS Image to Load |
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295 | (2) |
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Loading a Cisco IOS Image File |
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297 | (3) |
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Selecting and Loading the Configuration |
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300 | (2) |
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Cisco IOS File System and Devices |
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302 | (3) |
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Managing Cisco IOS Images |
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305 | (1) |
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Interpreting Cisco IOS Image Filenames |
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305 | (1) |
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Creating a Cisco IOS Image Backup |
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306 | (2) |
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Upgrading the Cisco IOS Image |
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308 | (3) |
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Managing Device Configuration Files |
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311 | (2) |
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Cisco IOS Password Recovery |
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313 | (2) |
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315 | (1) |
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315 | (1) |
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Cisco IOS Licensing and Packaging Prior to Cisco IOS 15 |
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316 | (1) |
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Cisco IOS 15 Licensing and Packaging |
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317 | (1) |
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318 | (2) |
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320 | (1) |
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Permanent License Installation |
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321 | (1) |
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Evaluation License Installation |
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322 | (3) |
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325 | (1) |
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Uninstalling Permanent Licenses |
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325 | (2) |
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327 | (1) |
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Cisco IOS-XR, IOS-XE, and NX-OS |
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328 | (1) |
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329 | (1) |
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330 | (1) |
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331 | (1) |
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332 | (1) |
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333 | (6) |
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Chapter 7 Advanced Troubleshooting |
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339 | (24) |
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Advanced Router Diagnostics |
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340 | (1) |
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Collecting Cisco IOS Device Diagnostic Information |
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340 | (1) |
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Using the Output Interpreter to Detect Issues |
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341 | (2) |
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Researching Cisco IOS Software Defects |
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343 | (2) |
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345 | (1) |
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Capturing Debugging Output |
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345 | (5) |
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Verifying and Disabling Debugging |
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350 | (1) |
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Limiting Debugging Output |
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351 | (1) |
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351 | (5) |
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Conditionally Triggered Debugging |
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356 | (1) |
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Troubleshooting an Issue with Debugging |
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357 | (2) |
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Verifying Protocol Operation with Debugging |
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359 | (2) |
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361 | (1) |
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361 | (2) |
Appendix A Answers to Chapter Review Questions |
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363 | (6) |
Appendix B Basic L3VPN MPLS Configuration and Verification |
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369 | (6) |
Glossary of Key Terms |
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375 | (28) |
Index |
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