Details

<p>Foreword xix</p> <p>Introduction xxi</p> <p><b>Chapter 1: Introduction To Networking 1</b></p> <p>Pre-Assessment 2</p> <p><b>1 1: Before the Internet 4</b></p> <p>ARPANET: Genesis of the Internet 4</p> <p>ARPANET Challenges and the Origin of TCP/IP 6</p> <p>From War Room to Boardroom: The Internet Comes of Age 8</p> <p>1 2: Service Providers and Content Providers 9</p> <p>1 3: Modern Internet Service Providers 13</p> <p>1 4: Overview of TCP/IP 15</p> <p>Understanding the TCP/IP Layers 18</p> <p>Forwarding Data 21</p> <p>The OSI Reference Model 27</p> <p><b>Chapter Review 31</b></p> <p>Post-Assessment 32</p> <p><b>Chapter 2: The Alcatel-Lucent 7750 SR and 7450 ESS Components and the Command-Line Interface 37</b></p> <p>Pre-Assessment 38</p> <p><b>2 1 The Alcatel-Lucent 7750 Service Router Family 40</b></p> <p>The Alcatel-Lucent 7450 Ethernet Service Switch Group 42</p> <p>Control Plane versus Data Plane 44</p> <p>Physical Components of the Alcatel-Lucent 7750 SR and 7450 ESS Series 45</p> <p>How Packets Are Processed by the IOM 47</p> <p>Basic Bootup Components 48</p> <p>System Initialization Process 50</p> <p>The Boot Options 51</p> <p><b>2 2 Command-Line Interface 54</b></p> <p>Provisioning the Alcatel-Lucent SR/ESS Systems 58</p> <p>Using Logs and Alarms 62</p> <p>Practice Lab: Alcatel-Lucent 7750/7450 Hardware and the CLI 66</p> <p>Lab Section 2 1: First Contact 66</p> <p>Lab Section 2 2: What Is the Router Doing? Getting Help and Information 69</p> <p>Lab Section 2 3: Saving Configuration Changes 75</p> <p><b>Chapter Review 78</b></p> <p>Post-Assessment 79</p> <p><b>Chapter 3: Data Link Overview 83</b></p> <p>Pre-Assessment 84</p> <p><b>3 1 OSI Layer 2 Overview 86</b></p> <p>Types of Data Link Layer Protocols 87</p> <p>Scope of the Data Link Layer 88</p> <p><b>3 2 Layer 2 Protocols: PPP, ATM, and Time Division Multiplexing 90</b></p> <p>PPP: The Point-to-Point Protocol 90</p> <p>Circuit-Switching and ATM 93</p> <p>Time Division Multiplexing 97</p> <p>Broadcast and Shared Access Data Links 98</p> <p><b>3 3 Ethernet Overview 100</b></p> <p>Ethernet Addressing and Operations 106</p> <p>Ethernet Transmission—CSMA/CD 109</p> <p>Ethernet Physical Standards 114</p> <p>Practice Lab: Configuring IOMs, MDAs, and Ports 116</p> <p>Lab Section 3 1: A Full Deck of Cards 117</p> <p>Lab Section 3 2: An MDA for Every Need 120</p> <p>Lab Section 3 3: All Ports Up to L2 Ethernet 123</p> <p><b>Chapter Review 126</b></p> <p>Post-Assessment 127</p> <p><b>Chapter 4: Switched Networks, Spanning Tree, and VLANs 131</b></p> <p>Pre-Assessment 132</p> <p>4 1 Ethernet Devices: Hubs and Switches 134</p> <p>4 2 Ethernet Switching Operations 136</p> <p>4 3 Ethernet Link Redundancy: LAG 139</p> <p>LAG Configuration 140</p> <p><b>4 4 Ethernet Path Redundancy: STP 143</b></p> <p>Using STP to Prevent Loops 146</p> <p><b>4 5 Virtual LANs 154</b></p> <p><b>Chapter Review 163</b></p> <p>Post-Assessment 165</p> <p><b>Chapter 5: IP Addressing 169</b></p> <p>Pre-Assessment 170</p> <p><b>5 1 Interconnecting Networks 172</b></p> <p>The Need for Layer 3 172</p> <p>How Layer 3 Functions 173</p> <p><b>5 2 The IP Header 177</b></p> <p>IP Header Fields 178</p> <p><b>5 3 IP Addressing 180</b></p> <p>Class-Based IP Addressing 184</p> <p>Private IP Addressing 189</p> <p>Types of IP Addresses 189</p> <p><b>5 4 IP Subnetting 192</b></p> <p>Identifying an IP Subnet 193</p> <p>IP Subnet Address Planning 197</p> <p>IP Subnets and VLSM Examples 202</p> <p>Subnet Creation Exercises 207</p> <p>Answers to Subnet Questions 209</p> <p><b>5 5 CIDR and Route Aggregation—The End of Classful IP Addressing 211</b></p> <p>CIDR versus VLSM 215</p> <p>Practice Lab: IP Addressing and Routing 218</p> <p>Lab Section 5 1: IP Addressing with Enterprise Customers 219</p> <p>Lab Section 5 2: IP Addressing with P, PE, and CE Routers 221</p> <p>Lab Section 5 3: Layer 3 Interfaces 224</p> <p><b>Chapter Review 231</b></p> <p>Post-Assessment 232</p> <p><b>Chapter 6: IP Forwarding and Services 237</b></p> <p>Pre-Assessment 238</p> <p>6 1 The IP Forwarding Process 240</p> <p>6 2 Typical IP Configurations 243</p> <p>NAT and PAT 246</p> <p>Dhcp 249</p> <p><b>6 3 Additional IP-Related Services 252</b></p> <p>Icmp 252</p> <p>Arp 254</p> <p><b>6 4 IP Filtering 260</b></p> <p>Practice Lab: ICMP and ARP 267</p> <p>Lab Section 6 1: Testing for ICMP and ARP 268</p> <p><b>Chapter Review 273</b></p> <p>Post-Assessment 274</p> <p><b>Chapter 7: Transport Layer Services—TCP and UDP 279</b></p> <p>Pre-Assessment 280</p> <p>7 1 Understanding the Transport Layer 282</p> <p>7 2 Transport Control Protocol (TCP) 284</p> <p>The TCP Header 286</p> <p>Establishing a TCP Connection—The Three-Way Handshake 289</p> <p>TCP Reliable Data Transfer 290</p> <p>TCP Flow Control 293</p> <p>TCP Operation 295</p> <p>Congestion Control in TCP 297</p> <p><b>7 3 User Datagram Protocol (UDP) 300</b></p> <p>Capabilities of UDP 301</p> <p>The UDP Header 302</p> <p>UDP Similarities with TCP 303</p> <p><b>7 4 Port Numbers and Sockets 304</b></p> <p><b>Chapter Review 306</b></p> <p>Post-Assessment 308</p> <p><b>Chapter 8: Introduction to IP Routing 313</b></p> <p>Pre-Assessment 314</p> <p><b>8 1 IP Routing Concepts and Purposes 316</b></p> <p>IGPs and EGPs 317</p> <p>IP Forwarding Using the Routing Table 318</p> <p>Building a Routing Table 322</p> <p>IP Forwarding Details 325</p> <p>Selecting Routes from Multiple Routing Protocols 328</p> <p>8 2 Static and Default Routes 331</p> <p>8 3 Dynamic Routing Protocols 334</p> <p>Practice Lab: Introduction to IP Routing 340</p> <p>Lab Section 8 1: Static Routes 341</p> <p>Lab Section 8 2: Default Routes and Router Logic 345</p> <p><b>Chapter Review 350</b></p> <p>Post-Assessment 351</p> <p><b>Chapter 9: Ospf 355</b></p> <p>Pre-Assessment 356</p> <p><b>9 1 Introduction to OSPF 358</b></p> <p>The Shortest Path First Algorithm 359</p> <p>Additional OSPF Features 360</p> <p><b>9 2 Router IDs and Their Function 361</b></p> <p>OSPF Point-to-Point Adjacencies 362</p> <p>Forming an OSPF Adjacency 364</p> <p>OSPF Commands 367</p> <p><b>9 3 Link State Updates and Flooding 375</b></p> <p>OSPF Metrics and SPF Calculation 379</p> <p>Practice Lab: Open Shortest Path First (OSPF) 381</p> <p>Lab Section 9 1: Single Area OSPF 382</p> <p><b>Chapter Review 387</b></p> <p>Post-Assessment 388</p> <p><b>Chapter 10: Bgp 393</b></p> <p>Pre-Assessment 394</p> <p>10 1 Interior and Exterior Gateway Protocols 396</p> <p>10 2 Autonomous Systems 398</p> <p>10 3 History and Features of BGP 400</p> <p>10 4 BGP Metrics 403</p> <p>10 5 When to Use BGP 405</p> <p>10 6 Packet Details and Operation 406</p> <p>BGP Update Processing 407</p> <p><b>10 7 BGP Case Studies 408</b></p> <p>Use Case I 408</p> <p>Use Case II 410</p> <p>Use Case III 411</p> <p>Practice Lab: BGP Routing 412</p> <p>Lab Section 10 1: External BGP Routing 413</p> <p>Lab Section 10 2: Internal BGP Routing 417</p> <p><b>Chapter Review 421</b></p> <p>Post-Assessment 423</p> <p><b>Chapter 11: MPLS and VPN Services 427</b></p> <p>Pre-Assessment 428</p> <p><b>11 1 Services Overview 430</b></p> <p>The Building Blocks of MPLS and VPN Services 431</p> <p>Understanding VPN Services 433</p> <p>Understanding MPLS 435</p> <p>Understanding LDP 437</p> <p>11 2 MPLS in Detail 440</p> <p>11 3 VPN Services in Detail 443</p> <p>Vpws 444</p> <p>Vpls 445</p> <p>Vprn 447</p> <p>Practice Lab: Services 449</p> <p>Lab Section 11 1: Services Framework 450</p> <p>Lab Section 11 2: VPLS Example 457</p> <p><b>Chapter Review 464</b></p> <p>Post-Assessment 465</p> <p><b>Appendix A: Chapter Assessment Questions and Answers 469</b></p> <p>Assessment Questions 470</p> <p>Chapter 1 470</p> <p>Chapter 2 473</p> <p>Chapter 3 476</p> <p>Chapter 4 479</p> <p>Chapter 5 483</p> <p>Chapter 6 487</p> <p>Chapter 7 490</p> <p>Chapter 8 493</p> <p>Chapter 9 497</p> <p>Chapter 10 500</p> <p>Chapter 11 503</p> <p>Answers to Assessment Questions 506</p> <p>Chapter 1 506</p> <p>Chapter 2 507</p> <p>Chapter 3 509</p> <p>Chapter 4 510</p> <p>Chapter 5 512</p> <p>Chapter 6 514</p> <p>Chapter 7 516</p> <p>Chapter 8 517</p> <p>Chapter 9 519</p> <p>Chapter 10 520</p> <p>Chapter 11 522</p> <p><b>Appendix B: Lab Exercises and Solutions 525</b></p> <p>Chapter 2: Alcatel-Lucent 7750/7450 Hardware and the Command Line Interface 526</p> <p>Lab Section 2 1: First Contact 526</p> <p>Lab Section 2 2: What Is the Router Doing? Getting Help and Information 529</p> <p>Lab Section 2 3: Saving Configuration Changes 534</p> <p>Chapter 3: Configuring IOMs, MDAs, and Ports 538</p> <p>Lab Section 3 1: A Full Deck of Cards 539</p> <p>Lab Section 3 2: An MDA for Every Need 542</p> <p>Lab Section 3 3: All Ports Up to L2 Ethernet 545</p> <p>Chapter 5: IP Addressing and Routing 548</p> <p>Lab Section 5 1: IP Addressing with Enterprise Customers 548</p> <p>Lab Section 5 2: IP Addressing with P, PE, and CE Routers 550</p> <p>Lab Section 5 3: Layer 3 Interfaces 554</p> <p>Chapter 6: ICMP and ARP 560</p> <p>Lab Section 6 1: Testing for ICMP and ARP 560</p> <p>Chapter 8: Introduction to IP Routing 565</p> <p>Lab Section 8 1: Static Routes 566</p> <p>Lab Section 8 2: Default Routes and Router Logic 569</p> <p>Chapter 9: Open Shortest Path First (OSPF) 574</p> <p>Lab Section 9 1: Single Area OSPF 574</p> <p>Chapter 10: BGP Routing 580</p> <p>Lab Section 10 1: External BGP Routing 581</p> <p>Lab Section 10 2: Internal BGP Routing 585</p> <p>Chapter 11: Services 590</p> <p>Lab Section 11 1: Services Framework 591</p> <p>Lab Section 11 2: VPLS Example 599</p> <p>Solutions 606</p> <p>Lab Section 2 1 Exercises 606</p> <p>Lab Section 2 2 Exercises 606</p> <p>Lab Section 2 3 Exercises 608</p> <p>Lab Section 3 1 Exercises 609</p> <p>Lab Section 3 2 Exercises 610</p> <p>Lab Section 3 3 Exercises 611</p> <p>Lab Section 5 1 Exercises 613</p> <p>Lab Section 5 2 Exercises 613</p> <p>Lab Section 5 3 Exercises 615</p> <p>Lab Section 6 1 Exercises 618</p> <p>Lab Section 8 1 Exercises 620</p> <p>Lab Section 8 2 Exercises 623</p> <p>Lab Section 9 1 Exercises 625</p> <p>Lab Section 10 1 Exercises 628</p> <p>Lab Section 10 2 Exercises 629</p> <p>Lab Section 11 1 Exercises 638</p> <p>Lab Section 11 2 Exercises 639</p> <p>Glossary 649</p> <p>Index 675</p>

<b>Kent Hundley</b> (Alcatel-Lucent NRS I No. 1558) is a professional services IT consultant with more than 17 years of experience in the networking field. Kent has been a consultant for more than 12 years and has worked with numerous Fortune 100 enterprise clients and service provider customers in the areas of network architecture design, network operations, network management solutions, application analysis, and the design of security solutions. He is the author of several books on security and IPrelated technologies and currently works as a consultant for a leading provider of solutions for managing networks and applications.

<b>Includes CD-ROM with test engine and lab exercises</b> <p>This book is your official self-study guide for the Alcatel-Lucent NRS I Certification. The certification is designed to affirm a solid foundation of knowledge in IP Service Routing, spanning the fundamentals of Layer 2 network technologies, IP addressing and routing, TCP/IP, and Carrier Ethernet services. This book gives you the introductory knowledge required to work successfully in an IP/MPLS and Carrier Ethernet environment that delivers consumer and business services.</p> <p>After reading this book, you will be able to:</p> <ul> <li>Describe the purpose and operation of common Layer 2 technologies</li> <li>Describe the IP forwarding process</li> <li>Develop an IP address plan using IP subnetting and address summarization</li> <li>Explain the characteristics of dynamic routing protocols and configure basic IP routing using OSPF and BGP</li> <li>Explain the operation of the Transmission Control Protocol (TCP)</li> <li>Describe MPLS and how it is used to provide Layer 2 and Layer 3 VPN services across a common provider core</li> </ul> <p>"A practical and thorough guide to the fundamentals of IP Service Routing, the Alcatel-Lucent NRS I Certification has proven to be an invaluable tool for our Operations team. It is a key component of our IP knowledge curriculum. We are encouraging our employees to obtain this certification from Alcatel-Lucent."<br />—<b>Glenn Garbelman</b>, Director, Video Operations Center (IP Operations) AT&T</p>

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