Alcatel-Lucent Scalable IP Networks Self-Study Guide - Kent Hundley

Alcatel-Lucent Scalable IP Networks Self-Study Guide

Preparing for the Network Routing Specialist I (NRS 1) Certification Exam

Kent Hundley (Autor)

Media-Kombination
720 Seiten
2009
John Wiley & Sons Inc
978-0-470-42906-8 (ISBN)
76,28 inkl. MwSt
Today's aggressively competitive networking market requires not building bigger, more complicated networks, but smarter, more scalable infrastructures. Alcatel-Lucent's experience in designing and developing real scalable systems for both service providers and enterprise networks is well known.
By offering the new Service Routing Certification Program, Alcatel-Lucent is extending their reach and knowledge to networking professionals with a comprehensive demonstration of how to build smart, scalable networks. Serving as a �course in a book� from Alcatel-Lucent�the world leader in designing and developing scalable systems�this resource pinpoints the pitfalls to avoid when building scalable networks, examines the most successful techniques available for engineers who are building and operating IP networks, and provides overviews of the Internet, IP routing and the IP layer, and the practice of opening the shortest path first.

Kent Hundley (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.

Foreword xix

Introduction xxi

Chapter 1: Introduction To Networking 1

Pre-Assessment 2

1 1: Before the Internet 4

ARPANET: Genesis of the Internet 4

ARPANET Challenges and the Origin of TCP/IP 6

From War Room to Boardroom: The Internet Comes of Age 8

1 2: Service Providers and Content Providers 9

1 3: Modern Internet Service Providers 13

1 4: Overview of TCP/IP 15

Understanding the TCP/IP Layers 18

Forwarding Data 21

The OSI Reference Model 27

Chapter Review 31

Post-Assessment 32

Chapter 2: The Alcatel-Lucent 7750 SR and 7450 ESS Components and the Command-Line Interface 37

Pre-Assessment 38

2 1 The Alcatel-Lucent 7750 Service Router Family 40

The Alcatel-Lucent 7450 Ethernet Service Switch Group 42

Control Plane versus Data Plane 44

Physical Components of the Alcatel-Lucent 7750 SR and 7450 ESS Series 45

How Packets Are Processed by the IOM 47

Basic Bootup Components 48

System Initialization Process 50

The Boot Options 51

2 2 Command-Line Interface 54

Provisioning the Alcatel-Lucent SR/ESS Systems 58

Using Logs and Alarms 62

Practice Lab: Alcatel-Lucent 7750/7450 Hardware and the CLI 66

Lab Section 2 1: First Contact 66

Lab Section 2 2: What Is the Router Doing? Getting Help and Information 69

Lab Section 2 3: Saving Configuration Changes 75

Chapter Review 78

Post-Assessment 79

Chapter 3: Data Link Overview 83

Pre-Assessment 84

3 1 OSI Layer 2 Overview 86

Types of Data Link Layer Protocols 87

Scope of the Data Link Layer 88

3 2 Layer 2 Protocols: PPP, ATM, and Time Division Multiplexing 90

PPP: The Point-to-Point Protocol 90

Circuit-Switching and ATM 93

Time Division Multiplexing 97

Broadcast and Shared Access Data Links 98

3 3 Ethernet Overview 100

Ethernet Addressing and Operations 106

Ethernet Transmission—CSMA/CD 109

Ethernet Physical Standards 114

Practice Lab: Configuring IOMs, MDAs, and Ports 116

Lab Section 3 1: A Full Deck of Cards 117

Lab Section 3 2: An MDA for Every Need 120

Lab Section 3 3: All Ports Up to L2 Ethernet 123

Chapter Review 126

Post-Assessment 127

Chapter 4: Switched Networks, Spanning Tree, and VLANs 131

Pre-Assessment 132

4 1 Ethernet Devices: Hubs and Switches 134

4 2 Ethernet Switching Operations 136

4 3 Ethernet Link Redundancy: LAG 139

LAG Configuration 140

4 4 Ethernet Path Redundancy: STP 143

Using STP to Prevent Loops 146

4 5 Virtual LANs 154

Chapter Review 163

Post-Assessment 165

Chapter 5: IP Addressing 169

Pre-Assessment 170

5 1 Interconnecting Networks 172

The Need for Layer 3 172

How Layer 3 Functions 173

5 2 The IP Header 177

IP Header Fields 178

5 3 IP Addressing 180

Class-Based IP Addressing 184

Private IP Addressing 189

Types of IP Addresses 189

5 4 IP Subnetting 192

Identifying an IP Subnet 193

IP Subnet Address Planning 197

IP Subnets and VLSM Examples 202

Subnet Creation Exercises 207

Answers to Subnet Questions 209

5 5 CIDR and Route Aggregation—The End of Classful IP Addressing 211

CIDR versus VLSM 215

Practice Lab: IP Addressing and Routing 218

Lab Section 5 1: IP Addressing with Enterprise Customers 219

Lab Section 5 2: IP Addressing with P, PE, and CE Routers 221

Lab Section 5 3: Layer 3 Interfaces 224

Chapter Review 231

Post-Assessment 232

Chapter 6: IP Forwarding and Services 237

Pre-Assessment 238

6 1 The IP Forwarding Process 240

6 2 Typical IP Configurations 243

NAT and PAT 246

Dhcp 249

6 3 Additional IP-Related Services 252

Icmp 252

Arp 254

6 4 IP Filtering 260

Practice Lab: ICMP and ARP 267

Lab Section 6 1: Testing for ICMP and ARP 268

Chapter Review 273

Post-Assessment 274

Chapter 7: Transport Layer Services—TCP and UDP 279

Pre-Assessment 280

7 1 Understanding the Transport Layer 282

7 2 Transport Control Protocol (TCP) 284

The TCP Header 286

Establishing a TCP Connection—The Three-Way Handshake 289

TCP Reliable Data Transfer 290

TCP Flow Control 293

TCP Operation 295

Congestion Control in TCP 297

7 3 User Datagram Protocol (UDP) 300

Capabilities of UDP 301

The UDP Header 302

UDP Similarities with TCP 303

7 4 Port Numbers and Sockets 304

Chapter Review 306

Post-Assessment 308

Chapter 8: Introduction to IP Routing 313

Pre-Assessment 314

8 1 IP Routing Concepts and Purposes 316

IGPs and EGPs 317

IP Forwarding Using the Routing Table 318

Building a Routing Table 322

IP Forwarding Details 325

Selecting Routes from Multiple Routing Protocols 328

8 2 Static and Default Routes 331

8 3 Dynamic Routing Protocols 334

Practice Lab: Introduction to IP Routing 340

Lab Section 8 1: Static Routes 341

Lab Section 8 2: Default Routes and Router Logic 345

Chapter Review 350

Post-Assessment 351

Chapter 9: Ospf 355

Pre-Assessment 356

9 1 Introduction to OSPF 358

The Shortest Path First Algorithm 359

Additional OSPF Features 360

9 2 Router IDs and Their Function 361

OSPF Point-to-Point Adjacencies 362

Forming an OSPF Adjacency 364

OSPF Commands 367

9 3 Link State Updates and Flooding 375

OSPF Metrics and SPF Calculation 379

Practice Lab: Open Shortest Path First (OSPF) 381

Lab Section 9 1: Single Area OSPF 382

Chapter Review 387

Post-Assessment 388

Chapter 10: Bgp 393

Pre-Assessment 394

10 1 Interior and Exterior Gateway Protocols 396

10 2 Autonomous Systems 398

10 3 History and Features of BGP 400

10 4 BGP Metrics 403

10 5 When to Use BGP 405

10 6 Packet Details and Operation 406

BGP Update Processing 407

10 7 BGP Case Studies 408

Use Case I 408

Use Case II 410

Use Case III 411

Practice Lab: BGP Routing 412

Lab Section 10 1: External BGP Routing 413

Lab Section 10 2: Internal BGP Routing 417

Chapter Review 421

Post-Assessment 423

Chapter 11: MPLS and VPN Services 427

Pre-Assessment 428

11 1 Services Overview 430

The Building Blocks of MPLS and VPN Services 431

Understanding VPN Services 433

Understanding MPLS 435

Understanding LDP 437

11 2 MPLS in Detail 440

11 3 VPN Services in Detail 443

Vpws 444

Vpls 445

Vprn 447

Practice Lab: Services 449

Lab Section 11 1: Services Framework 450

Lab Section 11 2: VPLS Example 457

Chapter Review 464

Post-Assessment 465

Appendix A: Chapter Assessment Questions and Answers 469

Assessment Questions 470

Chapter 1 470

Chapter 2 473

Chapter 3 476

Chapter 4 479

Chapter 5 483

Chapter 6 487

Chapter 7 490

Chapter 8 493

Chapter 9 497

Chapter 10 500

Chapter 11 503

Answers to Assessment Questions 506

Chapter 1 506

Chapter 2 507

Chapter 3 509

Chapter 4 510

Chapter 5 512

Chapter 6 514

Chapter 7 516

Chapter 8 517

Chapter 9 519

Chapter 10 520

Chapter 11 522

Appendix B: Lab Exercises and Solutions 525

Chapter 2: Alcatel-Lucent 7750/7450 Hardware and the Command Line Interface 526

Lab Section 2 1: First Contact 526

Lab Section 2 2: What Is the Router Doing? Getting Help and Information 529

Lab Section 2 3: Saving Configuration Changes 534

Chapter 3: Configuring IOMs, MDAs, and Ports 538

Lab Section 3 1: A Full Deck of Cards 539

Lab Section 3 2: An MDA for Every Need 542

Lab Section 3 3: All Ports Up to L2 Ethernet 545

Chapter 5: IP Addressing and Routing 548

Lab Section 5 1: IP Addressing with Enterprise Customers 548

Lab Section 5 2: IP Addressing with P, PE, and CE Routers 550

Lab Section 5 3: Layer 3 Interfaces 554

Chapter 6: ICMP and ARP 560

Lab Section 6 1: Testing for ICMP and ARP 560

Chapter 8: Introduction to IP Routing 565

Lab Section 8 1: Static Routes 566

Lab Section 8 2: Default Routes and Router Logic 569

Chapter 9: Open Shortest Path First (OSPF) 574

Lab Section 9 1: Single Area OSPF 574

Chapter 10: BGP Routing 580

Lab Section 10 1: External BGP Routing 581

Lab Section 10 2: Internal BGP Routing 585

Chapter 11: Services 590

Lab Section 11 1: Services Framework 591

Lab Section 11 2: VPLS Example 599

Solutions 606

Lab Section 2 1 Exercises 606

Lab Section 2 2 Exercises 606

Lab Section 2 3 Exercises 608

Lab Section 3 1 Exercises 609

Lab Section 3 2 Exercises 610

Lab Section 3 3 Exercises 611

Lab Section 5 1 Exercises 613

Lab Section 5 2 Exercises 613

Lab Section 5 3 Exercises 615

Lab Section 6 1 Exercises 618

Lab Section 8 1 Exercises 620

Lab Section 8 2 Exercises 623

Lab Section 9 1 Exercises 625

Lab Section 10 1 Exercises 628

Lab Section 10 2 Exercises 629

Lab Section 11 1 Exercises 638

Lab Section 11 2 Exercises 639

Glossary 649

Index 675

Verlagsort New York
Sprache englisch
Maße 188 x 235 mm
Gewicht 1043 g
Themenwelt Mathematik / Informatik Informatik Netzwerke
Informatik Weitere Themen Zertifizierung
ISBN-10 0-470-42906-2 / 0470429062
ISBN-13 978-0-470-42906-8 / 9780470429068
Zustand Neuware
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