CCNP ONT official Exam Certification Guide : [master all 642-845 exam topics with the official study guide ; assess your knowledge with chapter-opening quizzes ; review key concepts with foundation summaries ; practice with hundreds of examen questions on

Master all 642-845 exam topics with the official study guide Assess your knowledge with chapter-opening quizzes Review key concepts with foundation summaries Practice with hundreds of exam questions on the CD-ROM Amir Ranjbar, CCIE® No. 8669 CCNP ONT Official Exam Certification Guide is a best of breed Cisco® exam study guide that focuses specifically on the objectives for the Optimizing Converged Cisco Networks exam (642-845 ONT). Successfully passing the ONT 642-845 exam certifies that you have the knowledge and skills necessary to optimize and apply effective QoS techniques for converged networks. CCNP ONT Official Exam Certification Guide follows a logical organization of the CCNP® ONT exam objectives. Material is presented in a concise manner, focusing on increasing your retention and recall of exam topics. You can organize your exam preparation through the use of the consistent features in these chapters. “Do I Know This Already?” quizzes open each chapter and allow you to decide how much time you need to spend on each section. Exam topic lists and concise Foundation Summary information make referencing easy and give you a quick refresher whenever you need it. Challenging chapter-ending review questions help you assess your knowledge and reinforce key concepts. The companion CD-ROM contains a powerful testing engine that allows you to focus on individual topic areas or take complete, timed exams. The assessment engine also tracks your performance and provides feedback on a topic-by-topic basis, presenting question-by-question remediation to the text. Well regarded for its level of detail, assessment features, and challenging review questions and exercises, this book helps you master the concepts and techniques that can enable you to succeed on the exam the first time. Amir Ranjbar, CCIE® No. 8669, is a certified Cisco instructor and an internetworking consultant. He conducts Cisco official courses such as BCMSN, BSCI, ONT, CVOICE, BGP, and MPLS for Global Knowledge, the largest Cisco training partner. Amir has a bachelor’s degree in computing and information science and a master’s degree in knowledge-based systems from the University of Guelph in Ontario, Canada. The official study guide helps you master all the topics on the CCNP ONT exam, including Implementing a voice-over-IP (VoIP) network Implementing QoS on converged networks Specific IP QoS mechanisms for implementing the DiffServ QoS model AutoQoS Wireless security Basic wireless management Companion CD-ROM The CD-ROM contains an electronic copy of the book and more than 200 practice questions for the ONT exam, which are all available in study mode, test mode, and flash card format. This volume is part of the Exam Certification Guide Series from Cisco Press®. Books in this series provide officially developed exam preparation materials that offer assessment, review, and practice to help Cisco Career Certification candidates identify weaknesses, concentrate their study efforts, and enhance their confidence as exam day nears. Category: Cisco Certification Covers: ONT Exam 642-845 Cover......Page 1 Contents......Page 11 Foreword......Page 18 Introduction......Page 19 Part I: Voice over IP......Page 26 “Do I Know This Already?” Quiz......Page 28 Introduction to VoIP Networks......Page 33 Digitizing and Packetizing Voice......Page 42 Encapsulating Voice Packets......Page 50 Bandwidth Calculation......Page 57 Implementing VoIP Support in an Enterprise Network......Page 65 Foundation Summary......Page 73 Q&A......Page 75 Part II: Quality of Service......Page 78 “Do I Know This Already?” Quiz......Page 80 Introduction to QoS......Page 85 Identifying and Comparing QoS Models......Page 95 QoS Implementation Methods......Page 99 Foundation Summary......Page 112 Q&A......Page 114 “Do I Know This Already?” Quiz......Page 116 Classification and Marking......Page 120 The DiffServ Model, Differentiated Services Code Point (DSCP), and Per-Hop Behavior (PHB)......Page 123 QoS Service Class......Page 129 Trust Boundaries......Page 131 Network Based Application Recognition (NBAR)......Page 133 Cisco IOS Commands to Configure NBAR......Page 135 Foundation Summary......Page 141 Q&A......Page 143 “Do I Know This Already?” Quiz......Page 146 Introduction to Congestion Management and Queuing......Page 150 First-In-First-Out, Priority Queuing, Round-Robin, and Weighted Round-Robin Queuing......Page 153 Weighted Fair Queuing......Page 155 Class-Based Weighted Fair Queuing......Page 161 Low-Latency Queuing......Page 165 Foundation Summary......Page 169 Q&A......Page 170 “Do I Know This Already?” Quiz......Page 172 Congestion Avoidance......Page 176 Traffic Shaping and Policing......Page 186 Link Efficiency Mechanisms......Page 190 Foundation Summary......Page 195 Q&A......Page 198 “Do I Know This Already?” Quiz......Page 200 Implementing QoS Pre-Classify......Page 203 Deploying End-to-End QoS......Page 208 Foundation Summary......Page 217 Q&A......Page 221 “Do I Know This Already?” Quiz......Page 224 Introducing AutoQoS......Page 228 Implementing and Verifying AutoQoS......Page 230 AutoQoS Shortcomings and Remedies......Page 238 Foundation Summary......Page 245 Q&A......Page 250 Part III: Wireless LAN......Page 252 “Do I Know This Already?” Quiz......Page 254 The Need for Wireless LAN QoS......Page 258 Current Wireless LAN QoS Implementation......Page 262 Configuring Wireless LAN QoS......Page 266 Foundation Summary......Page 270 Q&A......Page 275 “Do I Know This Already?” Quiz......Page 278 Overview of WLAN Security......Page 281 802.1x and EAP Authentication Protocols......Page 283 Configuring Encryption and Authentication on Lightweight Access Points......Page 295 Foundation Summary......Page 304 Q&A......Page 308 “Do I Know This Already?” Quiz......Page 310 The Need for WLAN Management......Page 314 CiscoWorks Wireless LAN Solution Engine......Page 318 Cisco Wireless Control System......Page 322 Foundation Summary......Page 337 Q&A......Page 340 Part IV: Appendix......Page 342 Appendix A: Answers to the “Do I Know This Already?” Quizzes and Q&A Sections......Page 344 A......Page 377 C......Page 379 D......Page 382 E......Page 383 H......Page 384 I......Page 385 L......Page 386 M......Page 387 O......Page 388 P......Page 389 Q......Page 390 R......Page 391 S......Page 392 T......Page 393 V......Page 394 W......Page 395 X......Page 396 Master all 642-845 exam topics with the official study guideAssess your knowledge with chapter-opening quizzesReview key concepts with foundation summariesPractice with hundreds of exam questions on the CD-ROMAmir Ranjbar, CCIE(R) No. 8669 CCNP ONT Official Exam Certification Guide is a best of breed Cisco(R) exam study guide that focuses specifically on the objectives for the Optimizing Converged Cisco Networks exam (642-845 ONT). Successfully passing the ONT 642-845 exam certifies that you have the knowledge and skills necessary to optimize and apply effective QoS techniques for converged networks. CCNP ONT Official Exam Certification Guide follows a logical organization of the CCNP(R) ONT exam objectives. Material is presented in a concise manner, focusing on increasing your retention and recall of exam topics. You can organize your exam preparation through the use of the consistent features in these chapters. "Do I Know This Already?" quizzes open each chapter and allow you to decide how much time you need to spend on each section. Exam topic lists and concise Foundation Summary information make referencing easy and give you a quick refresher whenever you need it. Challenging chapter-ending review questions help you assess your knowledge and reinforce key concepts. The companion CD-ROM contains a powerful testing engine that allows you to focus on individual topic areas or take complete, timed exams. The assessment engine also tracks your performance and provides feedback on a topic-by-topic basis, presenting question-by-question remediation to the text. Well regarded for its level of detail, assessment features, and challenging review questions and exercises, this book helps you master the concepts and techniques that can enable you to succeed on the exam the first time. Amir Ranjbar, CCIE(R) No. 8669, is a certified Cisco instructor and an internetworking consultant. He conducts Cisco official courses such as BCMSN, BSCI, ONT, CVOICE, BGP, and MPLS for Global Knowledge, the largest Cisco training partner. Amir has a bachelor's degree in computing and information science and a master's degree in knowledge-based systems from the University of Guelph in Ontario, Canada. The official study guide helps you master all the topics on the CCNP ONT exam, includingImplementing a voice-over-IP (VoIP) networkImplementing QoS on converged networksSpecific IP QoS mechanisms for implementing the DiffServ QoS modelAutoQoSWireless securityBasic wireless managementCompanion CD-ROMThe CD-ROM contains an electronic copy of the book and more than 200 practice questions for the ONT exam, which are all available in study mode, test mode, and flash card format. This volume is part of the Exam Certification Guide Series from Cisco Press(R). Books in this series provide officially developed exam preparation materials that offer assessment, review, and practice to help Cisco Career Certification candidates identify weaknesses, concentrate their study efforts, and enhance their confidence as exam day nears. Category: Cisco CertificationCovers: ONT Exam 642-845