The practical and conceptual knowledge you need to attain CCNP Enterprise certification
From one of the most trusted study guide publishers comes CCNP Enterprise Certification Study Guide: Exam 350-401. This guide helps you develop practical knowledge and best practices for critical aspects of enterprise infrastructure so you can gain your CCNP Enterprise certification. If you're hoping to attain a broader range of skills and a solid understanding of Cisco technology, this guide will also provide fundamental concepts for learning how to implement and operate Cisco enterprise network core technologies.
By focusing on real-world skills, each chapter prepares you with the knowledge you need to excel in your current role and beyond. It covers emerging and industry-specific topics, such as SD-WAN, network design, wireless, and automation. This practical guide also includes lessons on:
* Automation
* Network assurance
* Security
* Enterprise infrastructure
* Dual-stack architecture
* Virtualization
In addition to helping you gain enterprise knowledge, this study guidecan lead you toward your Cisco specialist certification.
When you purchase this guide, you get access to the information you need to prepare yourself for advances in technology and new applications, as well as online study tools such as:
* Bonus practice exams
* Pre-made flashcards
* Glossary of key terms
* Specific focus areas
Expand your skillset and take your career to the next level with CCNP Enterprise Certification Study Guide.
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ABOUT THE AUTHOR
Ben Piper is an IT consultant who has created more than 20 training courses, covering Cisco routing and switching, Amazon Web Services, Puppet configuration management, and Windows Server Administration. He is the co-author of AWS Certified Cloud Practitioner Study Guide: Foundational (CLF-C01) Exam, AWS Certified Solutions Architect Study Guide: Associate (SAA-C01) Exam, AWS Certified SysOps Administrator Practice Tests: Associate (SOA-C01) Exam, and Learn Cisco Network Administration in a Month of Lunches.
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Includes one year of FREE access after activation to the interactive online learning environment and study tools:
- 2 custom practice exams
- 100 electronic flashcards
- Searchable key term glossary
Your Complete Guide to Preparing for the CCNP Certification
CCNP Enterprise Certification Study Guide is your one-stop resource that helps you get up to speed for Exam 350-401. Cisco has designed the CCNP Enterprise certification to help develop your skills in the ever-changing landscape of enterprise network technologies. You will prepare for the exam smarter and faster while focusing on your knowledge on the fundamental concepts for learning how to implement and operate Cisco enterprise network core technologies. Sybex provides a superior online interactive learning environment and test bank, including chapter tests, practice exams, electronic flashcards, and a glossary of key terms.
Coverage of 100% of all exam objectives in this Study Guide means you'll be ready for:
- Spanning Tree Protocols
- Enterprise Network Design
- Wireless LAN (WLAN)
- Open Shortest Path First (OSPF)
- The Border Gateway Protocol (BGP)
- Network Virtualization
- Quality of Service (QoS)
- Network Security and Monitoring
- Network Automation
Interactive learning environment
Take your exam prep to the next level with Sybex's superior interactive online study tools. To access our learning environment, simply visit http://www.wiley.com/go/sybextestprep, type in your unique PIN, and instantly gain one year of FREE access after activation to:
- 2 practice exams help you identify areas where further review is needed. Get more than 90% of the answers correct, and you're ready to take the certification exam.
- 100 electronic flashcards to reinforce learning and last-minute prep before the exam
- Comprehensive glossary in PDF format gives you instant access to the key terms so you are fully prepared
ABOUT THE CCNP PROGRAM
The CCNP certification program offers six professional level certifications to choose from: CCNP Enterprise, CCNP Data Center, CCNP Security, CCNP Service Provider, CCNP Collaboration, and Certified DevNet Professional. Each certification requires passing one core exam and one concentration exam. The core exam for the CCNP Enterprise certification is 350-401. The concentration exams let you focus on a specific specialty. Visit www.cisco.com/c/en/us/training-events.html for more information.
Inhalt
Introduction xxi
Assessment Test xxviii
Chapter 1 Networking Fundamentals 1
The OSI Model 2
The Upper Layers: Application, Presentation, and Session 4
Making Sense of Layers 4
The Lower Layers: Physical, Data Link, Network, and Transport 6
Layer 1: The Physical Layer 7
Layer 2: The Data Link Layer 8
A Brief History of Ethernet 8
The MAC Address Table 10
Maximum Transmission Unit 12
Subnet Limits 12
Layer 3: The Network Layer 13
Forwarding within a Subnet 14
Forwarding between Subnets 14
Address Resolution Protocol 16
Fragmentation 17
Routing vs. Forwarding 18
Layer 4: The Transport Layer 18
Transmission Control Protocol 19
Encapsulation and Decapsulation 21
Summary 22
Exam Essentials 22
Review Questions 24
Chapter 2 Spanning Tree Protocols 29
The Need for Spanning Tree 31
VLANs and Trunking 32
Dynamic Trunking 34
Unconditional Trunking 35
Active and Allowed VLANs 36
Rapid Per-VLAN Spanning Tree 38
Electing the Root Bridge 38
Calculating the Root Ports 41
Calculating the Root Ports of Indirectly Connected Switches 44
Modifying Port Cost 46
Modifying Port Priority 47
Calculating Blocked Ports 48
Port States 49
Port Roles 49
Link Types 49
Multiple Spanning Tree 50
Root Bridges and Port Priority 52
Internal Spanning Tree 53
Native VLAN 54
Topology Change Detection 55
Spanning Tree Extensions 55
Root Guard 55
BPDU Guard and BPDU Filter 57
Unidirectional Link Detection 58
Loop Guard 58
Summary 58
Exam Essentials 59
Exercises 60
Review Questions 62
Chapter 3 Enterprise Network Design 67
Physical Network Architectures 68
Comparing Campus and Data Center Networks 69
The Three-Tier Architecture 70
The Two-Tier Collapsed Core: A Cheaper Alternative 73
Layer 2 Design 74
Switched and Routed Interfaces 75
Switched Topologies 76
Routed Access Topology 81
EtherChannels 82
Load-Balancing Methods 83
Static EtherChannels 84
Port Aggregation Control Protocol 88
Link Aggregation Control Protocol 90
First-Hop Redundancy Protocols 91
Hot Standby Router Protocol 92
Virtual Router Redundancy Protocol 94
Gateway Load-Balancing Protocol 95
Summary 97
Exam Essentials 98
Review Questions 100
Chapter 4 Wireless LAN (WLAN) 105
Radio Frequency Fundamentals 106
Frequency and Amplitude 107
Carrier Frequency 109
Power Levels 110
WLAN 802.11 Standards 115
The Physical Layer: Frequencies and Channels 115
Layer 2: 802.11 Media Access Control (MAC) 119
Access Point Modes 124
Autonomous 124
Lightweight 124
Wire…