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Essential Revision Books for DES-5221 Exam
In case you want to supplement your training with books or just prefer such a type of learning, there are some options that proved to be helpful. Let’s focus on the three most credible study guides you can use to prepare for this test:
- Networking All-in-One Desk Reference for Dummies (3rd Edition) by Doug Lowe
This all-important guide to computer networking focuses on networking basics and the latest developments in this field. In a nutshell, it has everything a candidate may need to effortlessly manage large and small networks. The combination of as many as 10 mini-books that make up this material will help you understand all the crucial details about networking basics. Some of the skills covered here include handling mobile devices, protecting data, setting up wireless networks, and configuring windows. Starting from the back cover, you will instantly notice that this comprehensive, one pack book assumes a distinctive approach to understanding the concepts, focusing on a ton of domains as listed below:
- Networking basics
- Building a network
- Network administration and security
- TCP/IP and the Internet
- Wireless networking
- Managing Linux systems
- Telecom, convergence, and mobile devices
- Managing Windows Server 2008
- Using other Microsoft servers
- Computer Networking: A Top-Down Approach (7th Edition) by Kurose James and Ross Keith
The authors of this book are committed to ensuring that readers stay motivated throughout their learning sessions using an exhaustive guide that is Computer Networking: A Top-Down Approach. The 7th edition of this book is unique among many similar materials given the fact it is built around the authors’ enviable history of teaching complex networking concepts.
The content of this guide is well-engineered to cover all the exam domains, right from the application layer to the physical layer, with much emphasis on its suitability to all candidates. While the major focus will be on computer networking, this material also accommodates the fundamentally significant concepts of the internet to give a solid foundation for building an IT career. The new edition is not only reorganized to cover more job roles, but also gives detailed coverage of the latest, exciting, and significant changes in the field of computer networking.
- Data Center Handbook (1st Edition) by Hwaiyu Geng
Hwaiyu Geng, in his book, Data Center Handbook, provides everything IT professionals should know to understand the basics, technologies, and best practices for designing and managing effective data centers. The author understands that global organizations are in dire need of functional systems operations that rely on data centers to ensure seamless deployment solutions. Thus, a data center should provide much more than just accommodating computer systems and the basic components. Consequently, he has worked with top-performing IT professionals to design an effective and exciting study guide that will help learners to understand how to complete the following tasks:
- Preparing a strategic plan involving site selection, capacity planning, and location plan among the rest
- Designing and building data centers
- Applying emerging trends and technologies such as virtualization and cloud
- Managing data centers
- Preparing disaster recovery plans to ensure sustainability
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Exam Topics for Specialist - Implementation Engineer, Data Center Networking Version 1.0
The following topics will be discussed in DELL DES-5221 practice exam and DELL DES-5221 practice exams:
- Layer-2 Technologies and Protocols
- Discovery Protocols
- Networks - The Basics
- Data Center Technologies and Protocols
Dell EMC DES-5221 Exam Syllabus Topics:
| Topic | Details | Weights |
|---|---|---|
| Networks - The Basics | - Identify common data center topologies, protocols, and topologies; describe the Dell EMC data center switch portfolio - Basic switch configuration: Identify the normal boot process of a S and Z-Series switch running OS 10. List the first-time switch setup requirements. Perform the steps for upgrading switch firmware in OS 10. - Access Control Lists: Explain the purpose of access control; apply appropriate commands to deny or permit IP connectivity; complete the required configuration to permit host access control; determine why particular computers are being blocked from accessing a server - AAA Security: Explain the purpose of AAA security; describe AAA process, core components and their function; configure local and RADIUS authentication - Dynamic Host Configuration Protocol: DHCP’s basic operation; Explain the role of the DHCP Relay; configure DHCP in OS10; identify the options to secure DHCP from attacks | 19.6% |
| Discovery Protocols - Describe the characteristics of discovery protocols; describe uses cases for using discovery protocols; explain how to configure and validate. Configure discovery protocols; interpret LLDP outputs | - Basic Routing - Configure IPv4 on an interface; identify when to utilize a gateway as a last resort; configure and modify static routes; test inter-VLAN routing - Open Shortest Path First - describe OSPF operation, and core components; configure and validate OSPF using; interpret OSPF show commands; describe the operations and use cases for ECMP; test inter-VLAN routing - Border Gateway Protocol - Explain operations of BGP; - identify design best practices when configuring BGP in a leaf/spine environment; configure and validate BGP; Describe the operations and use cases for ECMP; configure and validate ECMP - Policy-Based Routing - Describe the basic operation of PBR; identify PBR use cases; configure and validate PBR | 30.7% |
| Data Center Technologies and Protocols | - Virtual Link Trunking - Describe the components that makeup a VLT configuration; Configure and validate VLTs; troubleshoot basic VLT configuration issues - Virtual Router Redundancy Protocol - describe the basic operation of VRRP; identify the components of VRRP; describe VRRP Priorities; compare Pre-empt and no Pre-empt; configure VRRP on switches configured for VLT - Uplink Failure Detection - describe the components and operation of UFD; identify the differences between Active/Active and Active/Standby; configure and verify UFD - Virtual Routing and Forwarding - describe the operations and use cases for (VRF); configure and validate VRF - Quality of Service - Describe the basic operation of QoS; Describe how QoS identifies and marks traffic; identify the characteristics of QoS; identify QoS protocols and their uses; configure QoS - Multicast - Explain in depth the concepts relating to IP Multicast technology; compare IGMP and PIM use cases; identify the steps required to configure multicasting into an existing multicast environment | 29.6% |
| Layer-2 Technologies and Protocols | - Virtual Lans - Identify the characteristics of a VLAN; explain the differences between tagged and untagged frames; configure VLAN trunking; configure VLAN Port membership; verify trunking and Port Membership; troubleshoot VLANs - Spanning-tree Protocol - Identify the operations and use cases for STP; Configure and validate RSTP/MSTP/RSTP-PV; Manipulate spanning tree root bridge and port cost configurations - Link Aggregation Groups - Identify the operations and use cases for LAGs; configure, verify, and trouble shoot static LAGs; configure, verify, and troubleshoot dynamic LAGs - Discovery Protocols - Describe the characteristics of discovery protocols; describe uses cases for using discovery protocols; explain how to configure and validate. Configure discovery protocols; interpret LLDP outputs | 20.1% |
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