Ccna: Cisco Certified Network Associate Review Guide (640-802) 9781118063460 2025 chm pdf kindle rb azw3 下载 115盘

　　Theleadingquick–reviewguidetothenumber–oneITcertificationTheCiscoCertifiedNetworkAssociate(CCNA)certificationisthefirststepfornetworkadministratorsseekingtoadvancetheircareers.PartoftheSybexstudy–practice–reviewapproachtocertificationpreparation,thisconcisereviewguideisorganizedbyexamobjectiveandistheperfectcompaniontoCCNA:CiscoCertifiedNetworkAssociateStudyGuide,7thEdition.WrittenbynetworkingauthorityToddLammle,thisbrandnewguidefeatureseightchapterscorrespondingtotheeightdomainsoftheCCNAexamobjectives.AlsoincludedisaninteractiveCDwithtwobonusexams,handyflashcardquestions,andasearchablePDFofaGlossaryofTerms.NetworkprofessionalswhoholdtheCCNAcertificationgenerallyearnmorethancoworkerswhohavenotearnedtheCCNAThisguide,byauthorandtrainerToddLammle,providesafocused,concisereviewthatworkswithotherlearningtoolssuchasCCNA:CiscoCertifiedNetworkAssociateStudyGuide,7thEditionCoverstheeightdomainsoftheexamobjectives,includinghowanetworkworks,configuration,IPaddresses,networksecuritythreats,andtroubleshootingIncludesaCDwithtwobonusexams,handyflashcardquestions,andasearchablePDFofaGlossaryofTermsCCNAcandidateswillfindthisfocusedreviewguidegreatlyimprovestheirchancesofsuccessastheytackletheexam.

Introduction.

Chapter 1 Describe How a Network Works.

   Describe the Purpose and Functions of Various Network

Devices.

   Use the OSI and TCP/IP Models and Their Associated

Protocols to Explain How Data Flows in a Network.

   Describe Common Networked Applications, Including Web

Applications.

   Describe the Purpose and Basic Operation of the

Protocols in the OSI and TCP Models.

   Describe the Impact of Applications (Voice over IP and

Video over IP) on a Network.

   Interpret Network Diagrams.

   Determine the Path between Two Hosts across a

Network.

   Describe the Components Required for Network and

Internet Communications.

   Identify and Correct Common Network Problems at Layers

1, 2, 3, and 7 Using a Layered Model Approach.

   Differentiate between LAN/WAN Operation and

Features.

   Review Questions.

   Answers to Review Questions.

Chapter 2 Configure, Verify, and Troubleshoot a Switch with VLANs

and Interswitch Communications.

   Select the Appropriate Media, Cables, Ports, and

Connectors to Connect Switches to Other Network Devices and

Hosts.

   Explain the Technology and Media Access Control Method

for Ethernet Networks.

   Explain Network Segmentation and Basic Traffic

Management Concepts.

   Explain Basic Switching Concepts and the Operation of

Cisco Switches.

   Perform and Verify Initial Switch Configuration Tasks,

Including Remote Access Management.

   Verify Network Status and Switch Operation Using Basic

Utilities (Including ping, traceroute, Telnet, SSH, arp, and

ipconfig) and SHOW and DEBUG Commands.

   Identify, Prescribe, and Resolve Common Switched

Network Media Issues, Configuration Issues, Auto Negotiation, and

Switch Hardware Failures.

   Describe Enhanced Switching Technologies (Including

VTP, RSTP, VLAN, PVSTP, and 802.1q).

   Describe How VLANs Create Logically Separate Networks

and the Need for Routing between Them.

   Configure, Verify, and Troubleshoot VLANs.

   Configure, Verify, and Troubleshoot Trunking on Cisco

Switches.

   Configure, Verify, and Troubleshoot InterVLAN

Routing.

   Configure, Verify, and Troubleshoot VTP.

   Configure, Verify, and Troubleshoot RSTP

Operation.

   Interpret the Output of Various SHOW and DEBUG

Commands to Verify the Operational Status of a Cisco Switched

Network.

   Implement Basic Switch Security (Including Port

Security, Trunk Access, Management VLAN Other Than VLAN 1,

Etc.).

   Review Questions.

   Answers to Review Questions.

Chapter 3 Implement an IP Addressing Scheme and IP Services to Meet

Network Requirements in a Medium-Sized Enterprise Branch Office

Network.

   Describe the Operation and Benefits of Using Private

and Public IP Addressing.

   Explain the Operation and Benefits of Using DHCP and

DNS.

   Configure, Verify, and Troubleshoot DHCP and DNS

Operation on a Router (Including CLI/SDM).

   Implement Static and Dynamic Addressing Services for

Hosts in a LAN Environment.

   Calculate and Apply an Addressing Scheme, Including

VLSM IP Addressing Design, to a Network.

   Determine the Appropriate Classless Addressing Scheme

Using VLSM and Summarization to Satisfy Addressing Requirements in

a LAN/WAN Environment.

   Describe the Technological Requirements for Running

IPv6 in Conjunction with IPv4 (Including Protocols, Dual Stack,

Tunneling, Etc.).

   Describe IPv6 Addresses.

   Identify and Correct Common Problems Associated with

IP Addressing and Host Configurations.

   Review Questions.

   Answer to Review Questions.

Chapter 4 Configure, Verify, and Troubleshoot Basic Router

Operation and Routing on Cisco Devices.

   Describe Basic Routing Concepts (Including Packet

Forwarding and the Router Lookup Process).

   Describe the Operation of Cisco Routers (Including the

Router Bootup Process, POST, and Router Components).

   Select the Appropriate Media, Cables, Ports, and

Connectors to Connect Routers to Other Network Devices and

Hosts.

   Configure, Verify, and Troubleshoot RIPv2.

   Access and Utilize the Router to Set Basic Parameters

(Including CLI/SDM).

   Connect, Configure, and Verify the Operational Status

of a Device Interface.

   Verify Device Configuration and Network Connectivity

Using ping, traceroute, Telnet, SSH, or Other Utilities.

   Perform and Verify Routing Configuration Tasks for a

Static or Default Route Given Specific Routing Requirements.

   Manage IOS Configuration Files (Including Save, Edit,

Upgrade, and Restore).

   Manage Cisco IOS.

   Compare and Contrast Methods of Routing and Routing

Protocols.

   Configure, Verify, and Troubleshoot OSPF.

   Configure, Verify, and Troubleshoot EIGRP.

   Verify Network Connectivity (Including Using ping,

traceroute, and Telnet or SSH).

   Troubleshoot Routing Issues.

   Verify Router Hardware and Software Operation Using

the show and debug Commands.

   Implement Basic Router Security.

   Review Questions.

   Answers to Review Questions.

Chapter 5 Explain and Select the Appropriate Administrative Tasks

Required for a WLAN.

   Describe Standards Associated with Wireless Media

(Including IEEE, Wi-Fi Alliance, and ITU/FCC).

   Identify and Describe the Purpose of the Components in

a Small Wireless Network (Including SSID, BSS, and ESS).

   Identify the Basic Parameters to Configure on a

Wireless Network to Ensure That Devices Connect to the Correct

Access Point.

   Compare and Contrast Wireless Security Features and

Capabilities of WPA Security (Including Open, WEP, and

WPA-1/2).

   Identify Common Issues with Implementing Wireless

Networks (Including Interfaces and Misconfigurations).

   Review Questions.

   Answers to Review Questions.

Chapter 6 Identify Security Threats to a Network and Describe

General Methods to Mitigate Those Threats.

   Describe Today's Increasing Network Security Threats

and Explain the Need to Implement a Comprehensive Security Policy

to Mitigate the Threats.

   Explain General Methods to Mitigate Common Security

Threats to Network Devices, Hosts, and Applications.

   Describe the Functions of Common Security Appliances

and Applications.

   Describe Security Recommended Practices, Including

Initial Steps to Secure Network Devices.

   Review Questions.

   Answers to Review Questions.

Chapter 7 Implement, Verify, and Troubleshoot NAT and ACLs in a

Medium-Sized Enterprise Branch Office Network.

   Describe the Purpose and Types of ACLs.

   Configure and Apply ACLs Based on Network Filtering

Requirements (Including CLI/SDM).

   Configure and Apply ACLs to Limit Telnet and SSH

Access to the Router Using (Including SDM/CLI).

   Verify and Monitor ACLs in a Network

Environment.

   Troubleshoot ACL Issues.

   Explain the Basic Operation of NAT.

   Configure NAT for Given Network Requirements Using

(Including CLI/SDM).

   Troubleshoot NAT Issues.

   Review Questions.

   Answers to Review Questions.

Chapter 8 Implement and Verify WAN Links.

   Describe Different Methods for Connecting to a

WAN.

   Configure and Verify a Basic WAN Serial

Connection.

   Configure and Verify Frame Relay on Cisco

Routers.

   Troubleshoot WAN Implementation Issues.

   Describe VPN Technology (Including Importance,

Benefits, Role, Impact, and Components).

   Configure and Verify a PPP Connection between Cisco

Routers.

   Review Questions.

   Answers to Review Questions.

   Appendix About the Companion CD.

   Index.

　　Todd Lammle, CCSI, CCNA, CCNP, CCSP, CCVP, MCSE, CEH, CHFI, FCC RF Licensed, is the authority on Cisco networking. He has been involved in computers and networking with Fortune 500 companies for over 25 years. Todd is President of GlobalNet Training, Inc., a networking integration and training firm based in Dallas. He is the bestselling author of numerous Cisco books, including all editions of the popular CCNA: Cisco Certified Network Associate Study Guide, with over 600,000 copies in print. He can be reached through his website at www.lammle.com.

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书籍介绍

The leading quick-review guide to the number-one IT certification The Cisco Certified Network Associate (CCNA) certification is the first step for network administrators seeking to advance their careers. Part of the Sybex study-practice-review approach to certification preparation, this concise review guide is organized by exam objective and is the perfect companion to CCNA: Cisco Certified Network Associate Study Guide, 7th Edition. Written by networking authority Todd Lammle, this brand new guide features eight chapters corresponding to the eight domains of the CCNA exam objectives. Also included is an interactive CD with two bonus exams, handy flashcard questions, and a searchable PDF of a Glossary of Terms. Network professionals who hold the CCNA certification generally earn more than coworkers who have not earned the CCNA This guide, by author and trainer Todd Lammle, provides a focused, concise review that works with other learning tools such as CCNA: Cisco Certified Network Associate Study Guide, 7th Edition Covers the eight domains of the exam objectives, including how a network works, configuration, IP addresses, network security threats, and troubleshooting Includes a CD with two bonus exams, handy flashcard questions, and a searchable PDF of a Glossary of Terms CCNA candidates will find this focused review guide greatly improves their chances of success as they tackle the exam.