By Michael Valentine
CCNA® examination Cram
Third Edition
Michael Valentine
Andrew Whitaker
Exam 640-802
The good way to Study™
“The CCNA examination is hard and that i shouldn't have handed it if i didn't have this e-book with me. The CCNA examination Cram is an essential source that guided me from the creation of networking basics to the applying of networking theories. no matter if you must study from scratch or simply desire a fast reference, this booklet is a superb consultant that may certainly make stronger your wisdom of Cisco networking and get ready you for the CCNA.” –Vincent Gov, CCNA
In this e-book, you learn the way to:
- Develop excellent fluency in subnetting
- Connect Cisco® apparatus, make preliminary configurations, and attach to different units to construct a network
- Configure Cisco routers and again up and restoration your Cisco IOS® software program configurations
- Explain the services of Ethernet switching and the Spanning Tree Protocol (STP)
- Configure PPP and body Relay for WAN connectivity
- Understand and observe instant LAN concepts
- Mitigate community safety threats and safe community devices
- Build scalable routed structures utilizing dynamic routing protocols together with RIPv2, EIGRP, and OSPF
- Create VLANs and distribute VLAN details utilizing the VLAN Trunking Protocol (VTP)
- Filter site visitors from one community to a different with entry keep an eye on lists (ACL)
- Understand and enforce IPv6
Deploy community deal with Translation (NAT)
WRITTEN through CCNA Experts!
Mike Valentine has been within the IT box for 12 years, targeting community layout and implementation. he's presently a Cisco coach with Skyline complex know-how prone and focuses on Cisco Unified Communications guideline in addition to CCNA® and CCNP® courses.
Andrew Whitaker is the director of firm InfoSec and networking and senior education teacher for education Camp. He has completed a number of Cisco certifications and has written on a number of Cisco topics.
CD good points new simulation questions!
This e-book contains a CD-ROM that features:
- Complete assurance of CCNA examination objectives
- Realistic examination questions for powerful practice
- Detailed causes of right and mistaken answers
- Multiple examination modes
- Flash Card format
An digital reproduction of the book
Read Online or Download CCNA Exam Cram (Exam 640-802) PDF
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Additional resources for CCNA Exam Cram (Exam 640-802)
Example text
All of which 55 Chapter 3. Concepts in IP Addressing Terms You'll Need to Understand: Binary Hexadecimal Decimal Octet IP address Subnet Mask Subnet Host Increment Techniques You'll Need to Master: Identifying Address Class and Default Mask Determining Host Requirements Determining Subnet Requirements Determining the Increment Introduction The CCNA exam(s) require a perfect fluency in subnetting. Success requires speed and accuracy in answering the many questions you will see on this topic. The key to this level of fluency is practiceâ you must work at your skills until they become second nature.
The three-layer hierarchical model describes the major functional roles in any network and provides a basis for understanding and troubleshooting scalable networks. 1 shows a representation of the three-layer model with switches and routers in their typical layers. The following sections describe each layer in more detail. 1. The three-layer hierarchical model. Access Layer The access layer is the point that connects end users to the network. This can be achieved by a hub or switch to which PCs are connected, a wireless access point, a remote office connection, a dial-up service, or a VPN tunnel from the Internet into the corporate network.
The packet is decapsulated, and the segment is sent up to Layer 4. • At Layer 4, the destination port in the segment header is checked and the segment is decapsulated. The data is sent to the correct upper layer application. Depending on the application, it might go directly to Layer 7 or through 5 and 6. 48 49 This process of encapsulation, transmission, and decapsulation makes data flow in an organized and manageable fashion down the OSI stack on the sender, across the transmission media, and up the OSI stack on the receiving host.
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