CompTIA Network+ Certification Study Guide part 19 potx

... authentication B. Port mirroring C. VLAN D. Trunking You want to have computers in different buildings to be part of the 12. same broadcast domain, so that when a computer sends a broad- cast message, all ... when they leave to a new facility or area of a building. Cabling installations are considered part of the cost of the move and are essentially tossed out. With a wireless netwo...

Ngày tải lên: 04/07/2014, 13:21

... this chapter, we look at the networking models that provide guidelines for vendors of networking products, including the early Depart- ment of Defense (DoD) model as well as the International ... all ports, as a physical layer hub does. Bridges provide a way to segment a network into two parts and filter traffic by building tables that define which computers are located on which side ......

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... Telnet Port 25 maps to SMTP Port 53 maps to DNS Port 80 maps to HTTP Port 110 maps to POP3 Port 119 maps to NNTP Port 123 maps to NTP Port 143 maps to IMAP4 Port 443 maps to HTTPS Port ... with one notable exception. CHAPTER 6: The OSI Model and Networking Protocols 280 There are two parts to the data link layer: the LLC and the MAC sublayers. TCP/IP does not implement th...

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... the Sarbanes-Oxley Act and the Health Insurance Portability and Accountabil- ity Act of 199 6 (HIPAA) guidelines may refer to CIA as “confidentiality, integrity, and authentication.” CHAPTER ... into disclosing it, to high-tech monitor- ing of communications between parties to intercept the key as it is passed between parties. However the code is acquired, once it is in a nontrusted Netwo...

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... achieve CHAPTER 9: Security Standards and Services 436 party’s hands, it can be used to falsely authenticate and identify someone as a valid party, forging false communications or using the user’s ... control of them. Tokens provide an extremely high level of authentication because of the multiple parts they use to verify the identity of the user. Token technology is currently regarded a...

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... as part of the policy. Answer B is incorrect because this type of written policy is not part of the authorization process. In addition, authorization is not included in the acronym AAA per CompTIA s ... access resources, it is considered part of access control. Incorrect answers and explanations: Answer A is incorrect because this type of written policy is not part of the authent...

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... equivalent privacy (WEP), 191 193 , 208, 209 configuring, 217– 219 creating privacy with, 193 195 encryption process in IEEE 802.11, 194 implementations, 193 protocol, 185, 191 Wireless access point ... 189 authentication in, 195 –200 control frames, 190 data frames, 190 management frames, 190 WEP encryption process in, 194 wireless networks, 181 802.11i authentication, 19...

Ngày tải lên: 04/07/2014, 13:20

... 01803 CompTIA Network+ Certification Study Guide Copyright © 2009 by Elsevier, Inc. All rights reserved. Printed in the United States of America. Except as permitted under the Copyright Act of 197 6, ... Data CompTIA Network+ certification study guide / Robert J. Shimonski [et al.]. — 2nd ed. p. cm. Includes index. ISBN 978-1-59749-429-8 (pbk. : alk. paper) 1. Computer netwo...

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... technical editor for Security+ Study Guide and DVD Training System, (ISBN: 978-1-931836-72-2, Syngress), lead author and technical editor for Network+ Study Guide & Practice Exams: Exam ... taking the Network+ exam. Doing so provided a method of shar- ing information and possibly opened avenues to accessing important resources. Computers are the same; they can be standalon...

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... name such as microsoft.com. In 198 4, DNS became part of ARPANet, and would eventually play a major part resolving domain names on the Internet. Also during the mid -198 0s, the backbone of the Internet ... originates in the 197 0s, when Steve Jobs and Steve Wozniak incorporated their company on April Fools Day of 197 6, and introduced the Apple II the next year. It wasn’t until th...

Ngày tải lên: 04/07/2014, 13:20