CompTIA Network+ Certification Study Guide part 22 doc

... most effective techniques in attacking a wireless network, whether it’s to map the network as part of a target reconnaissance, to grab passwords, or to capture unencrypted data. Sniffing is ... the SSID, the channel, and the manufacturer of the wireless AP. There are a few things that are particularly noteworthy about this session. The first is that a couple of APs are still configured

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... 181–182 Wireless DMZs (WDMZ), 224 Wireless encryption protocol (WEP), 461, 463 Wireless hub, 172 Wireless local area networks (WLANs), 173, 179, 185, 192, 221 , 222 , 224 Wireless media, 86 Wireless ... 506–507 change control documentation, 483–484 documentation types, 479–481 documenting configurations, 481–483 load balancing, 501 network monitoring, 493–504, 507–508 notification d...

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... more immune to interference the signal becomes. If part of the transmis- sion is corrupted, the data can still be recovered from the remaining part of Note One megahertz represents 1 million cycles ... the MAC layer is particularly noteworthy and has significant consequences for the security of wireless net- works. This means that data at the higher levels of the OSI model, particu- lar...

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... com- bined with the zip code is a unique combination that identifies a particular house or building just as an IP address identifies a particular host. Figure 7.3 illustrates this concept. Large networks ... Class E addresses, which are considered experimental at this time. In addition, there are several guidelines regarding allowable or legal addresses for network IDs and for host IDs. As...

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... included (as you’ll recall, the physical or HEAD OF THE CLASS… Network+ Exam is Focused on TCP/IP … Period. For those of you taking the Network+ exam, you will need to know TCP/IP in detail. It’s ... in detail. It’s the most commonly used protocol today and the most tested on the exam. On the Network+ exam, the term IPX/SPX (as well as the others) will come up a lot so it may appea...

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... performing a security audit for a company to determine 3. their risk from various attack methods. As part of your audit, you work with one of the company’s employees to see what activities he performs ... various authentication methods. One of the methods being described uses a time-stamped ticket as part of its methodology. Which authentication method would match this description? A...

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... policy, procedures, configurations, and using regulations are all a part of configuration management documentation. What should I document? Well, many network managers and engineers have varying ... resulting from a change. In such cases, the change documentation can be used as a reference for backtracking the steps taken. The procedures you document are a valuable resource when you are...

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... and other more advanced tools that won’t necessarily appear on the Network+ exam, but can still be used to troubleshoot a particular problem. Utilizing the ping Command The ping command, which ... OF THE CLASS… Understanding ICMP The ICMP is documented in RFC 792, which you can read online at www.freesoft.org/CIE/RFC/ 792/index.htm. ICMP is part of the TCP/IP proto- col suite that ope...

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... [-h] dig [global-queryopt ] [query ] CHAPTER 11: Network Troubleshooting Tools 550 use a particular route. This is particularly useful if you’re creating multiple routes to the same network as a fault ... root server being used.  set srchlist=N1[/N2/ /N6] Sets the DNS domains used to search for a particular host.  set retry=X Sets the number of retries.  set timeout=X Sets the initial...

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... This chapter will help you to put together all of the concepts you’ve learned throughout this study guide, to help you use them in troubleshooting real-world issues that you might encounter on ... LAYER 614 INTRODUCTION Congratulations! You’ve made it almost all the way through the Network+ exam preparation guide. You’ve learned all about the physical and logical components that mak...

Ngày tải lên: 04/07/2014, 13:21