CompTIA Network+ Certification Study Guide part 1 pps

... Objectives 14 1 Exam Objectives Fast Track 14 2 Exam Objectives Frequently Asked Questions 14 5 Self Test 14 6 Self Test Quick Answer Key 15 0 CHAPTER 4 Switching 15 1 Introduction 15 1 Understanding ... Understanding Switches 15 2 Basic Switches 15 4 Multilayer Switches 15 5 Content Switches 15 6 Advanced Features of a Switch 15 7 Summary of Exam Objectives 16 1 Exam...

Ngày tải lên: 04/07/2014, 13:20

... while 10 BaseT, 10 0BaseTX, and 10 00BaseT use UTP cabling. Finally, we also discussed various standards used for fiber-optic networks, including 10 BaseFL, 10 0BaseFX, 10 0BaseSX, 10 00BaseLX, and 10 00BaseCX. Connectors ... sonar. Exam Objectives Fast Track 91 Media Standards 10 Base2 uses coaxial cabling to transmit data at speeds of 10 Mbps  across cable segments that are up...

Ngày tải lên: 04/07/2014, 13:21

... one.) FIGURE 2 .13 CHAPTER 2: Network Media 98 SELF TEST QUICK ANSWER KEY B1. A2. B3. D4. B5. B6. D7. C8. C9. A10. C 11. B12. C13. C14. D15. CHAPTER 3: Network Devices 10 2 or cascaded ... two pairs of a Category 5 UTP cable. A. 10 BaseT B. 10 0BaseFL C. 10 0BaseTX D. 10 0BroadT4 You work as a network technician for 12 3 LLC. You need to check 15 . the electrica...

Ngày tải lên: 04/07/2014, 13:21

... 802 .11 g devices are able to automatically switch to QPSK to communicate with 802 .11 b devices. 802 .11 g has advantages over 802 .11 a in terms of providing backward compatibility with 802 .11 b; ... technologies such as 802 .11 b and 802 .11 g. This high hop rate causes all-band interference on these 802 .11 networks and can, in some cases, completely prevents an 802 .11 wireless net...

Ngày tải lên: 04/07/2014, 13:21

... include HomeRF, Bluetooth, 802 .11 n, 802 .11 g, 802 .11 b, and 802 .11 a networks. The most common type of WLAN in use today is based on the IEEE 802 .11 g standard. The 802 .11 b standard defines the operation ... Furthermore, unlike 802 .11 b networks, they do not use DSSS. 802 .11 g uses the same ISM frequencies as 802 .11 b and is backward compatible with 802 .11 b devices. The 802 .1...

Ngày tải lên: 04/07/2014, 13:21

... gateway for your network. Also, you need to understand that logical addressing (such as the 10 .1. 1 .1 255.255.255.0 address being assigned to the router on the LAN as the default gateway) is ... Microsoft Model Prior to the release of Windows NT 3 .1, users who wanted to connect to a network had to obtain the TCP/IP protocol suite from a third party and install it. TCP/IP did not come...

Ngày tải lên: 04/07/2014, 13:21

... cabling, 10 Base5, 10 Base2 technologies, Bus networking topologies, and so on. It still holds true today that you should know about these technologies for the exam, so do not overlook studying ... architecture and correlates to Layers 1 and 2 in the OSI model. Figure 6 .11 shows the mapping of layers from the OSI FIGURE 6 .10 The DoD Networking Model. CHAPTER 6: The OSI Model and Net...

Ngày tải lên: 04/07/2014, 13:21

... they are Private address ranges? A. 11 .0.0.0 to 11 .255.255.255.255 B. 13 7 .1. 0.0 to 13 7 .1. 255.255 C. 19 1.4.0.0 to 19 1.4.255.255 D. 19 2 .16 8.5.0 to 19 2 .16 8.5.255 You have a user who cannot get ... from 19 2 .16 8 .1. 0 to 10 .1. 1.0. Address Block Classful Equivalent Prefix Length Number of Addresses 10 .0.0.0 10 .255.255.255 1 Class A 256 Class B 65,536 Cla...

Ngày tải lên: 04/07/2014, 13:21

... Orifice 313 37 and 313 38 (modifiable) Back Orifice 2000 8787, 54320, and 543 21 (modifiable) OpwinTrojan 10 000 and 10 005 SubSeven 12 43, 19 99, 2773, 2774, 6667, 6 711 , 6 712 , 6 713 , 6776, 7000, 7 215 , 16 959, ... Port 21 FTP Active Mode Data Port 22 Secure Shell (SSH) 23 Telnet 25 Simple Mail Transfer Protocol (SMTP) 80 HTTP 11 0 Post Office Protocol 3 (POP3) 11 9 Network News T...

Ngày tải lên: 04/07/2014, 13:21

... netbios-ssn 445/tcp Open printer 910 0/tcp Open jetdirect 911 1/tcp Open DragonIDSConsole 915 2/tcp Open ms-sql2000 Interesting ports on (19 2 .16 8 .1. 19): (The 1, 594 ports scanned but not shown below are in ... 4 21 Interesting ports on (19 2 .16 8 .1. 18): (The 1, 594 ports scanned but not shown below are in state: filtered) Port State Service 80/tcp Open http 13 9/tcp Open netbios...

Ngày tải lên: 04/07/2014, 13:21