cisco ccna security chapter 2 exam answers
Cryptography and Network Security Chapter 2 pdf
... decryptions/µs 32 2 32 = 4.3 × 109 23 1 µs = 35.8 minutes 2. 15 milliseconds 56 25 6 = 7 .2 × 1016 25 5 µs = 11 42 years 10.01 hours 128 21 28 = 3.4 × 1038 21 27 µs = 5.4 × 1 024 years 5.4 × 1018 years 168 21 68 = ... y z 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 then c p = = have Caesar cipher as: E(p) D(c) = = (p (c + – k) k) mod mod (26 ) (26 ) Cryptanalysis of Caesar Cipher only have 26 possible ... × 1 024 years 5.4 × 1018 years 168 21 68 = 3.7 × 1050 21 67 µs = 5.9 × 1036 years 5.9 × 1030 years 26 ! = × 1 026 × 1 026 µs = 6.4 × 10 12 years 26 characters (permutation) 6.4 × 106 years Classical...
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Cisco Certified Network Associate 2.0 CCNA 2.0 Version 3.0
... 00:00:10, Serial0 1 92. 168.5.0 /24 [ 120 /15] via 1 92. 168 .2. 2, 00:00:10, Serial0 1 92. 168.6.0 /24 [ 120 /15] via 1 92. 168 .2. 2, 00:00:10, Serial0 1 92. 168.7.0 /24 [ 120 /1] via 1 92. 168 .2. 2, 00:00:10, Serial0 ... 1 92. 168.1.0 /24 is directly connected, Ethernet0 1 92. 168 .2. 0 /24 is directly connected, Serial0 1 92. 168.3.0 /24 [ 120 /1] via 1 92. 168 .2. 2, 00:00:10, Serial0 1 92. 168.4.0 /24 [ 120 /15] via 1 92. 168 .2. 2, ... 1 92. 168.3.0 /24 [ 120 /1] via 1 92. 168 .2. 2, 00:00:10, Serial0 R 1 92. 168.11.0 /24 [ 120 /7] via 1 92. 168.9.1, 00:00:03, Serial1 C 1 92. 168.1.0 /24 is directly connected, Ethernet0 R 1 92. 168.5.0 /24 [ 120 /15]...
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Cisco CCNA Certification knowledge to pass the exam
... function Example of Frame Relay map command: #int s).16 #encap frame relay ietf #no inverse-arp #ip address 1 72. 16.30.1 25 5 .25 5 .25 5.0 #frame relay map ip 1 72. 16.30.17 30 cisco broadcast Example ... following: Ethernet0 is up, line protocol is up Internet address is 1 72. 16.50.10 25 5 .25 5 .25 5.0 Broadcast address is 25 5 .25 5 .25 5 .25 5 Also many other interface details (33) List required IPX addresses and ... address 1 72. 16.50.10 25 5 .25 5 .25 5.0 Router(config-if)#no shut ( 32) Verify IP addresses Router#sh ip int e0 will display the following: Ethernet0 is up, line protocol is up Internet address is 1 72. 16.50.10...
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Tài liệu Cisco CCNA Exam #640-507 Certification Guide docx
... IOS Image to Load 50 Scenario 2- 1 61 Questions on Scenario 2- 1 62 Scenario 2- 2 63 Questions on Scenario 2- 2 48 63 Scenario 2- 1 Answers 66 Scenario 2- 2 Answers 66 Chapter OSI Reference Model & ... you to the next step ch 02. fm Page 22 Monday, March 20 , 20 00 4:57 PM 22 Chapter 2: Cisco Internetwork Operating System (IOS) Fundamentals Figure 2- 1 How to Use This Chapter "Do I Know This Already?" ... (VTP) 194 Chapter Network Protocols 21 0 How to Best Use This Chapter 21 1 “Do I Know This Already?” Quiz 21 2 TCP/IP Protocols 21 7 Transmission Control Protocol 21 7 User Datagram Protocol 22 4 Address...
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Tài liệu Chapter 2 - Communicating over the Network CCNA Exploration 4.0 docx
... underlying communication network Some examples of end devices are: – Computers (work stations, laptops, file servers, web servers) – Network printers – VoIP phones – Security cameras – Mobile handheld ... internetwork Examples of intermediary network devices are: – Network Access Devices (Hubs, switches, and wireless access points) – Internetworking Devices (routers) – Communication Servers and Modems – Security ... Classify and direct messages according to QoS priorities – Permit or deny the flow of data, based on security settings H c vi n m ng Bách khoa - Website: www.bkacad.com Networking Media • Communication...
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Tài liệu Cisco CCNA Exam #640-507 Certification Guide pdf
... IOS Image to Load 50 Scenario 2- 1 61 Questions on Scenario 2- 1 62 Scenario 2- 2 63 Questions on Scenario 2- 2 48 63 Scenario 2- 1 Answers 66 Scenario 2- 2 Answers 66 Chapter OSI Reference Model & ... you to the next step ch 02. fm Page 22 Monday, March 20 , 20 00 4:57 PM 22 Chapter 2: Cisco Internetwork Operating System (IOS) Fundamentals Figure 2- 1 How to Use This Chapter "Do I Know This Already?" ... (VTP) 194 Chapter Network Protocols 21 0 How to Best Use This Chapter 21 1 “Do I Know This Already?” Quiz 21 2 TCP/IP Protocols 21 7 Transmission Control Protocol 21 7 User Datagram Protocol 22 4 Address...
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Tài liệu Cisco: CCNA® 3.0 (Cisco® Certified Network Associate 3.0) Exam 640-607 - Version 6.0 docx
... requirements.) 21 certify.com 29 640-607 NUMBER OF BITS SUBNET MASK 25 5 .25 5 .25 5.1 92 255 .25 5 .25 5 .22 4 25 5 .25 5 .25 5 .24 0 25 5 .25 5 .25 5 .24 8 25 5 .25 5 .25 5 .25 2 NUMBER OF SUBNETS 14 30 62 NUMBER OF HOSTS 62 30 14 ... Press: 20 00) pages 164 – 165 Q .27 What is the network address for a host with the IP address 123 .20 0.8.68 /28 ? A 123 .20 0.8.0 B 123 1 .20 0.8. 32 C 123 .20 0.8.64 D 123 .20 0.8.65 E 123 .20 0.8.31 F 123 .20 0.8.1 ... twenty-eight subnets Which subnet mask should you use? A 25 5 .25 5.0 .28 B 25 5 .25 5 .25 5.0 C 25 5 .25 5 .25 5 .28 D 25 5 .25 5 .25 5 .24 8 E 25 5 .25 5 .25 5 .25 2 Answer: D Explanation: We need to expand the class C subnet...
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![ccna security official exam certification guide [exam 640-553]](https://media.store123doc.com/images/document/14/rc/fp/small_fpp1395720519.jpg)
ccna security official exam certification guide [exam 640-553]
... Table Updates 22 8 Port Security Configuration 22 8 Configuration Recommendations 23 1 Cisco Identity-Based Networking Services 23 2 Introduction to Cisco IBNS 23 2 Overview of IEEE 8 02. 1x 23 4 Extensible ... Infrastructure 20 5 Chapter Securing Layer Devices 20 7 Chapter Implementing Endpoint Security Chapter Providing SAN Security Chapter Exploring Secure Voice Solutions 25 1 27 9 29 7 Chapter 10 Using Cisco ... Endpoint Security 25 1 “Do I Know This Already?” Quiz 25 1 Foundation Topics 25 4 Examining Endpoint Security 25 4 Defining Endpoint Security 25 4 Examining Operating System Vulnerabilities 25 5 Examining...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 110 ppt
... NICs, 22 5 22 6 data centers, 54–55 Ethernet 10-Gbps, 347–353 10-Mbps, 317, 320 10BASE2, 321 – 322 10BASE5, 320 – 321 10BASE-T, 322 – 323 , 325 – 326 , 328 100-Mbps, 328 – 329 100BASE-FX, 3 32 334 100BASE-T, 329 –3 32 ... 11 02. book Page 1063 Tuesday, May 20 , 20 03 2: 53 PM Layer 1063 bridges, 82 cabling, 20 5 20 6 comparing with WANs, 511 connection devices bridges, 21 8 21 9 hubs, 21 7 repeater, 21 6 switches, 22 1 22 2 ... domains, 29 0 29 9 collisions, 27 9 28 1 connector requirements, 20 8 data flow, 300, 3 02 error handling, 27 7 27 9 FCS errors, 28 4 frames, 25 9 26 5 framing, 26 2 full-duplex, 360 future of, 354–355 ghosts, 28 5...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 1 doc
... Wednesday, May 21 , 20 03 11:31 AM ii Cisco Networking Academy Program CCNA and Companion Guide Third Edition Cisco Systems, Inc Cisco Networking Academy Program Copyright © 20 03 Cisco Systems, ... 11 02. book Page vi Tuesday, May 20 , 20 03 2: 53 PM vi Chapter 18 Basic Router Troubleshooting 787 Chapter 19 Intermediate TCP 815 Chapter ... 553 Chapter 12 Router Configuration 587 Chapter 13 Learning About Neighboring and Remote Devices 621 Chapter 14 Managing Cisco IOS Software...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 2 pptx
... 419 11 02. book Page xiv Tuesday, May 20 , 20 03 2: 53 PM xiv Key Terms 421 Review Questions 422 Chapter Routing ... 11 02. book Page xii Tuesday, May 20 , 20 03 2: 53 PM xii Ethernet Timing 27 2 Interframe Spacing and Backoff 27 5 Error Handling ... 320 10BASE2 321 10BASE-T 322 10BASE-T Architecture 326 100BASE-TX ...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 3 pdf
... number system to another This chapter corresponds to the Module content from the CCNA online curriculum 11 02. book Page xxix Tuesday, May 20 , 20 03 2: 53 PM xxix ■ Chapter 2, “Networking Fundamentals,” ... the Cisco Networking Academy Program Kevin Warner Senior Director, Marketing Worldwide Education Cisco Systems, Inc 11 02. book Page xxvii Tuesday, May 20 , 20 03 2: 53 PM xxvii Introduction Cisco ... STP switch port states This chapter corresponds to the Module and content from the CCNA online curriculum 11 02. book Page xxx Tuesday, May 20 , 20 03 2: 53 PM xxx ■ Chapter 7, “TCP/IP Protocol Suite...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 4 pptx
... 11 02. book Page Tuesday, May 20 , 20 03 2: 53 PM 11 02. book Page Tuesday, May 20 , 20 03 2: 53 PM Part I CCNA 1: Networking Basics Chapter Introduction to Networking Chapter Networking Fundamentals Chapter ... easy-to-use graphical user interface ■ Chapter- by -chapter activities and resources ■ Information and activities not found online 11 02. book Page xxxiii Tuesday, May 20 , 20 03 2: 53 PM xxxiii ■ Accurate and ... Routing Fundamentals and Subnets Chapter TCP/IP Transport and Application Layer 11 02. book Page Tuesday, May 20 , 20 03 2: 53 PM Objectives Upon completion of this chapter, you will be able to ■ Identify...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 5 pps
... adapter for a wireless local-area network (WLAN) Figure 1-5 PC Card 11 11 02. book Page 12 Tuesday, May 20 , 20 03 2: 53 PM 12 Chapter 1: Introduction to Networking Network Interface Cards As shown in ... 11 02. book Page 10 Tuesday, May 20 , 20 03 2: 53 PM 10 Chapter 1: Introduction to Networking Figure 1-4 Expansion Slot Motherboard ... card Desktop systems can use a built-in or adapter card-type NIC 13 11 02. book Page 14 Tuesday, May 20 , 20 03 2: 53 PM 14 Chapter 1: Introduction to Networking Situations that require NIC installation...
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