ccna 1 chapter 5 osi network layer
Tài liệu Chapter 5 - OSI Network Layer CCNA Exploration version 4.0 ppt
... Website: www.bkacad.com 11 Network Layer Fields • bits • Indicates version of IP used • IPv4: 010 0; IPv6: 011 0 H c vi n m ng Bách khoa - Website: www.bkacad.com 12 Network Layer Fields • • bits Indicates ... www.bkacad.com 13 Network Layer Fields • • bits Specifies the level of importance that has been assigned by upper -layer protocol H c vi n m ng Bách khoa - Website: www.bkacad.com 14 Network Layer Fields ... Website: www.bkacad.com 17 Network Layer Fields • • 13 bits Used to help piece together datagram fragments H c vi n m ng Bách khoa - Website: www.bkacad.com 18 Network Layer Fields • bits • Specifies...
Ngày tải lên: 22/12/2013, 13:17
Tài liệu Chapter 8 - OSI Physical Layer CCNA Exploration 4.0 pdf
... 802 .11 b and 802 .11 g standards IEEE 802 .11 b - Operates in the 2.4 GHz frequency band, speed up to 11 Mbps Longer range and better able to penetrate building structures than devices based on 802 .11 a ... the bandwidth of 802 .11 a IEEE 802 .11 n - Is currently in draft form The proposed standard defines frequency of 2.4 Ghz or GHz The typical expected data rates are 10 0 Mbps to 210 Mbps with a distance ... 802 . 15 - Wireless Personal Area Network (WPAN) standard, commonly known as "Bluetooth", uses a device pairing process to communicate over distances from to 10 0 meters • Standard IEEE 802 .16 -...
Ngày tải lên: 22/12/2013, 13:17
Tài liệu Chapter 4 - OSI Transport Layer CCNA Exploration version 4.0 docx
... Transport layer protocol H c vi n m ng Bách khoa - Website: www.bkacad.com 10 TCP Header format: H c vi n m ng Bách khoa - Website: www.bkacad.com 11 TCP Header format: Port number • Source Port 16 ... ng Bách khoa - Website: www.bkacad.com Transport Layer Role and Services • Major functions of the transport layer and the role it plays in data networks – Tracking the individual communication ... Website: www.bkacad.com Transport Layer Role and Services • Explain the purpose of the Transport layer • Enables multiple applications • • to communicate over the network at the same time on a single...
Ngày tải lên: 22/12/2013, 13:17
CCNA Exploration Semester 1-Chapter 5 ppt
... First Look Network 19 2 .16 8 .1. 0/24 Network 19 2 .16 8.2.0/24 19 2 .16 8 .1. 254 /24 C 19 2 .16 8.2.0/24 is direction connected, FastEthernet0 /1 Routers know about: Directly connected networks (C): Network addresses ... that network This is just like a host that is configured with an IP address/mask (coming) 17 -Jul -12 CCNA Exploration Semester 34 Routing – First Look Network 19 2 .16 8 .1. 0/24 Network 19 2 .16 8.2.0/24 ... decimal Network part then host part Here network part (prefix) is 24 bits /24 Length of network part can vary 17 -Jul -12 CCNA Exploration Semester 27 Message to same network 17 -Jul -12 CCNA Exploration...
Ngày tải lên: 01/04/2014, 12:20
Tài liệu Điều khiển hệ thống 1 - Chapter 5 pptx
... thay đổi từ → ∞ Ví dụ: Nghiệm phương trình đặc trưng K thay đổi 1+ K System and Control s+3 =0 ( s + 1) ( s + 2)( s + 4)( s + 5) Ngo Quang Hieu Phương pháp quỹ đạo nghiệm số Định nghĩa Ví dụ:...
Ngày tải lên: 12/12/2013, 16:15
A Prince of Sinners E. Phillips Oppenheim BOOK 1 CHAPTER 5 pptx
Ngày tải lên: 06/07/2014, 02:20
Tài liệu Chapter 1 - Living in a Network Centric World CCNA Exploration 4.0 pptx
... Overview • • • • • • Describe how networks impact our daily lives Describe the role of data networking in the human network Identify the key components of any data network Identify the opportunities ... computer data networks each have their own individual versions of the four basic network elements H c vi n m ng Bách khoa - Website: www.bkacad.com Converged Networks Converged networks • Technology ... these disparate networks onto one platform - a platform defined as a converged network H c vi n m ng Bách khoa - Website: www.bkacad.com Converged Networks • • Intelligent Information Networks: The...
Ngày tải lên: 12/12/2013, 14:15
CCNA INTRO Exam Certification Guide - Part 1 Networking Fundamentals - Chapter 5 pptx
Ngày tải lên: 13/08/2014, 13:21
SANS Institute InfoSec Reading Room: Applying the OSI Seven Layer Network Model To Information Security pptx
... URL:http://mike.passwall.com/networking/netmodels/isoosi7layermodel.html [4] R Feig, “The OSI Reference Model”, Date Unknown, URL:http://www2.rad.com/networks /19 94 /osi/ osi.htm [5] H S Ha, OSI Layer , 2000 URL:http://userpages.umbc.edu/~hha1 /network/ protocol.html ... Delhi, IN Feb 11 , 2 013 - Feb 22, 2 013 Live Event SANS Scottsdale 2 013 Scottsdale, AZUS Feb 17 , 2 013 - Feb 23, 2 013 Live Event SANS Belgium 2 013 Brussels, BE Feb 18 , 2 013 - Feb 23, 2 013 Live Event ... 2 013 - Mar 09, 2 013 Live Event SANS 2 013 Orlando, FLUS Mar 08, 2 013 - Mar 15 , 2 013 Live Event SANS Secure Canberra 2 013 Canberra, AU Mar 18 , 2 013 - Mar 23, 2 013 Live Event SANS Monterey 2 013 ...
Ngày tải lên: 05/03/2014, 21:20
Chapter 19 Network Layer: Logical Addressing potx
... Figure 19 .2 Finding the classes in binary and dotted-decimal notation 19 .12 Example 19 .4 Find the class of each address a 000000 01 000 010 11 000 010 11 111 011 11 b 11 0000 01 10000 011 00 011 011 11 111 111 ... Example 19 .5 the /28 can be represented as 11 111 111 11 111 111 11 111 111 11 110 000 (twenty-eight 1s and four 0s) Find a The first address b The last address c The number of addresses 19 .27 Example 19 .9 ... 0 010 011 1 If we set 32 − 28 rightmost bits to 1, we get 11 0 011 01 00 010 000 0 010 010 1 0 010 111 1 or 2 05 .16 .37.47 This is actually the block shown in Figure 19 .3 19 .24 Note The number of addresses in the...
Ngày tải lên: 06/03/2014, 12:20
Chapter 20 Network Layer: Internet Protocol pot
... Internet as a Datagram Network Internet as a Connectionless Network 20.2 Figure 20 .1 Links between two hosts 20.3 Figure 20.2 Network layer in an internetwork 20.4 Figure 20.3 Network layer at the source, ... 20 -1 INTERNETWORKING In this section, we discuss internetworking, connecting networks together to make an internetwork or an internet Topics discussed in this section: Need for Network Layer ... Maximum transfer unit (MTU) 20. 25 Table 20 .5 MTUs for some networks 20.26 Figure 20 .10 Flags used in fragmentation 20.27 Figure 20 .11 Fragmentation example 20.28 Figure 20 .12 Detailed fragmentation...
Ngày tải lên: 06/03/2014, 12:20
Chapter 21 Network Layer: Address Mapping, Error Reporting, and Multicasting pdf
... such as 12 7.0.0.0 or 0.0.0.0 21. 17 Figure 21. 10 Contents of data field for the error messages 21. 18 Figure 21. 11 Redirection concept 21. 19 Figure 21. 12 Query messages 21. 20 Figure 21. 13 Encapsulation ... Encapsulation Netstat Utility 21. 31 Figure 21. 16 IGMP message types 21. 32 Figure 21. 17 IGMP message format 21. 33 Table 21. 1 IGMP type field 21. 34 Figure 21. 18 IGMP operation 21. 35 Note In IGMP, a membership ... these addresses 21. 8 Figure 21. 5 Example 21. 1, an ARP request and reply 21. 9 Figure 21. 6 Proxy ARP 21. 10 Figure 21. 7 BOOTP client and server on the same and different networks 21. 11 Note DHCP provides...
Ngày tải lên: 06/03/2014, 12:20
Chapter 22 Network Layer: Delivery, Forwarding, and Routing ppt
... address The result is 18 0.70. 65 .12 8, which does not match the corresponding network address The second mask (/ 25) is applied to the destination address The result is 18 0.70. 65 .12 8, which matches ... has 256 addresses, and the mask is / 24 There is a sense of hierarchy in this configuration All routers in the Internet send a packet with destination address 12 0 .14 .64.0 to 12 0 .14 .12 7. 255 to ... Example 22 .1 Make a routing table for router R1, using the configuration in Figure 22.6 Solution Table 22 .1 shows the corresponding table 22 .10 Figure 22.6 Configuration for Example 22 .1 22 .11 Table...
Ngày tải lên: 06/03/2014, 12:20
CCNA Exploration Semester 1-Chapter 1 docx
... these disparate networks onto one platform - a platform defined as a converged network 34 Converged Networks 35 Architecture of the Internet Network Architecture A fault tolerant network is one ... the establishment of operation policies and procedures related to the network. ” 30 Devices on a network 31 Network Medium 32 Network Applications and Protocols Some other applications: DNS, DHCP, ... changing to keep up with the evolution of this global network Network Centric World Using Networks in our lives Using Networks in our work Networks are no longer just a luxury, but a necessity...
Ngày tải lên: 01/04/2014, 12:20
CCNA Exploration Semester 1-Chapter 6 pptx
... 11 000000 10 1 010 00 00 010 1 01 00000000 The router needs to this for every packet 23-Jul -12 13 Logical AND 19 2 16 8 21 17 11 000000 10 1 010 00 00 010 1 01 00 010 0 01 255 255 255 11 111 111 11 111 111 11 111 111 ... 255 255 255 11 111 111 11 111 111 11 111 111 00000000 23-Jul -12 12 Find the network address 19 2 16 8 21 17 11 000000 10 1 010 00 00 010 1 01 00 010 0 01 In a network address, all the host bits are 19 2 16 8 21 110 00000 ... 010 0 011 0 Subnet mask 11 000000 19 2 255 . 255 . 255 .19 2 Network 010 00000 64 19 2 .16 8 .1. 64 Broadcast 011 111 11 127 19 2 .16 8 .1. 127 First host 010 000 01 65 19 2 .16 8 .1. 65 Last host 011 111 10 12 6 19 2 .16 8 .1. 126...
Ngày tải lên: 01/04/2014, 12:20