cisco networking academy ccna exploration 2

... routers. The Cisco 25 00 is designed for small offices and other remote sites and runs the Cisco IOS software. Sometimes called the Cisco Access Server 25 00 series. Cisco 4000 Any of the Cisco 4000 ... AppleTalk zone See zone. C - 27 CCNA 1-4 v 3.0 – Glossary Copyright  20 03, Cisco Systems, Inc. Cheapernet Industry term used to refer to the IEEE 8 02. 3 10BASE2 standard or the cable specified ... other remote sites. The Cisco 1000 series includes an ISDN router, an asynchronous router, and LAN extenders. See also LAN Extender. Cisco 25 00 Any of the Cisco 25 00 series routers and access...

Ngày tải lên: 04/11/2013, 16:15

... 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 1000-Mbps, 337–339 1000BASE-LX, 3 42 344 1000BASE-SX, 3 42 345 1000BASE-T, ... fields, 26 4 26 5 Ethernet II, 26 3 26 4 FCS errors, 28 4 ghosts, 28 5 IEEE 8 02. 3, 26 2 interframe spacing, 27 5 long, 28 3 retransmissions, calculating, 27 6 runts, 28 4 short, 28 3 structure, 26 2 frequency, ... 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 connectivity, NICs, 22 5 22 6 data centers, 54–55 Ethernet 10-Gbps,...

Ngày tải lên: 04/07/2014, 18:20

... 11 02. book Page iv Tuesday, May 20 , 20 03 2: 53 PM Cisco Networking Academy Program CCNA 1 and 2 Companion Guide Third Edition Cisco Systems, Inc. Cisco Networking Academy Program Cisco Press 20 1 ... 11 02. book Page ix Tuesday, May 20 , 20 03 2: 53 PM ii Cisco Networking Academy Program CCNA 1 and 2 Companion Guide Third Edition Cisco Systems, Inc. Cisco Networking Academy Program Copyright â 20 03 ... Indiana 4 629 0 USA www.ciscopress.com 11 02. book Page i Tuesday, May 20 , 20 03 2: 53 PM viii Chapter 2 Networking Fundamentals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43 Networking...

Ngày tải lên: 04/07/2014, 18:20

... . . . . .21 8 Switches. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 1 Wireless Networking Media . . . . . . . . . . . . . . . . . . . . . . . . .22 2 Host LAN ... . . . . . . 22 5 Workstation and Server Relationships. . . . . . . . . . . . . . . . . . . .22 6 Peer-to-Peer Networks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 7 Client/Server ... .7 12 Maintaining Routing Information Through Distance Vector Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 12 11 02. book Page xviii Tuesday, May 20 , 20 03 2: 53...

Ngày tải lên: 04/07/2014, 18:20

... Serial Line: Switched Serial IBM Mainframe 11 02. book Page xxiii Tuesday, May 20 , 20 03 2: 53 PM xxvii Introduction Cisco Networking Academy Program CCNA 1 and 2 Companion Guide, Third Edition, supplements ... this book and the Cisco Networking Academy Program. Kevin Warner Senior Director, Marketing Worldwide Education Cisco Systems, Inc. 11 02. book Page xxvi Tuesday, May 20 , 20 03 2: 53 PM xxviii Book ... content from the CCNA 1 online curriculum. 11 02. book Page xxviii Tuesday, May 20 , 20 03 2: 53 PM xxix ■ Chapter 2, Networking Fundamentals,” introduces some of the terminology used by networking...

Ngày tải lên: 04/07/2014, 18:20

... 11 02. book Page 2 Tuesday, May 20 , 20 03 2: 53 PM xxxi ■ Chapter 14, “Managing Cisco IOS Software,” examines the stages of the router boot sequence. It also covers how to use a variety of Cisco ... number to a hexadecimal number 11 02. book Page 4 Tuesday, May 20 , 20 03 2: 53 PM 8 Chapter 1: Introduction to Networking Figure 1-1 Central Processing Unit Figure 1 -2 Floppy Disk Drive ■ Microprocessor—A ... floppy disks (see Figure 1 -2) . ■ Hard disk drive—Reads and writes data on a hard disk. The primary storage device in the computer. 11 02. book Page 7 Tuesday, May 20 , 20 03 2: 53 PM xxxiii ■ Accurate...

Ngày tải lên: 04/07/2014, 18:20

... connection, host name, MAC (Layer 2) address, and network (Layer 3) address. 11 02. book Page 15 Tuesday, May 20 , 20 03 2: 53 PM 12 Chapter 1: Introduction to Networking Network Interface Cards As ... performs e-mail, file transfers, and other functions 11 02. book Page 17 Tuesday, May 20 , 20 03 2: 53 PM 10 Chapter 1: Introduction to Networking Figure 1-4 Expansion Slot Motherboard Components The ... widely used until the early 1980s, and the transfer of 11 02. book Page 14 Tuesday, May 20 , 20 03 2: 53 PM 16 Chapter 1: Introduction to Networking determine if there is connectivity to a destination....

Ngày tải lên: 04/07/2014, 18:20

... Exponent 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 0 Place Value 128 64 321 68 421 Example: 10110 00010110 11 02. book Page 23 Tuesday, May 20 , 20 03 2: 53 PM 24 Chapter 1: Introduction to Networking Example: 1A2C = ... values. 11 02. book Page 28 Tuesday, May 20 , 20 03 2: 53 PM Bits, Bytes, and Measurement Terms 25 Figure 1-10 Decimal-to-Binary Conversion Process 11 02. book Page 25 Tuesday, May 20 , 20 03 2: 53 PM 26 Chapter ... Bits, Bytes, and Measurement Terms 23 Example: 10110 = (1 ∗ 2 4 = 16) + (0 ∗ 2 3 = 0) + (1 ∗ 2 2 = 4) + (1 ∗ 2 1 = 2) + (0 ∗ 2 0 = 0) = (16 + 0 + 4 + 2 + 0) = 22 If the binary number (10110)...

Ngày tải lên: 04/07/2014, 18:20

... 0 0001 1 1 0010 2 2 0011 3 3 0100 4 4 0101 5 5 0110 6 6 0111 7 7 1000 8 8 1001 9 9 1010 A 10 1011 B 11 1100 C 12 1101 D 13 1110 E 14 1111 F 15 11 02. book Page 29 Tuesday, May 20 , 20 03 2: 53 PM Summary ... hosts. floppy disk drive Reads and writes to floppy disks. 11 02. book Page 35 Tuesday, May 20 , 20 03 2: 53 PM 38 Chapter 1: Introduction to Networking power cord Connects an electrical device to an ... easily be installed and used as part of a web browser. 11 02. book Page 37 Tuesday, May 20 , 20 03 2: 53 PM 34 Chapter 1: Introduction to Networking ■ Computers can recognize and process data only...

Ngày tải lên: 04/07/2014, 18:20

... Site Company B Extranet Intranet Company A Core Site 11 02. book Page 56 Tuesday, May 20 , 20 03 2: 53 PM 50 Chapter 2: Networking Fundamentals Figure 2- 6 LAN LANs are designed to do the following: ■ Operate ... area, as shown in Figure 2- 7, they make it possible for businesses to communicate across great distances. 11 02. book Page 50 Tuesday, May 20 , 20 03 2: 53 PM 58 Chapter 2: Networking Fundamentals Digital ... together data, local communications, and computing equipment. 11 02. book Page 49 Tuesday, May 20 , 20 03 2: 53 PM 52 Chapter 2: Networking Fundamentals ■ Frame Relay ■ T (U.S.) and E (Europe) carrier...

Ngày tải lên: 04/07/2014, 18:20

... ( 62. 5/ 125 àm) (100BASE-FX Ethernet) 100 Mbps 20 00 m Multimode optical ber ( 62. 5/ 125 µm) (1000BASE-SX Ethernet) 1000 Mbps 22 0 m 11 02. book Page 62 Tuesday, May 20 , 20 03 2: 53 PM 68 Chapter 2: Networking ... (Continued) Medium Maximum Theoretical Bandwidth Maximum Physical Distance 11 02. book Page 63 Tuesday, May 20 , 20 03 2: 53 PM 60 Chapter 2: Networking Fundamentals Figure 2- 13 Pipe Analogy for Bandwidth Figure 2- 14 Highway Analogy for Bandwidth Network ... traffic to become congested all over the network. 11 02. book Page 59 Tuesday, May 20 , 20 03 2: 53 PM 66 Chapter 2: Networking Fundamentals Figure 2- 16 File Transfer Time Calculation Digital Bandwidth...

Ngày tải lên: 04/07/2014, 18:20

... companies around the world. 11 02. book Page 69 Tuesday, May 20 , 20 03 2: 53 PM 76 Chapter 2: Networking Fundamentals Figure 2- 19 Encapsulation As illustrated in Figure 2- 20, networks must perform the ... its peer layer on the destination computer, as shown in Figure 2- 17. 11 02. book Page 72 Tuesday, May 20 , 20 03 2: 53 PM 74 Chapter 2: Networking Fundamentals DoD (TCP/IP) Model Although the OSI reference ... (Layer 3) Data Link (Layer 2) Physical (Layer 1) OSI Application Transport Internet Network Access TCP/IP 11 02. book Page 74 Tuesday, May 20 , 20 03 2: 53 PM 70 Chapter 2: Networking Fundamentals The...

Ngày tải lên: 04/07/2014, 18:20

... medium. Figure 2- 24 shows a NIC. Figure 2- 24 Network Interface Card 11 02. book Page 81 Tuesday, May 20 , 20 03 2: 53 PM 88 Chapter 2: Networking Fundamentals Figure 2- 31 Cisco CMTS uBR100 12 Optical Platforms Several ... uBR100 12 series, shown in Figure 2- 31, can handle thousands of subscribers. 11 02. book Page 87 Tuesday, May 20 , 20 03 2: 53 PM Networking Models 85 Figure 2- 27 Cisco Catalyst 8500 Switch Figure 2- 28 ... tables. Figure 2- 25 shows how a bridge is used. The appearances of bridges vary greatly, depending on the type. Figure 2- 25 Bridge 11 02. book Page 82 Tuesday, May 20 , 20 03 2: 53 PM 80 Chapter 2: Networking...

Ngày tải lên: 04/07/2014, 18:20

... Figure 2- 33 shows a Cisco PIX Firewall 535 series, which is a dedicated network device. 11 02. book Page 89 Tuesday, May 20 , 20 03 2: 53 PM 92 Chapter 2: Networking Fundamentals Figure 2- 36 Wireless ... routers. Two Links Connected to the Same Networking Device 11 02. book Page 98 Tuesday, May 20 , 20 03 2: 53 PM 90 Chapter 2: Networking Fundamentals Figure 2- 33 Cisco PIX Firewall AAA Servers An AAA ... Permit Packets from VT ã Deny All Other Packets 11 02. book Page 90 Tuesday, May 20 , 20 03 2: 53 PM Networking Models 89 Figure 2- 32 Optical Platform—The Cisco ONS 15454 DWDM Optical Network System Security...

Ngày tải lên: 04/07/2014, 18:20

... Activities on the CD-ROM accompanying this book. 11 02. book Page 1 02 Tuesday, May 20 , 20 03 2: 53 PM 100 Chapter 2: Networking Fundamentals Figure 2- 48 Partial-Mesh Topology Broadcast topology simply ... Internet D. Provide full-time connectivity to local services 11 02. book Page 107 Tuesday, May 20 , 20 03 2: 53 PM 1 02 Chapter 2: Networking Fundamentals ■ The term hub is used instead of repeater ... amplify, and retime signals before sending them along the network. 11 02. book Page 101 Tuesday, May 20 , 20 03 2: 53 PM 106 Chapter 2: Networking Fundamentals segment In the TCP specification, a logical...

Ngày tải lên: 04/07/2014, 18:20

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Ngày tải lên: 04/07/2014, 18:20