cisco networking academy ccna exploration curriculum version 4

... The Cisco 2500 is designed for small offices and other remote sites and runs the Cisco IOS software. Sometimes called the Cisco Access Server 2500 series. Cisco 40 00 Any of the Cisco 40 00 ... Communications Function See ACF. D - 44 CCNA 1 -4 v 3.0 – Glossary Copyright  2003, Cisco Systems, Inc. DDR dial-on-demand routing. Technique whereby a Cisco router can automatically initiate ... dial-in access to a LAN. Also known as the Cisco Access Server 5100. Cisco 7000 Any of the Cisco 7000 series of routers (the Cisco 7000 or the Cisco 7010), a high-end router platform that...

Ngày tải lên: 04/11/2013, 16:15

... 71, 49 1 connection establishment/termination, 49 3 49 4 direct network applications, 49 2 DNS, 49 4 49 5 FTP, 49 5 49 6 HTTP, 49 6 49 7 indirect network support, 49 2 49 3 SMTP, 49 7 49 8 SNMP, 49 8 Telnet, 49 9–500 data ... 3 94 397 private, 40 0 40 2 public, 40 0 40 2 reserved IP addresses, 398–399 RFC 1918, 40 1 resolution issues, 41 7 41 9 subnetting, 40 2 40 4, 45 5 45 7 ANDing, 46 3 46 5 calculating hosts per subnet, 46 3 creating ... Administration), 9 04 OSI reference model, 69–70 application layer, 71, 49 1 connection establishment/termination, 49 3 49 4 direct network applications, 49 2 DNS, 49 4 49 5 FTP, 49 5 49 6 HTTP, 49 6 49 7 indirect...

Ngày tải lên: 04/07/2014, 18:20

... PM Cisco Networking Academy Program CCNA 1 and 2 Companion Guide Third Edition Cisco Systems, Inc. Cisco Networking Academy Program Cisco Press 201 West 103 rd Street Indianapolis, Indiana 46 290 ... those of Cisco Systems, Inc. This book is part of the Cisco Networking Academy Program series from Cisco Press. The products in this series support and complement the Cisco Networking Academy ... Guide Third Edition Cisco Systems, Inc. Cisco Networking Academy Program Copyright â 2003 Cisco Systems, Inc. Published by: Cisco Press 201 West 103rd Street Indianapolis, IN 46 290 USA All rights...

Ngày tải lên: 04/07/2014, 18:20

... . . . . . . .44 1 Interior and Exterior Routing Protocols . . . . . . . . . . . . . . . . .44 3 Routing Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44 4 IP as a Routed ... . . . . .5 74 Operation of Cisco IOS Software . . . . . . . . . . . . . . . . . . . . . .5 74 Cisco IOS Software Features . . . . . . . . . . . . . . . . . . . . . . . . .575 The show version Command ... . 641 Chapter 14 Managing Cisco IOS Software . . . . . . . . . . . . . . . . . . . . . . . . . . 645 Stages of the Router Power-On/Boot Sequence . . . . . . . . . . . . . 645 Locating and Loading Cisco...

Ngày tải lên: 04/07/2014, 18:20

... xxvii Introduction Cisco Networking Academy Program CCNA 1 and 2 Companion Guide, Third Edition, supplements your classroom and laboratory experience with the Cisco Networking Academy Program, whose curriculum ... and the Cisco Networking Academy Program is in the forefront of this transformation. This Cisco Press title is one of a series of best-selling companion titles for the Cisco Networking Academy ... meet the many educational needs of the internetworking community, Cisco Systems established the Cisco Networking Academy Program. The Networking Academy is a comprehensive learning program...

Ngày tải lên: 04/07/2014, 18:20

... Chapter 14, “Managing Cisco IOS Software,” examines the stages of the router boot sequence. It also covers how to use a variety of Cisco IOS Software source options, execute commands to load Cisco ... corresponds to the Module 7 content from the CCNA 2 online curriculum. This chapter corresponds to the Module 7 content from the CCNA 2 online curriculum. ■ Chapter 17, “TCP/IP Error and Control ... Module 5 content from the CCNA 2 online curriculum. ■ Chapter 15, “Routing and Routing Protocols,” covers the router’s use and oper- ations in performing the key internetworking function of the...

Ngày tải lên: 04/07/2014, 18:20

... 14 Chapter 1: Introduction to Networking Situations that require NIC installation include the following: ■ Adding ... used until the early 1980s, and the transfer of 1102.book Page 14 Tuesday, May 20, 2003 2:53 PM 16 Chapter 1: Introduction to Networking determine if there is connectivity to a destination. ... functions 1102.book Page 17 Tuesday, May 20, 2003 2:53 PM 10 Chapter 1: Introduction to Networking Figure 1 -4 Expansion Slot Motherboard Components The motherboard is the computer’s main circuit...

Ngày tải lên: 04/07/2014, 18:20

... is a 1. 168 – 128 = 40 Step 2 64 does not fit into 40 , so the second bit from the left is a 0. Step 3 32 fits into 40 , so the third bit from the left is a 1. 40 – 32 = 8 Step 4 16 does not fit into ... 2:53 PM 24 Chapter 1: Introduction to Networking Example: 1A2C = (1 ∗ 16 3 = 65536) + (10(A) ∗ 16 2 = 2560) + (2 ∗ 16 1 = 32) + (12(C) ∗ 16 0 = 12) = (65536 + 2560 + 32 + 12) = 68 144 Decimal-to-Binary ... hexadecimal characters. Table 1 -4 Base 2 Number System Number of Symbols Two Symbols 0, 1 Base Exponent 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 0 Place Value 128 643 216 842 1 Example: 10110 00010110 1102.book...

Ngày tải lên: 04/07/2014, 18:20

... conversion is 1F, which always converts back to 00011111. Table 1-6 Binary and Decimal Equivalents of Hexadecimal Digits Binary Hexadecimal Decimal 0000 0 0 0001 1 1 0010 2 2 0011 3 3 0100 4 4 0101 ... used as part of a web browser. 1102.book Page 37 Tuesday, May 20, 2003 2:53 PM 34 Chapter 1: Introduction to Networking ■ Computers can recognize and process data only by using the binary number ... Activities on the CD-ROM accompanying this book. 1102.book Page 34 Tuesday, May 20, 2003 2:53 PM 36 Chapter 1: Introduction to Networking GB (gigabyte) Approximately 1 billion bytes. Sometimes...

Ngày tải lên: 04/07/2014, 18:20

... securely. Remote Office with Cisco Router Regional Office with Cisco PIX Firewall POP Corporate Business Partner with Cisco Router SOHO with Cisco ISDN/DSL Router Mobile Worker with Cisco Secure VPN Client ... users are routed to an optimally located content engine. 1102.book Page 54 Tuesday, May 20, 2003 2:53 PM 56 Chapter 2: Networking Fundamentals maintains control of access to the intranets within ... 54 Chapter 2: Networking Fundamentals Figure 2-9 SAN Data Center Technology A data center, as shown in...

Ngày tải lên: 04/07/2014, 18:20

... businesses 56 kbps to 44 .736 Mbps (U.S.) or 34. 368 Mbps (Europe) = 0.056 Mbps to 44 .736 Mbps (U.S.) or 34. 368 Mbps (Europe) T1 Larger entities 1. 544 Mbps T3 Larger entities 44 .736 Mbps STS-1 (OC-1) ... data- comm company backbones 51. 840 Mbps STS-3 (OC-3) Phone companies, data- comm company backbones 155.251 Mbps STS -48 (OC -48 ) Phone companies, data- comm company backbones 2 .48 8 Gbps Table 2-3 Maximum ... You might say, for example, that a T3 connection at 45 mega- bits per second (Mbps) operates at a higher speed than a T1 connection at 1. 544 Mbps. However, if only a small amount of their data-carrying...

Ngày tải lên: 04/07/2014, 18:20

... (Layer 4) Network (Layer 3) Data Link (Layer 2) Physical (Layer 1) OSI Application Transport Internet Network Access TCP/IP 1102.book Page 74 Tuesday, May 20, 2003 2:53 PM 70 Chapter 2: Networking ... end-to-end transport between end users is the transport layer (Layer 4) . 1102.book Page 73 Tuesday, May 20, 2003 2:53 PM Networking Models 71 OSI Layers and Functions Each OSI layer has a set ... destination computer, as shown in Figure 2-17. 1102.book Page 72 Tuesday, May 20, 2003 2:53 PM 74 Chapter 2: Networking Fundamentals DoD (TCP/IP) Model Although the OSI reference model is universally...

Ngày tải lên: 04/07/2014, 18:20

... optical networking, which is primarily a backbone, wide-area technology. Figure 2-32 shows a Cisco ONS 1 545 4 dense wave- length division multiplexing (DWDM) optical network system (ONS). The Cisco ... the medium. Figure 2- 24 shows a NIC. Figure 2- 24 Network Interface Card 1102.book Page 81 Tuesday, May 20, 2003 2:53 PM 88 Chapter 2: Networking Fundamentals Figure 2-31 Cisco CMTS uBR10012 Optical ... Figure 2-29 shows a Cisco AS 540 0 Series Universal Gate- way, which offers universal port data, voice, wireless, and fax services on any port at any time. Figure 2-29 Cisco AS 540 0 Series Universal...

Ngày tải lên: 04/07/2014, 18:20

... 96 Chapter 2: Networking Fundamentals Figure 2 -42 Star Topology When a star network is expanded to include an additional networking device that is connected to the main networking device, ... Other Packets 1102.book Page 90 Tuesday, May 20, 2003 2:53 PM Networking Models 89 Figure 2-32 Optical Platform—The Cisco ONS 1 545 4 DWDM Optical Network System Security Devices Because of increased ... topologies. Figure 2 -40 shows many different topologies connected by networking devices. It shows a network of moderate complexity that is typical of a school or small business. Figure 2 -40 Networking...

Ngày tải lên: 04/07/2014, 18:20

... security to the network. ■ Various types of wireless networking devices provide services to computers and users accessing the network. Common wireless networking devices include wire- less adapters, ... its own cable. When a star network is expanded to include additional networking devices that are connected to the main networking device, it is called an extended-star topology. ■ In a ring ... accompanying this book. 1102.book Page 102 Tuesday, May 20, 2003 2:53 PM 100 Chapter 2: Networking Fundamentals Figure 2 -48 Partial-Mesh Topology Broadcast topology simply means that each host addresses...

Ngày tải lên: 04/07/2014, 18:20

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Ngày tải lên: 04/07/2014, 18:20

Ngày tải lên: 04/07/2014, 18:20

Ngày tải lên: 04/07/2014, 18:20