ccna practical cisco routers phần 7 docx

... config-if mode. Configuring high-end routers Routers that use modular interface slots specify their interfaces in a slightly dif- ferent way. For example a Cisco 72 00 series router denotes a serial ... establishing and maintaining routing tables on routers that are enabled to route AppleTalk. Routers periodically broadcast routing table information to neighboring routers providing...

Ngày tải lên: 14/08/2014, 13:20

... provides 16 ,77 7,214 node addresses. N o w, you computed that if you create 30 subnets on a class A network you get 524,286 IP addresses per subnet. Multiply 524,286 by 30. You get 15 ,72 8,580. So, 16 ,77 7,214 ... 255.192.0.0 4,194,302 6 3 255.224.0.0 2,0 97, 150 14 4 255.240.0.0 1,048, 574 30 5 255.248.0.0 524,286 62 6 255.252.0.0 262,142 126 7 255.254.0.0 131, 070 254 8 255.255.0.0 6...

Ngày tải lên: 14/08/2014, 13:20

... Cisco Router S p e c i f i c a t i o n s Router Selection • Cisco 75 00 Routers • Cisco 4500 Routers • Cisco 2500 Routers • Cisco 1000 Routers • A Final Note • B A p p e n d i x P R A C T I C A ... 1 PART V Cisco 1000 R outers APPENDIX B Cisco 1000 Routers The Cisco 1000 series routers are small routers designed to connect remote LANs to the overall WAN (or inte...

Ngày tải lên: 14/08/2014, 13:20

... Router Specifications 3 37 Router Selection 338 Cisco 75 00 Routers 338 Cisco 4500 Routers 339 Cisco 2500 Routers 340 Cisco 1000 Routers 341 A Final Note 342 Glossary 343 Index 359 1 7 PART I Making the ... Router with Cisco ConfigMaker 271 What Is Cisco ConfigMaker? 272 Downloading ConfigMaker 272 Installing ConfigMaker 273 Designing Your Internetwork with ConfigMaker...

Ngày tải lên: 14/08/2014, 13:20

... Systems Carrier Line Channels Total Data Rate T1 24 1.544Mbps T2 96 6.312Mbps T3 672 44 .73 6Mbps T4 4032 274 .76 0Mbps Telephone trivia The Public Switched Telephone Network (PSTN) is also often ... will be greatly expanded in later chapters. To begin an exploration of how routers operate at the Network layer see page 77 . The Data-Link Layer When the data packets reach the Data-Link lay...

Ngày tải lên: 14/08/2014, 13:20

... for Cisco routers. Cisco s HDLC implementation is proprietary, however, and will not communicate with other vendor’s HDLC (this is why trying to mix routers from different vendors such as Cisco ... as two routers) . ■ Point to Point Protocol (PPP) is another Data Link layer point- to-point protocol supported by Cisco routers. It isn’t proprietary, so it can be used to connect Cis...

Ngày tải lên: 14/08/2014, 13:20

... has not yet been configured for the interface). FIGURE 7. 7 The Cisco router 60-pin serial port connector. The Cisco 2505 Router (shown in Figure 7. 6) supplies two serial ports. The serial port supports ... the Cisco IOS”). Router CPUs Routers aren’t unlike PCs in that they contain a microprocessor. And just like PCs, different Cisco router models come with different processors....

Ngày tải lên: 14/08/2014, 13:20

... information related to routers that are directly connected to your router. These routers are typically referred to as neighbors. Cisco routers have a proprietary protocol, Cisco Discovery Protocol (CDP), ... information related to neighboring routers. CDP uses Data Link broadcasts to discover neighboring Cisco routers that are also running CDP (CDP is turned on automatically on...

Ngày tải lên: 14/08/2014, 13:20

... Rate ISDN (PRI). 2 7 2 What Is Cisco ConfigMaker? ConfigMaker is an incredible, basic router configuration tool that Cisco provides for free. You can download it from the Cisco Web site and it ... Ad vance d Configuration and Configurati on To o l s CHAPTER 17 Using a TFTP Serve r for Ro uter Configuration Storage FIGURE 17. 7 Cisco provides a conve- nient IOS Planner page on the W...

Ngày tải lên: 14/08/2014, 13:20

... 96 broadcast storms, 73 Cisco routers checking your purchase, 115 Cisco 1000 routers, 341 Cisco 2500 routers, 340 Cisco 2505 routers, 112 Cisco 4500 routers, 339-340 Cisco 75 00 routers, 338 Cisco IOS, ... 272 delivering configurations to routers, 284-2 87 downloading, 272 - 273 exiting, 2 87 Help, 2 87 installing, 273 - 274 internetwork diagrams, 274 - 276 a...

Ngày tải lên: 14/08/2014, 13:20