ccna practical cisco routers phần 7 docx
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...
ccna practical cisco routers phần 6 docx
... 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...
ccna practical cisco routers phần 9 docx
... 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...
ccna practical cisco routers phần 1 ppt
... 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...
ccna practical cisco routers phần 2 ppsx
... 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...
ccna practical cisco routers phần 3 pps
... 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...
ccna practical cisco routers phần 4 ppsx
... 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....
ccna practical cisco routers phần 5 pptx
... 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...
ccna practical cisco routers phần 8 potx
... 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...
ccna practical cisco routers phần 10 ppt
... 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...
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