Internal & External Ofrouter

8/13/2019 Internal & External Ofrouter

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Router is device which is used to make communication

between two of more different network which are

present in different geographical location

If you want to make communication between two of

more different network which are present in same

geographical location, what steps you will do?

Answer : Configure Software Router or you can go

with CIR concept i!e! Change Subnet "ask!

#hat is a Router ?


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E0

192.168.1.150/24

HYD

LAN - 192.168.1.0/24

E0

192.168.1.150/24

CHE

LAN - 192.168.1.0/24

10.0.0.1/8

S0

S1

10.0.0.2/8

Is communication possible ?


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Can $!% network in &yderabad communicate with $!%

network in 'ombay!

Answer : (o

)he same networks present in different geographical

location cant communicate through a router because

If (etwork I of both the network is same then it do

the searching in the *an only!

Is communication possible ?


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"any companies are manufacturing Router :

Cisco

(ortel

"ulticom

Cyclades

+uniper

a

link

'ut Cisco is having monopoly in the market ofRouters

#hich Routers to buy ?


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Cisco divided the Router into - *ayers

Access *ayer Router

istribution *ayer Router

Core *ayer Router

Cisco.s &ierarchical esign "odel


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Cisco $/%% Cisco $/0%Cisco 1%%

Routers which are used by the Small 2rgani3ation

and are also known as esktop or Company *ayer

Routers!

Router Series :1%%, $%%%, $0%%, $/%%, 45%%

Access *ayer Router


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Routers which are used by the IS6s and are also

known as IS6 *ayer Routers

Router Series :40%%, -4%%, -0%%, -/%%

istribution *ayer Router

Cisco 40%%7"8409$

Cisco -/%%Cisco -0%%


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Routers which are used by the lobal IS6s

and are also known as 'ackbone Routers

Router Series :0;%%, /4%%, /-%%, /;%%, /5%%, /0%%,

$%%%%, $4%%%

Core *ayer Router

Cisco /%%%


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Router Classification

R "2*AR R2)>R


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>ample "odular Router


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"odel 45%$

Serial 6ortsS% and S$

AIAttachment

nit Interface>%

ConsoleCon %

AuiliaryAu %

6ower Switch

6owerSupply


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AI pin configuration is $5 pin female!

It is known as >thernet 6ort or *A( port or

efault ateway!

It is used for connecting *A( to the Router!

)ransceiver is used for connection which converts 1

wires to $5 wires! i!e! R+;5 to $5 pin converter!

Attachment nit Interface


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)ransceiver


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192.168.1.150/24

LAN - 192.168.1.0/24

1.1 1.2 1.3

An I6 address needs to be assigned to thisinterface and it should be in the same network as

of the *A(!

An I6 address needs to be assigned to thisinterface and it should be in the same network as

of the *A(!


Straight Cable

Straight Cable


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E0

192.168.1.150/24


Cross Cable

If you connect Router AI todirectly to 6C (IC Card then @ouhave to use Cross Cable

If you connect Router AI todirectly to 6C (IC Card then @ouhave to use Cross Cable

LAN - 192.168.1.0/24

1.1


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$ 4 - ; 5 0 / 1

$4-;

50/1

$4-;

50/1

$4-;50/1

Crimping of )wisted pair Cable

Straight cableIt is used between unlike device dissimilar devicesB

e!g! &ub to 6C, Switch to 6C, &ub to Router


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Cross cableIt is used between like device Similar devicesB

e!g! &ub to &', 6C to 6C, Switch to Switch, &' to

Switch, eception is 6C to Router

$ 4 - ; 5 0 / 1

$4-;

50/1

$4-;50/1

$4-;

50/1


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Rollover CableIt is used for connecting Router Console 6ort to 6C

Com 6orts or Serial ports!

$ 4 - ; 5 0 / 1$4-;50/1

$4-;

50/1

$4-;

50/1


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Serial pin configuration is 0% pin configuration

female i!e! $5 pins and ; rowsB and Smart Serial pin

configuration is 40 pin configuration female!

It is known as #A( 6ort

It is used for connecting to Remote *ocation to the

Router!

!-5 cable is having 0% pin configuration male at one

end and on the other end $1 pin configuration male!

Serial 6ort


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!-5 Cable


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>7C&A(>

>%$94!$01!$!$5%

*A( D $94!$01!$!%84;

&@>RA'A2%$94!$01!4!$5%

*A( D $94!$01!4!%84;

C&>((AI"7

4 pair ofCopper #ire

!/%-"odem

!/%-"odem

&@>RA'A"7

C&>((AI2


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It is known as *ocal Administrative 6ort

It is generally used for Initial Configuration,

6assword Recovery and *ocal Administration of the

Router! It is R+;5 6ort

I"6 : It is the most delicate port on the Router

because of it make less use of Console 6ort!

Console 6ort


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Console Connectivity


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Console Connectivity

Connect a rollover cable to the router console portR+D;5 connectorB!

Connect the other end of the rollover cable to theR+D;5 to 'D9 adapter

Attach the female 'D9 adapter to a 6C Serial 6ort!

2pen >mulation Software


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Auiliary port

It is known as Remote Administrative 6ort!

'RI 6ort

'asic Rate Interface used to connect IS( to the

Router! It is R+;5 6ort! It is available on 45%- and

454% model router!

$% 'ase ) 6ort

It is R+;5 6ort and used for connecting *A( to

Router! Its =ob same as AI 6ort but here no need for

)ransceiver! It is available 454% model router!

2ther 6orts


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40%$ "odel Router


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#A( interfaces

Serial interface S%, S$ etcB E 0% pin840 pinsmart serialB

IS( interface'RI% etcB E R+;5

*A( interfaces D >thernet AI Attachment nit InterfaceB >%BE $5 pin

$%b) E R+;5

Administration interfaces

Console E R+;5 D *ocal

Auiliary E R+;5 D Remote

'rief 2verview


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R2"

A bootstrap program is located here! It is same as

'I2S of the 6C! 'ootstrap program current

version is $$!%


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(RA"

(on volatile RA", similar to &ard isk

It is also known as 6ermanent Storage or Startup

Configuration! enerally si3e of (RA" is -4 F'!

RA"

It is also known as )emporary Storage or running

Configuration! "inimum si3e of RA" is 4"'!

RA" is greater than (RA" is the Router!

6rocessor

"otorola 6rocessor /% "h3, RISC based processor

Internal Components


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Internal Components


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'oot seGuence

62S)

R2"

Internal & External Ofrouter

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