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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 $5 pin converter!
Attachment nit Interface
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)ransceiver
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E0
192.168.1.150/24
LAN - 192.168.1.0/24
1.1 1.2 1.3
An I6 address needs to be assigned to thisinterface and it should be in the same network as
of the *A(!
An I6 address needs to be assigned to thisinterface and it should be in the same network as
of the *A(!
Attachment nit Interface
Straight Cable
Straight Cable
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E0
192.168.1.150/24
Attachment nit Interface
Cross Cable
If you connect Router AI todirectly to 6C (IC Card then @ouhave to use Cross Cable
If you connect Router AI todirectly to 6C (IC Card then @ouhave to use Cross Cable
LAN - 192.168.1.0/24
1.1
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$ 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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Crimping of )wisted pair Cable
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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Crimping of )wisted pair Cable
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"
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