
2/42

1. PC to PC Communication - Parallel Communication using 8 bit

parallel cable

2. Serial communication using RS 232C

3. A) Token bus Topology

) Token ring Topology

!. "mplementation an# stu#y o$ stop an# %ait protocol

&. "mplementation an# stu#y o$ 'oback-( protocols.. "mplementation an# stu#y o$ selecti*e repeat protocols.

+. Star Topology - CS,A C protocol

8. Star Topology - CS,A CA protocol

/. 0ireless - CS,A CA A( protocol

1.Simulation o$ Token us Topology

11.Simulation o$ Token Ring Topology

12.Simulation o$ istance ector Routing Algorit4m

13.Simulation o$ ink State Routing Algorit4m

1!.Trans$er o$ $iles $rom PC to PC using 0in#o%s 5ni6 socket

processing.

1&."mplementation o$ ata encryption an# #ecryption

Pc to Pc Comm)nication

#erial Comm)nication

E+, o .a

%im

To establis4 a link bet%een t%o computers using serial ports an# totrans$er $ile bet%een t4em

2


3/42

E/)ipment0 re/)ire1

#,o ame of the

E/)ipment0

#pecification )antity

Re/)ire1

1ata Communication

Trainer kitCT 7 3 1

2 Serial Port Cable Rs 232 7 / 2

3Computer %it4 P

2 operating system- 2

Proce1)re

1. Connect t4e serial port o$ t%o computers to t4e CT kit using RS

232 cable.2. S%itc4 on t4e CT po%er supply

3. Run t4e CT so$t%are on t4e t%o computers

!. 9nsure t4e port setup in t%o computers are bi#irectional

&. Set on computer in transmitting mo#e an# anot4er computer in

recei*er mo#e using CT so$t%are.

. 5sing t4e CT so$t%are $ile trans$er option trans$er t4e $ile

+. Repeat t4e abo*e step using *arious connecting me#ium suc4 as

optical cable: etc.

8. "ntro#uce some $ault using $ault s%itc4 an# repeat t4e abo*e steps.

3


4/42

#!ITC 4%U$T#

Pc to Pc Comm)nication

Parallel Comm)nication

E+,o .(

!

RS 7 232

TRA(SR

9C9"9

R

RS 7 232

TRA(SR

9C9"9

RSerial

Port

C

;

,

P - ""

5

T

9R

C

;

,

P - "

5

T

9R

Serial

Port

. O44

2 O443 O44

O44


5/42

%im

To establis4 a link bet%een t%o computers using parallel ports an#

to trans$er $ile bet%een t4em

E/)ipment0 re/)ire1

#,o ame of the

E/)ipment0


Re/)ire1

1ata Communication

Trainer kitCT 7 3 1

2 Parallel Port Cable RS232 2& 2

3Computer %it4 P


Proce1)re

1. Connect t4e parallel port o$ t%o computers to t4e CT kit using

RS 2322& cable.

2. S%itc4 on t4e CT po%er supply

3. Run t4e CT so$t%are on t4e t%o computers

!. 9nsure t4e port setup in t%o computers are bi#irectional

&. Set on computer in transmitting mo#e an# anot4er computer in

recei*er mo#e using CT so$t%are.

. 5sing t4e CT so$t%are set #i$$erent protocols like 0top an1 ait7

go (ac8 7 0electi9e repeatan# per$orm t4e $ile trans$er

+. "ntro#uce some $ault using $ault s%itc4 an# repeat t4e abo*e steps.

&


6/42

R#232

D&25pino)t

To8en &)0 Topology

ATA

C;,,5("CAT";(

TRA"(9R


7/42

E+,o 2

%im

To create a ocal Area (et%ork using us topology an# to stu#y

t4e c4aracteristics o$ t4e token bus topology

E/)ipment0 Re/)ire1

#,o ame of the

E/)ipment0


Re/)ire1

1 A( trainer kit TS 7 1 1

2 Connecting cable R> !& !

3 7 Sim So$t%are - Sim & 5ser

!Computer %it4 P

2 operating system- !

Proce1)re

1. 5sing A( connecting %ire ?R> !& Cable) t4e entire computer

%it4 t4e A( trainer kit.

2. S%itc4 on t4e po%er supply to t4e A( trainer kit.

3. 9nsure all connections are ma#e on 5S topology.

!. Run - Sim so$t%are $irst on t4e ser*er an# t4en on ot4er

computers connecte# %it4 t4is kit.

&. ;ne system acts as t4e ser*er an# ot4er no#es acts as clients.

. T4e ".P a##ress o$ t4e clients %as #isplaye# on t4e ser*er an# t4e

ser*er ".P a##ress are #isplaye# on t4e clients.

+. 5sing t4e $ile trans$er option in 7 Sim so$t%are Client cantrans$er any $ile to t4e ser*er computer.

8. Remo*e one client A( cable $rom t4e trainer an# repeat t4e

abo*e set.

/. ;bser*e t4e be4a*iors o$ t4e net%ork.

+


8/42

&)0 Topology

ote

1) Set t4e token timing abo*e ! sec.

2) Select appropriate packet si@e base# on t4e $ile si@e.

8

C;

,

,

;

(

S

A

R9

,

9

"

5

,

Computer

Terminal - "

Computer

Terminal - ""

Computer

Terminal -"""

Computer

Terminal- "


9/42

Protocol %naly:er

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Protocol Topology "nterpacket

#elay

ata

rate

(o o$

packet

resen#

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Packet

lengt4

Total

packet

Protocol Topology ata

rate

(o o$

packet

resen#

etor8 %naly:er

To8en Ring Topology

E+p o 3

/


10/42

%im

To create a ocal Area (et%ork using Ring topology an# to stu#y

t4e c4aracteristics o$ t4e token ring protocol

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e

9Buipments

Speci$ication uantity

ReBuire#



3 7 Sim So$t%are - Sim & 5ser

! Computer %it4 P 2 operating system

- !

Proce1)re




3. 9nsure all connections are ma#e on Ring topology.

!. Run - Sim so$t%are $irst on t4e ser*er an# t4en on ot4ercomputers connecte# %it4 t4is kit.




+. 5sing t4e $ile trans$er option in 7 Sim so$t%are Ser*erClient

can trans$er any $ile to ClientSer*er computer.


abo*e set.


1


11/42

ote

1) Set t4e token timing abo*e ! sec.


3) T4e computers are not p4ysically arrange# in circle.

11

ogical Ring

Computer

Terminal - 1

Computer

Terminal - 3

ComputerTerminal - !

Computer

Terminal - 2


12/42

Protocol %naly:er

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r


#elay

ata

rate

(o o$

packet

resen#

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Packet

lengt4

Total

packet


rate

(o o$

packet

resen#

etor8 %naly:er

#tar Topology

#top an1 ait protocol

E+,o

%im

12


13/42

To create a ocal Area (et%ork using Star topology an# to stu#y

t4e c4aracteristics o$ t4e stop an# %ait protocol

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e

9Buipments


ReBuire#



3 7 Sim So$t%are - Sim 5ser

!Computer %it4 P


Proce1)re




3. 9nsure all connections are ma#e on star topology.



&. ;ne system acts as t4e ser*er an# ot4er no#es acts as clients.. T4e ".P a##ress o$ t4e clients %as #isplaye# on t4e ser*er an# t4e


+. Set t4e protocol to stop an# 0ait in - Sim so$t%are.5sing t4e $ile

trans$er option in 7 Sim so$t%are Ser*erClient can trans$er any

$ile to ClientSer*er computer.


abo*e set.


13


14/42

(oteD


1!

Computer

Terminal - "

Computer

Terminal -"""

Computer

Terminal -"

Computer

Terminal - "

C

9

(

T

R

A

5

Computer

Terminal - "" ComputerTerminal -


15/42

Protocol %naly:er

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r


#elay

ata

rate

(o o$

packet

resen#

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Packet

lengt4

Total

packet


rate

(o o$

packet

resen#

etor8 %naly:er

#tar Topology

;o (ac8 protocol

E+,o 5

%im

1&


16/42


t4e c4aracteristics o$ t4e go back ( protocol

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e

9Buipments


ReBuire#


2 Connecting cable R> !&


!Computer %it4 P


Proce1)re






computers connecte# %it4 t4is kit.&. ;ne system acts as t4e ser*er an# ot4er no#es acts as clients.



+. Set t4e protocol to 'o back ( in - Sim so$t%are. 5sing t4e $ile

trans$er option in 7 Sim so$t%are Ser*erClient can trans$er any

$ile to ClientSer*er computer .


abo*e set.


1


17/42

OTED select t4e packet si@e base# on t4e $ile si@e

1+

Computer

Terminal - "

Computer

Terminal -"""

Computer

Terminal -"

Computer

Terminal - "

C

9

(

T

RA

5

ComputerTerminal - "" Computer

Terminal -


18/42

Protocol %naly:er

S.(o =ilename

=ilesi@e

".P o$Recei*e

r

Protocol Topology "nterpacket#elay

atarate

(o o$packet

resen#

S.(o =ilename

=ilesi@e

".P o$Recei*e

r

Packetlengt4

Totalpacket

Protocol Topology atarate

(o o$packet

resen#

etor8 %naly:er

#tar Topology

#electi9e Repeat protocol

E+,o 6

18


19/42

%im


t4e c4aracteristics o$ t4e selecti*e repeat protocol

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e9Buipments Speci$ication uantityReBuire#




!

Computer %it4 P

2 operating system - !

Proce1)re






computers connecte# %it4 t4is kit.&. ;ne system acts as t4e ser*er an# ot4er no#es acts as clients.



+. Set t4e protocol to selecti*e repeat in - Sim so$t%are. 5sing t4e

$ile trans$er option in 7 Sim so$t%are Ser*erClient can trans$er

any $ile to ClientSer*er computer .


abo*e set.


1/


20/42

ote Select appropriate packet si@e base# on t4e $ile si@e.

2

Computer

Terminal - "

Computer

Terminal -"""

Computer

Terminal -"

Computer

Terminal - "

C

9

(

T

R

A

5

Computer

Terminal - "" Computer

Terminal -


21/42

Protocol %naly:er

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r


#elay

ata

rate

(o o$

packet

resen#

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Packet

lengt4

Total

packet


rate

(o o$

packet

resen#

etor8 %naly:er

#tar Topology

C#M% < CD protocol

E+,o=

%im


t4e c4aracteristics o$ t4e CS,A C protocol

E/)ipment0 Re/)ire1

21


22/42

S.(o (ame o$ t4e

9Buipments


ReBuire#




!Computer %it4 P


Proce1)re


%it4 t4e A( trainer kit.2. S%itc4 on t4e po%er supply to t4e A( trainer kit.







+. Set t4e protocol to CS,A C in - Sim so$t%are. 5sing t4e $ile

trans$er option in 7 Sim so$t%are Ser*erClient can trans$er any$ile to ClientSer*er computer .

8. Collision occurs when more than one client transmit the files.

/. Remo*e one client A( cable $rom t4e trainer an# repeat t4e

abo*e set.

1.;bser*e t4e be4a*iors o$ t4e net%ork.

22


23/42


23

Computer

Terminal - "

Computer

Terminal -"""

Computer

Terminal -"

Computer

Terminal - "

C

9

(

T

R

A

5

Computer

Terminal - "" Computer

Terminal -


24/42

Protocol %naly:er

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r


#elay

ata

rate

(o o$

packet

resen#

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Packet

lengt4

Total

packet


rate

(o o$

packet

resen#

etor8 %naly:er

#tar Topology

C#M% < C% protocol

E+,o >

%im


t4e c4aracteristics o$ t4e CS,A CA protocol

E/)ipment0 Re/)ire1

2!


25/42

S.(o (ame o$ t4e

9Buipments


ReBuire#




!Computer %it4 P


Proce1)re


%it4 t4e A( trainer kit.2. S%itc4 on t4e po%er supply to t4e A( trainer kit.







+. Set t4e protocol to CS,A CA in - Sim so$t%are. 5sing t4e $ile

trans$er option in 7 Sim so$t%are one system can trans$er $ile toany one computer . ,ore t4an one system can not trans$er t4e $ile.

So collision can be a*oi#e# using CS,ACA protocol.


abo*e set.


2&


26/42


2

Computer

Terminal - "

Computer

Terminal -"""

Computer

Terminal -"

Computer

Terminal - "

C

9

(

T

R

A

5

Computer

Terminal - "" ComputerTerminal -


27/42

Protocol %naly:er

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r


#elay

ata

rate

(o o$

packet

resen#

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Packet

lengt4

Total

packet


rate

(o o$

packet

resen#

etor8 %naly:er

!IRE$E## $%

C#M% < C% protocol

E+,o ?

%im

2+


28/42

To create a %ireless ocal Area (et%ork using Star topology an#

to stu#y t4e c4aracteristics o$ t4e CS,A CA protocol.

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e

9Buipments


ReBuire#

1 0A( access point TS 7 1 1

2 0A( recei*er point R> !& !

3 7 Sim So$t%are - Sim ! 5ser

!Computer %it4 P


Proce1)re

1. Connect t4e 0A( access point in one computer. T4e access point

transmit recei*e #ata to or $rom all computers.

2. S%itc4 on t4e po%er supply to t4e 0A( access point.

3. Connect all t4e 0A( recei*er point to all t4e net%orke#

computers t4roug4 5S port.


computers connecte# %it4 t4is net%ork.

&. ;ne system acts as t4e ser*er an# ot4er no#es acts as clients.. T4e ".P a##ress o$ t4e clients %as #isplaye# on t4e ser*er an# t4e


+. Set t4e protocol to CS,A CA in - Sim so$t%are. 5sing t4e $ile

trans$er option in 7 Sim so$t%are one system can trans$er $ile to

any one computer . ,ore t4an one system can not trans$er t4e $ile.

So collision can be a*oi#e# using CS,ACA protocol.


abo*e set.


28


29/42


2/

Computer

Terminal - "

Computer

Terminal -"""

ComputerTerminal -""

Computer

Terminal -"

0A(

access point


30/42

Protocol %naly:er

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r


#elay

ata

rate

(o o$

packet

resen#

S.(o =ile

name

=ile

si@e

".P o$

Recei*e

r

Packet

lengt4

Total

packet


rate

(o o$

packet

resen#

etor8 %naly:er

#im)lation of To8en &)0 Topology

3


31/42

E+,o .*

%im

To create a subnet $or us topology an# to stu#y t4e c4aracteristics

o$ t4e Token us topology

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e

9Buipments


ReBuire#

1Computer %it4 P


2 ( 7 Sim So$t%are (- Sim 1 5ser

Proce1)re

1. Create a subnet $or bus topology using subnet in ( - Sim so$t%are.

2. Select t4e topology as us set t4e cable type as 1 ase T an# sa*e

t4e subnet in a name.

3. 5sing connection options a## t4e reBuire# number o$ computer an#

net%ork component.!. Sa*e t4e create# net%ork an# open t4e net%ork un#er 9t4ernet

$ast 9t4ernet Simulation menu.

&. 5sing t4e $ile trans$er option trans$er any $ile to any client

computers.

. ;pen t4e same net%ork un#er TCP Simulation menu.

+. ;bser*e t4e be4a*iors o$ t4e net%ork.

31


32/42

us Topology

#im)lation of To8en Ring Topology

32

C;

,

,

;

(

S

A

R9

,

9

"

5

,

Computer

Terminal - "

Computer

Terminal - ""

Computer

Terminal- """

Computer

Terminal -"

S%itc4

ub


33/42

E+,o..

%im

To create a subnet $or Ring topology an# to stu#y t4e

c4aracteristics o$ t4e Token Ring topology

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e

9Buipments


ReBuire#

1Computer %it4 P



Proce1)re

1. Create a subnet $or ring topology using subnet in ( - Sim so$t%are.

2. Select t4e topology as R"(' set t4e cable type as 1 ase T an#

sa*e t4e subnet in a name.

3. 5sing connection options a## t4e reBuire# number o$ computer an#

net%ork component.

!. Sa*e t4e create# net%ork an# open t4e net%ork un#er 9t4ernet

$ast 9t4ernet Simulation menu.

&. 5sing t4e $ile trans$er option trans$er any $ile to any client

computers.

. ;pen t4e same net%ork un#er TCP Simulation menu.

+. ;bser*e t4e be4a*iors o$ t4e net%ork.

33


34/42

Ring Topology

#im)lation of Di0tance @ector Ro)ting %lgorithm

E+,o.2

3!

ogical Ring

Computer

Terminal -""

Computer

Terminal -"""

Computer

Terminal -"

Computer

Terminal - 1


35/42

%im

To simulate #istance *ector routing algorit4m an# to $in# t4e

s4ortest pat4 bet%een any t%o routers using (-Sim So$t%are.

E/)ipment0 Re/)ire1

S.(o (ame o$ t4e

9Buipments


ReBuire#

1Computer %it4 P



Proce1)re

1. Run (-sim so$t%are an# select istance ector routing algorit4m

5sing algorit4m menu

2. A## routers by selecting A## Routers tab ? ,a6 o$ 8 routers ).

3. Speci$y t4e pat4 %eig4ts bet%een t4e routers an# select A## link.

!. Select t4e source E #estination routers using source-#estination tab

&. Select simulate tab to i#enti$y t4e s4ortest pat4 bet%een t4e source

E #estination routers

. Clear t4e links an# Repeat t4e steps ! : & E $or #i$$erent pat4 an#source E #estination routers

+. Select t4e SummaryResult tab an# note #o%n t4e tabulation.

8. (ote #o%n t4e Time comple6ity E message comple6ity o$ t4e

net%ork $orme# using t4e Time comple6ity E message comple6ity

tabs.

ET!OR"

3&


36/42

T%&U$%TIO

S

.

(

; A

lgorit4m

(o.o$

Routers

(o.o

$1inks

Source

Router

estinationrouter

S4ortest

Pat4 Pa

t4%eig4t

Time

comple6ity

,essage

comple6ity

1

2

4ORMU$% 4OR ME##%;E %D TIME COMP$EAIT'

et ( be number o$ routers: 9 be t4e number o$ e#ges ?inks) bet%een

routers: , be t4e ,essage Comple6ity an# T be t4e Time Comple6ity

istance ector Routing Algorit4mD

,essage Comple6ity , F

Time Comple6ityD T F (

#im)lation of $in8 #tate Ro)ting %lgorithm

E+,o.3

3


37/42

%IM

To $in# t4e s4ortest pat4 bet%een t4e routers using link state

routing algorit4m in (-Sim so$t%are.

EUIPMET# REUIRED

S.(o (ame o$ t4e

9Buipments


ReBuire#

1Computer %it4 P



PROCEDURE

1. Run (-sim so$t%are an# select link state routing algorit4m 5sing

algorit4m menu.

2. A## routers by selecting A## Routers tab ? ,a6 o$ 8 routers ).

3. Speci$y t4e pat4 %eig4ts bet%een t4e routers an# select A## link.

!. Select t4e source E #estination routers using source-#estination

tab

&. Select simulate tab to i#enti$y t4e s4ortest pat4 bet%een t4e source

E #estination routers.

. Clear t4e links an# Repeat t4e steps ! : & E $or #i$$erent pat4

%eig4ts an# source E #estination routers.+. Select t4e SummaryResult tab an# note #o%n t4e tabulation.

8. (ote #o%n t4e Time comple6ity E message comple6ity o$ t4e

net%ork $orme# using t4e Time comple6ity E message

comple6ity tabs.ET!OR"

T%&U$%TIO

3+


38/42

S

.

(

; Algorit4m

(o.o$Routers

(o.o$1inks

Source

Router

estinationrouter

S4ortest

Pat4

Pat4%eig4t

Time

comple6ity

,essage

comple6ity

1

2

4ORMU$% 4OR ME##%;E %D TIME COMP$EAIT'

et ( be number o$ routers: 9 be t4e number o$ e#ges ?inks) bet%een

routers: , be t4e ,essage Comple6ity an# T be t4e Time Comple6ity

ink State Routing Algorit4mD

,essage Comple6ity , F (G9

Time Comple6ity T F (Glog?()

#oc8et Programming

E+,o.

%IM

To trans$er a $ile bet%een t%o computers using socket

programming in %in#o%s 5ni6 operating system.

EUIPMET# REUIRED

S.no (ame o$ t4e eBuipment Speci$ication uantity

ReBuire#

1. -Sim TCP client:

ser*er program

-Sim 1

2 A( trainer kit TS 1 1

38


39/42

3 Connecting %ire R>-!& 2

! Computer %it4 P

2 operating system

- 2

PROCEDURE

1. 5sing R> !& cable connects t%o computers to A( trainer kit.

2. Run client TCP program an# ser*er TCP program in t%o PCs

3. 9nter t4e port a##ress in bot4 t4e computer an# using create socket

tab create t4e socket

!. 5sing t4e listen tab make t4e ser*er to listen $or client reBuest.

&. 9nter t4e ".P a##ress o$ t4e ser*er in t4e client an# using t4e

connection tab make a reBuest to t4e ser*er $or connection

. ;nce t4e connection %as establis4e#: using sen# $ile sen#

message option trans$er t4e $ile message bet%een client an#

ser*er

+. 5sing 9t4ernet A( :user can trans$er t4e $ilemessage bet%een

t4e computers. i.e.:0it4out A( Trainer


40/42

Encryption an1 Decryption

E+,o.5

%IM

To 9ncrypt an# ecrypt a plain te6t using symmetrical secret key

met4o#

EUIPMET# REUIRED

S.(o (ame o$ t4e eBuipment Speci$ication uantity

ReBuire#

1. -Sim cryptograp4y

so$t%are

-Sim 1 5ser

2 A( trainer kit TS 1 1

!


41/42

3 Connecting %ire R>-!& 2

! Computer %it4 P

2 operating system

- 2

PROCEDURE

1. Run (-sim cryptograp4y so$t%are.

2. ro%se t4e $ile to be 9ncrypte#.

3. 9nter t4e Secret


42/42

Cipher Te+t %fter Encryption

Plain Te+t %fter Decryption

EC2356 - Network Lab Manual

Documents

Transcript of EC2356 - Network Lab Manual