Design of Management Application

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Coursework for CNMTCNMTEuropean Master of Reseach on Information and

Communication Technologies

Spring semester 2010-2011

Barcelona

Design of ManagementDesign of ManagementApplicationApplication

Filip Mestanov, Marcelline ilson,

!atis" Bat"la


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2Communications-#etwork Management $ec"nologies

% network management must ensure t"at t"e network an& applications are up-

an&-running smoot"l' an& efficientl'(

$"e Manager e)ecutes logical programs * managements applications(

Managed Network : TopologyManaged Network : Topology


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+Communications-#etwork Management $ec"nologies


% configuration of a network

% p"'sical an& logical arrangement of t"e no&es t"at form t"e network(

ogical $opolog' *

% t"e pat"s taken .' &ata to travel over t"e network

/"'sical topolog' *

% mapping of t"e network no&es

% p"'sical connections .etween t"em(

Signal topolog' *

% t"e pat"s use for signals to pass over t"e network(


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Communications-#etwork Management $ec"nologies


% /"'sical $opolog'

BS *

all t"e no&es are connecte& to a common transmission me&ium(


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Communications-#etwork Management $ec"nologies


% /"isical $opolog'

3ing *

ever' no&e is connecte& to two ot"er( Data transmitte& over t"e network pass

t"roug" eac" of t"e no&es in t"e ring until t"e' reac" t"e &estination no&e


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% /"isical $opolog'

$ree *

central root no&e is connecte& to one or more no&es of a lower "ierarc"'(


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% /"isical $opolog'

Star *

eac" no&e of t"e network is connecte& to a central no&e, transmitte& passes

across t"e central no&e


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% /"isical $opolog'

Mes"

7ac" network no&e is connecte& to ever' ot"er no&e in t"e network(


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% /"'sical $opolog'

9ntercone)ion of #etwork

More comple) networks can .e .uilt as "'.ri&s of two or more of t"e a.ove .asic

topologies(


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% $"e Management #etwork $opolg' associate& *

Centralise&

Distri.ute&

Bot"

M

M

M

M

M

M

M


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SNMP Entity General View SNMP EngineSNMP Entity General View SNMP Engine

% S#M/ 7ngine

Dispatc"er

% Sen&ing:3eceiving S#M/ massages

from t"e #etwork

% Determinign t"e version of t"e

S#M/ message an& respon&ing

wit" t"e proper Message processing

mo&el ;M/Muitous

environment( t"e services of t"e &evices are

invoke& .' ot"er control points, an& t"en t"e

&evices sen& t"e appropriate event notifications

to pro)' agent(

% $"e pro)' agents /n/ control point gat"ers

information from t"e &evices an& its S#M/ agent

keeps t"em in t"e M9B format ($"e manager

w"enever nee&e& can >uer' t"e agent,


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%MP'EMENTAT%&N%MP'EMENTAT%&N

9n or&er to anal'=e t"e performance of our s'stem we "ave emulate& our

s'stem using t"e following simple scenario( e consi&ere& a Single /ersonapartment an& we can control following &evices*

Main &oor sensor, $, air con&itioner, $u.e lig"ts

as" room Bul.s, Fri&ge( Microwave oven an& /C(

e &ivi&e& t"e time into parts to simulate t"e peak "our usage or no usage .reakfast an& wakeup timings ;4 to 10< an& &inner an& rela)ation time ;4 to

11


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Psedo CodesPsedo Codes

Step 1* /sEco&enG H Computer clock timeI

Step 1(1* 1J n J :: Set four pseu&o co&es accor&ing to sage of Manage&

&evice::

Step 2* /sEco&e1G H 4*00 * 10*00 ::Ma)imum sage::

Step 2(1* Set clock H 0*10 ::After 10 Minutes Communication .etween

Manager an& agent ia S#M/ an& $ranslate co&es::

Step 2(2 * 9f M9BnGHH 7rrorEoccure&

step 2(2(1* Set AlarmnG::Different alarm tune is set for &ifferent Manage&

&evice::

Step +* /sEco&e2G H 10*00 * 16*00 ::Almost no sage ffice timing::

Step +(1* Set clock H 0*+0 ::After +0 Minutes Communication .etween

Manager an& agent ia S#M/ an& $ranslate co&es as manage& &evice is

less use&::

Step +(2 * 9f M9BnGHH 7rrorEoccure&


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Psedo CodesPsedo Codes

step +(2(1* Call userEmo.ile an& serEoffice::Call .' manager to user wit"/re-recor&e& message;&one .' softwares like 3'nga,Sms&iscount< ::Step * /sEco&e+G H 16*00 * 2+*00 ::Ma)imum sage::

Step (1* Set clock H 0*0 ::After 0 Minutes Communication .etween

Manager an& agent ia S#M/ an& $ranslate co&es::

Step (2 * 9f M9BnGHH 7rrorEoccure&

step (2(1* Set AlarmnG::Different alarm tune is set for &ifferent Manage&

&evice::

Step * /sEco&eG H 2+*00 * 04*00 ::Almost no sage::

Step (1* Set clock H 0*20 ::After 20 Minutes Communication .etweenManager an& agent ia S#M/ an& $ranslate co&es::

Step (2 * 9f M9BnGHH 7rrorEoccure&

step (2(1* Set AlarmnG::Different alarm tune is set for &ifferent Manage&

&evice::


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Control Point it* SNMP AgentControl Point it* SNMP Agent

!atis" Bat"la


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T$ANS'ATE CET$ANS'ATE CE

% From S#M/ to Dn/

3eceive-get3e>uest*

step 1* 3esponse9&HookupM9BEDB;o.@ect 9&entifier


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Step 2*9f 3esponse9& is null or ot"er error occur

Step 2(1* 9ssue get3esponse;gen7rr;3esponse9&uest*

step 1* 3esponse9&HookupM9BEDB;o.@ect 9&entifier


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Step +(2(1*9ssue get3esponse;alue, .@ecti&entifier


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% From /n/ to S#M/

nMo&ifie&Statear

Description* Call Back Function

Step 1* SetpM9BEDB;/n/3ecor&,L/n/L


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T$ANS'ATE CE E+planationT$ANS'ATE CE E+planation

% 9t inclu&es .ot" /n/ control point an& S#M/ agent, t"us acting as a gatewa' .etween

/n/ environment an& S#M/ manager(% $"e translation co&e is &emonstrate&( 9t is >uite simple for .ot" 3eceive-get 3e>uest

an& 3eceive-get#e)t 3e>uest(

% 9n case of 3eceive-set 3e>uest, after vali&ating t"e 9D , control is transferre& to t"e

Control /oint ;/n/ Kan&ler


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SAMP'E APP'%CAT%&NSAMP'E APP'%CAT%&N

Figure s"ows our S#M/ manager, w"ic"

coul& loa& M9B files an& listen to S#M/ trapsan& perform &ifferent S#M/ comman&s an&

operations( 9t stores t"e listene& &ata in a

&ata.ase an& "elps in performing &ifferent

t'pe of anal'sis(

% $o c"eck t"e effectiveness of our s'stem, we

&eci&e& to calculate t"e power consumptionof &ifferent &evices(

% e assume& all t"e &evices power

consumption is alrea&' known an& its unit is

kilowatt( 7nerg'H/ower$ime (

% 7lectricit' CostH 7nerg';Cost /er Nilo-watt-

"ouruite well, .ut it

consumes more memor', w"ic" is not suita.le for small &evices( 9n or&er to &emonstrate

t"e via.ilit' of our s'stem we &emonstrate& t"e simple scenario, .ut we are 'et toanal'=e its result in a "ig"l' complicate& environment, w"ere man' services move to

an& fro, in an& out of t"e s'stems( sing S#M/ for management of /n/ .ase&

&evices, we coul& easil' manage "eterogeneous /n/ an& S#M/ .ase& &evices from

one single platform, particularl' in environments wit" large num.er of &evices,


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Stdy case Managed network topologyStdy case Managed network topology

% All &evices on

t"e network areS#M/ ena.le&

% All client iFi

C/7s are

e>uipe& wit"

DD-3$


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+0Communications-#etwork Management $ec"nologies

Stdy case ApplicationsStdy case Applications

% $"ree simple applications

1< At t"e S#M/ Manager to get information a.out t"e connecte& s'stem

2< At t"e S#M/ Agent to inform a.out c"ange of clients &evice

+< At t"e S#M/ Manager:Agent to monitor t"e >ualit' of t"e wireless link

1< Managerif local$imeH20*00*00 P

repeat loop for iH1 until iHAS$ES73 P

?7$ ;s'stem(s'sDescr(0


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+1Communications-#etwork Management $ec"nologies

Stdy case SNMP Manager app Net.SNMP e+apleStdy case SNMP Manager app Net.SNMP e+aple

Uinclu&e Tnet-snmp:net-snmp-config("V

Uinclu&e Tnet-snmp:net-snmp-inclu&es("V

Uinclu&e Tstring("V

int main;int argc, c"ar argv

Documents

Design of Management Application