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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



Evaluation of the Quality of Service 
Parameters for Routing Protocols in Ad-Hoc 
Networks 

Zeyad Ghaleb Al-Mekhlafi 1 , Rosilah Hassan 2 , ZurinaMohd Hanapi 3 
1 3 Universiti Putra Malaysia (UPM) 43400 UPM Serdang, Selangor, Malaysia 
2 Universiti Kebangsaan Malaysia, 43600 UKM Bangi, Selangor, Malaysia 
Ziadgh2003@hrtmaU.com;rosilah@ftsm.ukm.my;zurina@fektm.upm.edumy 



Abstract 

Recently, many researchers have focused on the Ad- Hoc networks 
especially the routing protocols which include reactive and proactive 
routing protocols. The ultimate goal of routing protocols is 
forwarding data packet from the source to the destination. 
Consequently, several proactive routing protocols, such as routing 
information protocol (RIP), and reactive routing protocols, such as 
Dynamic Source Routing (DSR), are based on exploring, 
maintenance, and recuperating the route path. The likely problem in 
the Ad-Hoc networks is how to establish the best routing protocol 
that assures the requirements of the application concerning about 
some criteria. This work presents the evaluation of RIP and DSR 
utilizing the QualNet simulation. Furfhermoie, the achievement of 
these routing protocols was assessed based on the throughput, 
average jitter, average end-to-end delay, and energy consumption 
metrics. This paper demonstrates that the RIP has superior 
evaluation performance as compared to DSR in two different 
scenarios (effect of the number of nodes andeffectof packetsize). 

Keywords 

Fmding Pmtocols; Average Jitter, Average End-to-End Delay; Throughput; 
Energy Consumptbn 

Introduction 

The new revolutions in wireless technology have led to 
the emergence of a new wireless system which is called 
Ad-Hoc Network. Ad- Hoc Network is a kind of wireless 
system which allows direct communication with each 
other. In Ad- Hoc network, each node plays a dual role; a 
router and a host in the sense at the same time. The 
process of sending and receiving data packages is 
controlled by getting some information regarding the 
surrounding network and dealing with algorithm. This 
combination between these functions is known as a 
routing protocol. 

A number of studies have recently gained attention in 
using the routing protocols, particularly, proactive routing 



protocol and reactive routing protocol [1, 2]. Proactive 
routing protocols are those protocols which carry out the 
function of keeping track of routes for all the destinations 
in the Ad-Hoc networks. They are supported to be 
available in the form of tables. Furthermore, proactive 
routing protocol periodically exchange routing 
information in the whole network and maintains routes 
between different nodes dynamically. They have low 
latency and high overhead, and the routes are reliable. 
These protocols cannot scale well with the increase in 
network size. It is stated that one advantage of applying 
such kinds of protocols is that they facilitate 
communication to undergo minimal initial delay in the 
application procedure. However, their disadvantage is 
represented by the fact that they require additional 
control traffic to constantly update the entries of the stale 
route. On the other hand, reactive routing protocols 
attempt to identify a path to the destination only when a 
packet of data sent to the destination is received by the 
network protocol. This is one advantage of such kind of 
protocols as the degree of uncertainty in the node position 
is found to be high. They have also proved to be more 
suitable and more distinguished by their better 
performance in Ad- Hoc networks. However, taking more 
time to find a route and requiring more flooding which 
results into clogging the network are among the 
disadvantages of such protocols. 

Therefore, the arrangement of forwarding data packet 
from the source to destination is the ultimate aim by 
utilizing routing protocols. The differences between these 
protocols are due to the differences in the 
searching, maintenance and recovering the route path. 
The decision of choosing the best routing protocol should 
take into account some considerations such as mobility of 
nodes, packet size, cost of path, application type, number 
of nodes, type of traffic, and Quality of Services (QoS). 



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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



On the whole, QoS shore up in wireless is an extremely 
demanding issue because of their dynamic character [3, 4] . 
Diverse techniques, as of physical layer capable of 
application layer, have been wished-for to supply QoS 
shore up in wireless Ad-Hoc networking surroundings 
[5]. Recently, a cross-layer design move toward in QoS 
conditioning in wireless networks has gained more 
research interest [6, 7] . 

Consequently, this paper focuses on the most important 
factors, namely end-to-end delay, average jitter, 
throughput and energy consumption. The end-to-end 
delay is important for the Ad-Hoc networks due to the 
fact that some of the real-time applications are very 
sensitive to the delay which means that the data packet 
sent from the source node should be delivered to the final 
target node within a specific period of time without any 
delay. Therefore, the routing protocol will be selected 
based on the shortest path from the source node to the 
destination node. The aver age jitter assesses the variability 
over time of the packet latency across a network which 
associated with the delay. The network with constant 
delay has no jitter. Therefore, the routing protocol that 
satisfies the constant delay without any variation during 
the time will be more suitable to be selected for data 
routing. Moreover, the significance of throughput come 
from the needs to deliver the more messages to 
destination nodes during a specific period of time which 
means that the routing protocols should use some 
mechanisms to avoid the congestion in some paths which 
are more frequently used to prevent the packet drops 
during the data routing. Hence, the reactive routing will 
be getting a better chance as compared to the proactive 
routing, to be chosen as it can find alternative paths to be 
used rather than the congested one. Another mechanism 
to increase the throughput of routing protocols, in order 
to be chosen, is how to deal with the failures of the paths 
during the data delivery; meaning that if the current path 
used no more available either by the node failure or 
moving from the current position, the routing which 
deals with this issue will be more preferred by the user. 
Beside these, energy consumption is an important factor 
especially in mobile Ad-Hoc networks which has 
restricted energy. Therefore, the routing protocol should 
consider this factor by chosen the paths that consume 
small energy to extend the lifetime of the node and give 
the chance to the connectivity of the network to be longer. 
Moreover, the nodes of paths which routed the data 
packets will deplete their energy very fast and run-out 
their batteries. Therefore, the routing protocol must look 
for new paths to avoid using the same path repeatedly 
and consuming much energy. Again, the reactive 



protocols will be more preferred because of their on- 
demand property. 

Related Works 

In [8], an Ad-Hoc routing protocol, namely Ad-Hoc On 
demand Distance Vector (AODV) has been evaluated. 
According to this model, the performance of AODV in 
homogeneous Ad-Hoc was better than heterogeneous 
one. A performance analysis of proactive and reactive 
routing protocols for Ad-Hoc networks Dynamic 
Destination-Sequenced Distance Vector (DSDV), AODV 
and Dynamic Source Routing (DSR) showed that the 
performance of AODV was better in dense environment 
except packet loss [9]. Moreover, it was found that both 
DSR and AODV performed well, and they proved to be 
better than DSDV. However, it is not clear which protocol 
is the best for all scenarios, even though there are rapid 
growth and development in the field of Ad-Hoc network. 
A comparison of the parameters of routing protocols 
between these previous studies is shown in table 1 . 

TABLE 1 COMPARISON OF THE PARAMETERS OF ROUTING 
PROTOCOLS BETWEEN PREVDIB STUDIES 



Parameter 


(Tyagi&Chauhan 
2010) 


(fcrraa&Ha3san2010) 


Numberof 
nocks 


10-200 


57 


Simulationtirre 


12D0sec|20Min) 


3000s 


Simulationaiea 


8DX1200m 


500)600 mlOOOXlODm 
H)OX1500m / 2000>GOOOm, 
2500X2500m 


Routing 
protocols 


DSDVACOV,D3R 


ACDV 


TransmBsbn 


250 m 


250m 


range 






PacletazE 


512 bytes 


100^3I),10050Qffl0700m900 
and 1000 bytes 


MACpotoool 


80211 


80211 


Mob%ype 


Randomway pint 


Randomway pint 


Typoftraffic 


CBR 


CBR 


Pad-etratoe 


54Mps 


51Mps 


Speed 


(10400) ir/s 


2Mps 


Piogram 
simulatbn 


NB-2 


CMNeT-H- 



A comparative review study on reactive and proactive 
routing protocols in MANETs provided information 
about several routing schemes proposed for Ad-Hoc 
networks [10]. These schemes were classified accordingto 
the routing strategy (i.e., Proactive and Reactive). It is 



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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



shown that each protocol has definite advantages and 
disadvantages and is well studied for certain situations. 
Despite of the rapid growth in the field of Ad-Hoc 
networks, many challenges still exist and need more 
attention and consideration from researchers so that it is 
possible for such networks tobe used more widely within 
the next few years. Recently we have evaluated the 
routing information protocol and dynamic source routing 
[11]. According to this model, Routing Information 
Protocol (RIP) was found to be better as compared to 
Dynamic Source Routing (DSR). 

Performance evaluation of AODV, DSDV, and DSR 
Routing Protocol in Grid Environment was described in a 
previous study [12] . According to this model, the AODV, 
DSR, and DSDV perform very well when the mobility is 
high. However, simulation results showed that the 
traditional routing protocols like DSR have a dramatic 
decrease in performance when the mobility is high. In [13], 
the performance of routing protocols in mobile Ad- Hoc 
network was compared for DSDV, AODV, and DSR and 
showed that DSR outperforms AODV. The DSR has less 
routing overhead when nodes have high mobility 
considering the throughput, end-to-end delay and packet 
delivery ratio metrics while DSDV produces low end-to- 
end delay compared to AODV and DSR. In [14], the 
evaluation four Ad-Hoc network protocols (AODV, 
DSDV, DSR and TORA) in diverse network scales taking 
into contemplation the mobility factor. Based on this 
model, the throughput and energy consumption in tiny 
size networks did not disclose any momentous 
differences. On the other hand, for medium and huge Ad- 
Hoc networks the TORA concert proved to be 
incompetent in this research. Above all, the concert of 
AODV, DSDV and DSR in tiny size networks was 
equivalent. Other than in medium and large size 
networks, the AODV and DSR formed good results and 
the concert of AODV in terms of throughput is good in all 
the scenarios that have been investigated. 

Thus, our work in this present study is to use the more 
widely used traditional mobility models and traffic 
sources to create observations based on more 
standardized methodology that can be used to evaluate 
which protocol, proactive routing protocol (RIP) or 
reactive routing protocol (DSR), is more stabile for Ad- 
Hoc networks based on some criteria in QualNet 
simulation. 

Ad-Hoc Routing Protocols 

The routing protocol resolves the path of a packet from 
the source to the destination. To forward a packet, the 



network protocol requires knowing the next node in the 
path and the outgoing interface on which to send the 
packet [15]. A routing protocol computes routing 
information such as homogeneous and heterogeneous 
networks [8, 16]. Overall, routing protocols can be 
classified into two categories: proactive (table driven) 
routing protocols and reactive (on-demand) routing 
protocols. Popular proactive routing protocols are 
(DSDV) [17], Open Shortest Path First (OSPF) [18, 19], and 
RIP [20], whereas reactive routing protocols include DSR 
[21] and AODV [22]. 

Routing Information Protocol 

RIP is a routing protocol which is dynamic as OSPF, but it 
is widely used in both local and wide area networks. It is 
classified as an Interior Gateway Protocol (IGP) which 
makes a use of the distance-vector routing algorithm as 
proposed in 1988 [23]. Since then, RIP Version 1 has been 
extended and updated to RIP Version 2 in 1998 [20]. It is 
indicated that both RIP versions are stillbeing used today, 
but they have been technically supported by more 
advanced techniques such as OSPF and Open Systems 
Interconnection (OSI) protocol; Intermediate System to 
Intermediate System (IS-IS). Moreover, RIP has been 
updated to IPv6 network which is known as a standard 
RIP next generation (RIPng). 

One of the advantages of employing RIP is that it is 
simple to understand and easy to configure as it is capable 
of being supported by all routers, support load balancing, 
and in general, it is free from loop. However, among the 
disadvantages, RIP is not efficient, slow when it is used in 
large networks due to its configuration, supports equal- 
cost load balancing, its congestion raises a problem and its 
scalability is limited since it is only measured as 15 hop 
maximum. 

Dynamic Source Routing 

Dynamic Source Routing (DSR) is defined by Johnson and 
Maltz [24] as a routing protocol which is still on demand 
and in which the sender of data can determine exactly the 
required sequence of nodes to propagate a packet. This 
packet header includes a number of intermediate nodes 
for routing. Each node works to maintain the route cache 
which cashes the source route being learned. It is stated 
that "Route Discovery" and "Route Maintenance" are the 
two main components of DSR which work together to 
determine and maintain routes to random destinations. 
The purpose of designing such protocol is to make 
restrictions to the large consumption of bandwidth 
caused by control packets in Ad-Hoc wireless networks. 
This process is done by deleting the messages of the 



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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



periodic updates required which usually appears in the 
table- driven approach [25]. 

The possibility of establishing a route when necessary 
makes the sender to be able to choose and control routes 
by reducing the load of data and including routing which 
is free from loop containing unidirectional links in 
networks is all the main advantages of DSR. However, 
DSR may lead to significant overheads because the source 
route has to be included with each packet. It uses cashing 
excessively and lacks mechanisms by which it can detect 
the freshness of the routes which causes delay and 
reduction; hence, the route mechanism for maintenance is 
unable to repair a broken link locally. Therefore, this 
makes the delay of the connection setup higher than that 
found in table- driven protocols [26] . 

Metrics for Evaluation 

Corson and Macker showed that the evaluation metrics 
are possible to be made a use of in evaluating the 
quantitatively Mobile Ad-Hoc Network (MANET) 
routing protocols [27]. Such quantitative measurement is 
useful as a prerequisite for assessing or evaluating the 
performance of network or even to compare the 
performance using different routing protocols. 

Materials and Methods 

Simulation Tools 

The objective of this QualNet Version 5 simulation is to 
evaluate the proactive routing protocol and reactive 
routing protocol in Ad-Hoc networks in two scenarios. In 
a previous study [11], the effect of the number of nodes 
was evaluated. Beside this effect, the current study also 
covered the effects of packet size. It has five experiences 
with different number of nodes for scenario I (effects the 
number of nodes), and seven experiences with different 
packet size for scenario II (effects of packet size). The 
evaluation metrics used are throughput, end-to-end delay, 
aver age jitter, and energy consumption. 

a. Average End-To-End Delay 

This refers to the interval taking place between the data 
packet generation time and the time of the arrival of the 
last bit to the destination i.e. the average amount of time 
taken by a packet to move from source to destination. The 
process includes all possible delays which happen due to 
buffering during route discovery latency, queuing at the 
interface queue, retransmission delays at the Media 
Access Control (MAC) and propagation and transfer 
times [9] . 



b. Average Jitter 

Average Jitter is known as the time variation measured 
between the arrival of the packets duetothe congestion of 
the network, the drift in timing, or changing of the route 
[2]. 

c. Throughput 

Throughput is the number of delivered packet per unit of 
time [28]. 

d. Energy Consumption 

It is defined as the amount of energy consumed in 
a process or system, or by an organization or society. It is 
the summation of the idle mode, transmit mode, and 
receive mode [29]. 

Simulation Environments 

In this paper, the QualNet simulation was implemented; 
802.11 MAC [30]. The parameters in the simulation such 
as number of nodes, time of simulation, packet size, and 
type of traffic were summarized in Table2. 

TABLE 2 PARAMETERS SETUP 



Parameter 


Soenarbl 


Scenarbl 


Numberofnxfes 


50,9dl30,lX!210 


7 


SirnulationTirre 


12DQecpivIin) 


aooos 


Simulationaiea 


800XL2OOm 


503>600m 


Routing ptofcoofe 


RPandDSR 


RPandDSR 


TransmssbriPowr 


25dBm 


25dBm 


TransnitPowr 
Gbreumption 


lOOmW 


lOOmW 


Recewe Power 
Gbreumption 


BOmW 


DOmW 


He PowerCbnsumption 


120mW 


120mW 


Traremfesbnrange 


270m 


270m 


TransmssbnPower 


250 


25D 


BemSize 


512tyte 


1002D03»,«l50QfflO 
and700Byfes 


PHY 


80211b 


80211b 


Typeoftraffic 


CBR 


CBR 


DalaRae 


11Mbps 


llMps 


Speed 


(10100)n>fe 


(t0400)nife 



The number of nodes ranges from 50 to 210 nodes which 
divided into 50, 90, 130, 170, and 210 and the packet size 
range from 100 bytes to 700 bytes which divided into 100, 
200, 300, 400, 500, 600, and 700 bytes. Five reasons 



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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



experiences with different number of nodes and seven 
reasons experiences with different packet size were 
implemented in this work. 

Evaluation of Results 

Results are obtained after the experiments have been 
conducted. The present paper aims to demonstrate the 
evaluation performance of each routing protocol with 
respect to the effects of the number of nodes and effects of 
packet size. The evaluation metrics considered for average 
jitter, end-to-end delay, throughput, and energy 
consumption. The tests highlight the evaluation 
performance of RIP and DSR in Ad- Hoc network. 

Scenario I 

Average End-To-End Delay 

Data set of the effects of the number of nodes by QualNet 
simulation of Average End-to-End Delay (scenario I) is 
shown in Table 3. 

TABLE 3 DATA SET OF AVERAGE END-TO-END DELAY 
Scenario I 
Average End-to -End Delay (s) 



No of Nodes 


DSR 


RIP 


50 


0.079186 


0.058514 


90 


0.197886 


0.069717 


130 


0.207281 


0.052935 


170 


0.063845 


0.03455 


210 


0.191009 


0.04776 



Average End-to-End Delay (s) 



925 



>, 0.20 
~ 

ft 0.15 
= 

w 0.10 

2 

1 ^ 

a 

0.00 




-US II 

3.P 



50 90 130 170 

No. Of Nodes 



2 ID 



Figure 1 shows the influence of the number of nodes on 
network average end-to-end delay for two routing 
protocols. The average end-to-end delay values increased 
according to the number of nodes for DSR. The 
maximum average end-to-end delay gained simulation 
with 130 numbers of nodes from DSR and the minimum 
average end-to-end delay gained from simulation 170 
numbers of nodes from DSR. The increase average end- 
to-end delay values the increase and the decrease 
according to the number of nodes for RIR The 
maximum average end-to-end delay gained simulation 
with 90 numbers of nodes from RIP and the minimum 
average end-to-end delay gained from simulation 170 
numbers of nodes from RIP. From the graph, it is clear 
that RIP out performs DSR for scenario I or II of varying 
pause time, varying simulation time, varying speed and 
varying number of nodes. In case of DSR, delay time 
increased sharply with increasing number of nodes. 
However, a sharp decrease was noticed when the number 
of nodes is 170. On the other hand, RIP increased and then 
decreased with increasing number of nodes. It is 
important to note that RF gave a low end-to-end delay as 
comparedto DSR. 

Throughput 

Data set for the effects of the number of nodes by QualNet 
simulation of Throughput (scenario I) is demonstrated in 
Table4. 

TABLE 4 DATASETOFTHROUGHPUT 
Scenario I 
Thro ughput (bib/s ) 



No of Nodes 


DSR 


RIP 


50 


2312 


2320 


90 


3 


2301.75 


130 


6 


1532.33 


170 


14 


2285 


210 


6 


2343.25 



FIG.l AVERAGE END-TO-END DELAYBETWEENRP AND DSR IN 

SCENARD I 



Figure 2 shows the influence of the number of nodes on 
network throughput for two routing protocols (RIP and 
DSR). The throughput values increased according to the 
number of nodes for RIP while in DSR it first increased 
when the number of nodes rose to 50 after which it starts 
to decrease sharply with increasing number of nodes. The 
maximum throughput was gained from simulation with 
210 nodes for RIP and the minimum throughput was 



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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



gained from simulation with 130 nodes. The maximum 
throughput was gained from simulation with 50 nodes 
from DSR and the minimum throughput has gained from 
simulation with (90,130,170,210) numbers of nodes. RIP 
have higher throughput value compared to DSR. 



throughput 



2033 



a i5M> ■ 

•A 
2 

| 1000 ■ 

h 



100 




-DS3 
■RIP 



50 



90 130 170 

Nnnf Nddes 



2 ID 



FIG. 2 THROUGHPUTS BETWEEN RF AND DSR IN SCENARIO I 
Average Jitter 

Data set for the effects of the number of nodes by QualNet 
simulation of Average Jitter (scenario I) is shown in Table 
5. 

TABLE 5 DATA SET OF AVERAGE JITTER 



Average Jitter (s) 



0.040 
0.035 
0.030 

0.020 
0.315 
0.010 
0.005 

o.ooo 




■DSR 

R P 



50 90 130 170 210 

No. Of Nodes 



FIG. 3 AVERAGE JITTER BETWEEN RIP AND DSR IN SCENARD I 
Energy Consumption 

In energy consumption, the result was calculated by 
collecting Idle mode + Transmit mode + Receive mode. 
The energy consumption was represented in two tables: 
Table 6 for the Idle mode, Transmit mode and Receive 
mode and Table 7 for the collected energy consumption 
(Idle mode + Transmit mode+ Receive mode). 

TABLE 6 ATA SET FORENERGYCONSUMPTDN FORDLE MODE, 
TRANSMTTMODE AND RECEIVE MODE 



DSR 



Scenario I 




No of 


50 


90 


130 


170 


210 


Average litter (s) 




Nodes 












No of Nodes DSR 


RIP 


Receive 
mode 


0.066248 


26.4599 


33.6272 


36.8386 


29.895 


50 0.0365204 


0.015466 














90 


0.036365 


Transmit 
mode 


0.020879 


0.008001 


0.013737 


0.007616 


0.007551 


130 0.0248375 


0.018677 


Idle mode 


39.9387 


15.5754 


8.95939 


5.99503 


12.4046 


170 0.0143463 


0.000938 






RIP 








210 0.0224834 


0.01431 


No of 


50 


90 


130 


170 


210 






Nodes 


The two kinds of routing protocols have different jitter 
with the increased number of nodes, as shown in figure 3. 


Receive 


2.25513 


2.35914 


2.96544 


3.51517 


4.11252 


Overall, RfP showed a better jitter 


than DSR when the 


mode 












number of nodes is greater than 50 while DSR showed the 
better jitter than RfP, when the number of nodes is 90 but 
when the number of nodes is above 90, the RfP gave a 


Transmit 
mode 


0.21928 


0.398631 


0577919 


0.718834 


1.01791 


better jitter than DSR. 




Idle mode 


37.9164 


37.8188 


37.2575 


36.7488 


36.1947 



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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



TABLE 7 DATA SET OF THE COLLECTED ENERGYCONSLMPTDN 



TABLE 8 DATA SET OF AVERAGE END-TO^ND DELAY 



Scenario I 



Scenario II 









End-to -End Delay (s) 












Eneigy Consumption 




PacketSize 


DSR 


PIP 

Ivli 








100 


6.5376 


0.00089 


No of Nodes 


DSR 


RIP 


200 


6.54139 


0.00085 


50 


40.02583 


40.39081 


300 
400 


6.43877 
6.73125 


0.000777 
0.000939 


90 


42.0433 


40.57657 


500 
600 


6.06969 
6.41203 


0.000761 
0.000566 


130 


42.60033 


40.80086 


700 


6.81644 


0.000714 



170 



210 



42.84125 40.' 



42.30715 41.32513 



Energy V on sumption 



43.il) 
43.00 
42.iO 
42.00 
41.i0 
41.00 
40.i0 
40.00 
| 39 .50 
H 39.00 
38.i0 




bU y0 130 170 

No. Of Nodes 



-DbK 
RIP 



FIG. 4 ENERGY CONSUMPTION BETWEEN RIP AND DSR IN 
SCENARD I 

The energy consumption for the two routing protocols 
increased at the beginning of this work, as shown in 
Figure 4. DSR has a longer consumption than RIP. 
Therefore, RIP has the better energy consumption than 
DSR except when the number of nodes is 50 nodes. 

Scenario li 

Average End-to-End Delay 

Data set of the effects of packet size by QualNet 
simulation of average End-to-End Etelay (scenario II) is 
presented in Table 8. 

Figure 5 shows that the average end-to-end delay for two 
routing protocols decreased; except when the packet size 
of DSR was higher than 100 bytes. Thus, DSR has longer 
delay than RIP and RIP exhibits shorter delay than DSR. 



Average End-to-End Delay (s) 



r 

J-l 

2 J 
| ! 

V 

■ i 



-DSR 

-RIP 







2 ID 



300 400 500 
Packet .Size 



(50 



'00 



Fig. 5 Averse End to EndDelay between RIP andDSR inscenario H 
Throughput 

Data set of the effects of packet size by QualNet 
simulation of Throughput (scenario II) is shown in Table 9. 

TABLE 9 DATASETOFTHROUGHPUT 

Scenario II 

Thro ughput (bils/s ) 



PacketSize 


DSR 


RIP 


100 


6.5376 


0.00089 


200 


6.54139 


0.00085 


300 


6.43877 


0.000777 


400 


6.73125 


0.000939 


500 


6.06969 


0.000761 


600 


6.41203 


0.000566 


700 


6.81644 


0.000714 



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International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



3000 - 




Throughput ( bits/s] 






« 2000 












Throughput I 










- 




100 


200 300 100 500 60S 700 
PLiikel Siie 



AverageJitter(s) 





1.20 




1.00 




0.80 




o.r.o 








0.40 -- 






0.20 -- 




0.00 -- 



-D5R 

RIP 



— 























— 



100 200 .300 400 SMI 600 700 

Packet Size 



FIG. 6 THROUGHPUTS BETWEEN RF AND DSR INSCENARIO II 

Figure 6 shows the influence of the packet size on the 
network throughput for two routing protocols. Overall, 
the throughput value increased with the packet size for 
the two routing protocols. The maximum throughput 
gained from simulation with 700 bytes packet size, while 
the minimum throughput gained from simulation with 
100 bytes packet size. On the other hand, DSR has the 
maximum throughput values according to increase 
packet size compared to RIP. Therefore, the DSR has 
better throughput than RIR 

Average Jitter 

Data set of the effects of packet size by QualNet 
simulation of Average Jitter (scenario U) is presented in 
Table 10. 

TABLE 10 DATA SET OF AVERAGE JITTER 



FIG. 7 AVERAGE JITTER BETWEEN RTP AND DSR TN SCENARD H 

The two kinds of routing protocols have different jitter 
with increased packet size (Fig 7). In general, RIP had 
better jitter than DSR while DSR showed longer delay 
than RIP. Thus, RIP showed the best evaluation 
performance. 

Energy Consumption 

There are two tables to show the energy consumption: 
table 11 for the Idle mode, Transmit mode and Receive 
mode while table 12 was for the collected result (Idle 
mode + Transmit mode + Receive mode). 

TABLE 11 DATA SETFORENERGYCONSUMPTDNOF IDLE MODE, 
TRANSMIT MODE AND RECEIVE MODE 



Packet 



DSR 



100 200 300 400 500 600 700 





Scenario II 




Receive 


0.01 


0.01 


0.0175 


0.016 


0.0186 


0.0188 


0.019 




Average Jitter (s) 




mode 


317 


5901 


71 


744 


13 


96 


2 


PacketSize 


DSR 


RIP 


Transmit 
mode 


0.04 
5568 


0.05 
6014 


0.0631 
08 


0.060 
627 


0.0687 
09 


0.0692 
31 


0.071 
318 


100 


0.956555 


0.001107 


Idle 
mode 


149. 
958 


149. 
948 


149.94 
2 


149.9 
44 


149.93 
7 


149.93 
7 


149.9 
35 


200 


1.03527 


0.000909 








RTP 










300 


0.997965 


0.000897 


Packet 
Size 


100 


200 


300 


400 


500 


600 


700 


400 


1.04567 


0.001143 


Receive 


0.00 


0.00 


0.0126 


0.008 


0.0077 


0.0100 


0.009 








mode 


8079 


7198 


69 


29 


53 


93 


364 


500 


1.03995 


0.000736 


Transmit 


0.02 


0.02 


0.0467 


0.031 


0.0295 


0.0360 


0.036 








mode 


9998 


7191 


71 


318 


84 


45 


08 


600 


1.04009 


0.000409 
























Idle 


149. 


149. 


149.95 


149.9 


149.97 


149.96 


149.9 


700 


1.05922 


0.000677 


mode 


973 


975 


7 


72 


3 


7 


67 



279 



International Journal of Energy Science Vol. 2 Iss. 6, December 2012 



TABLE 12 DATA SET OF THE COLLECTED ENERGY 
CONS UMPTDN (IDLE MODE + TRANSMIT MODE + RECEIVE 
MODE) 

Scenario II 

Ere igy consumptio n 



PacketSize 


DSR 


RIP 


100 


150.0167 


150.0111 


200 


150.0199 


150.0094 


300 


150.0227 


150.0164 


400 


150.0214 


150.0116 


500 


150.0243 


150.0103 


600 


150.0251 


150.0131 


700 


150.0255 


150.0124 



Energy Consumption 



150.030 
o 150.025 

— 

= iEoo:a 

7. 

y 

V 

£ 150.005 
150.000 




-DSR 

RIP 



inn ? no m 400 5qo sno 7 on 
Packet Size 



FIG. 8 ENERGY CONSUMPTION BETWEEN RTP AND DSR IN 
SCENARDH 

The two types of routing protocols have different energy 
consumption with increasing packet size as shown in 
Figure 8. DSR has longer energy consumption than RIP, 
while RIP has smaller energy consumption than DSR. As 
a result, the RF showed the best evaluation performance 
in energy consumption. 

Conclusion 

In the present paper, an evaluation for routing protocols 
was carried out on acquired simulation results of two 
routing protocols, RIP and DSR using QualNet V5. RIP 
and DSR were selected to represent the Proactive routing 
protocols and Reactive routing protocols, respectively. We 
found that Routing Information Protocol preformed 
better than DSR for all evaluation metrics in 2 different 



scenarios. 
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