ABSTRACT
The design and implementation of internet protocol
(IP) networks is not new. Researches in the past have focused on the design and
implementation of IP networks with Fixed Broadband (FBB) technologies. This
study researches into how Mobile Broadband (MBB) technologies, such as General
Packet Radio Service (GPRS) and Universal Mobile Telecommunications System
(UMTS), could be used as an alternative to FBB technologies in the design and
implementation of IP networks for businesses. The study made use of the User
Equipment-to-User Equipment (UE-to-UE) communication solely within the GPRS and
UMTS Radio Access Network (RAN); MBB over layers two and three of the Open
Systems Interconnection (OSI) model, promulgated by the International
Organization for Standardization (ISO/IEC 7498-1, 1994), and Internet Protocol
Security (IPsec) as methods in the design of the MBB IP networks for
businesses. Data for both FBB and MBB were obtained from experiments and
compared to support the objective of the research. The analysis of both
technologies based on the experiments performed showed, they are basically at
par in performance with each having its strengths and weaknesses. The research
showed MBB has low latency where radio service is adequate but suffers
attenuation where people are crowded. The experiments and analyses showed MBB
is suitable for use in the design and implementation of IP networks for
businesses.
CHAPTER
1. INTRODUCTION
1.1. Background to the Study
Data communications
in general had evolved globally and Ghana is not an exception.
The evolution could not have
been possible without a favourable legal and regulatory environment. Ghana
could not have reached thus far in data communication without the following
acts: National Communications Act, 2008, Act 769, Electronic Communications
Act, 2008, Act 775, the Electronic Transactions Act, 2008, Act 772, and the
National Information Technology Agency Act, 2008, Act 771. The essence of these
acts are meant to support the heightened convergence within the Ghanaian
communications space.
Data service providers have
made available the most recent technologies needed for effective data
communication. From fixed broadband (Copper and fibre) to mobile broadband
(GPRS, UMTS and LTE).
Data
from service providers revealed that, the use of these technologies for setting
up local area networks and wide area networks are skewed towards the fixed
broadband capabilities. Documented approach to using the other available
technologies to setting up local and wide area networks for businesses could
help balance the usage of these available data communication technologies to
help businesses grow to improve the Ghanaian economy. This study is aimed at
documenting the approach needed to using the mobile broadband to set up IP
networks.
"Ghana’s creators and entrepreneurs are inspired by
what they can do online, but today, their ability to participate fully on the
Web can be hindered by the availability, quality and cost of Internet access.
We aim to change that,” said Estelle Akofio-Sowah, Google Ghana Country Manager
(Ghana News Agency, 06/10/2015, Launch of Google’s Project Link).
Businesses in Ghana are really
inspired to offering online service but are at the same time frustrated by the
lack of fixed broadband service penetration as expressed by the Google’s
country manager. To support this claim, the National Communication Authority’s
March 2016 report on fixed and mobile broadband subscriptions are as follows:
258,536 for FBB and 18,813,686 for MBB. (NCA, 2016). Though MBB has higher
subscription, businesses are unable to fall on that to doing business online
because, the focus had always been on using FBB to design and implement IP
networks for businesses. The high MBB subscription are mainly for personal use
on handheld mobile terminals and dongles and could not have been for the setup
of IP network for businesses. The solution to the lack of FBB service to where
businesses need it to doing business online could be addressed by the use of
mobile broadband as alternative to fixed broadband in setting up IP networks to
help entrepreneurs do business online.
1.3. Objectives of the Study
The
research is being carried out with the general objective of internet protocol
network design for businesses intended for use with mobile broadband
technologies like, GPRS and UMTS. The study has four specific areas it’s
focussing on. These are:
i.
To examine how mobile broadband
could be used to design and implement internet protocol network for businesses.
ii.
To determine whether mobile
broadband’s quality of service is adequate for internet protocol network.
iii.
To determine whether mobile
broadband speed is good enough for data transmission.
iv.
To compare mobile broadband
technology properties for data transfer to that of fixed broadband.
1.4. Research Questions
Though
the source of raw data for the study were gotten from experiments, i.e. drive
tests, live traces and simulations, the following questions were set out to
address the need for the study:
i.
How viable is mobile broadband as
alternative to fixed broadband in the design and implementation of IP network.
ii.
From end-to-end, what is the level
of the quality of service of mobile broadband?
iii.
How good is the speed of mobile
broadband for data transmission within acceptable time frame?
iv.
As of now fixed broadband is the
preferred technology in the design and implementation of IP networks. Could
mobile broadband data transmission properties match that of fixed broadband’s?
Mobile broadband in Ghana is
wide spread in terms of coverage and quite affordable, efficient and convenient
as captured in questionnaire response in CHAPTER 4 page
97108.
The contribution of this study
is to help Ghanaian businesses offer better, more efficient and affordable
service, by being visible and easily accessible, to grow the economy thereby
reducing poverty. Once businesses are networked, various resources could be
shared, both hardware and software; this would obviously reduce capital and
operational expenditures and in effect making businesses gain competitive
advantage and compete effectively within the global market.
1.6. Scope of the Study
The study would focus on using
IP network design for use with the GPRS and UMTS technologies. As of the
inception of this study, Long Term Evolution (LTE), which is also a mobile
broadband technology was not commercial in Ghana hence not considered.
The study would focus on IP network design for areas where
fixed broadband is totally non-existent. This could be achieved with the User
Equipment to User Equipment approach solely within the radio access network for
mobile broadband.
The study would also look at
providing IP network design for businesses that intend to expanding their
existing fixed broadband IP networks to areas where hitherto, it would be
impossible because of non-existent FBB service. In other words, the mobile
broadband could be used to extend the fixed broadband. This could be achieved
with layers two or three virtual private network and internet protocol security
virtual private network tunnel between the FBB and MBB technologies.
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Item Type: Ghanaian Topic | Size: 119 pages | Chapters: 1-5
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