Cloud Computing Migration Plan for DTGOV: An IaaS and SaaS Solution

Desklib provides past papers and solved assignments. This report details DTGOV's cloud migration using IaaS and SaaS.

ITC561 - CLOUD COMPUTING
ASSESSMENT ITEM 2

Introduction
● DTGOV is a public company founded by the Ministry of Social Security at the beginning of the 1980s.
● DTGOV wants to move their web servers to an Infrastructure as a Service instance.
● DTGOV wants a full migration plan with an architecture which will support web services.

Advantages of Cloud Computing
● Global Access
● Large storage capacity
● Automatic update
● Simple setup
● Less cost

Infrastructure as a Service
IaaS is a cloud computing form that provides virtualized computing resources over the Internet.
IaaS provides space or network components in the hardware, storage, servers and data centre.
It is one of the main elements of the cloud computing services apart from the SaaS & PaaS.
Properties of IaaS:
● Automated tasks
● Scale dynamically
● Virtualized platform
● Good internet connection

Types of IaaS Solutions
● Public IaaS
A cloud-based model that a service provider makes resources available to the public via the internet.
● Private IaaS
A type of cloud computing providing similar benefits to the public cloud through a proprietary architecture, including
scalability and self service.
● Hybrid IaaS
a combination of on site, private cloud and third - party, orchestrated public cloud services between the two platforms.

Working of DTGOV Web Servers in IaaS
It will allow DTGOV to access a third party provider via the internet to compute, store, network, servers and virtualize it’s IT
environment, so as to meet all the business needs.
Cloud service provider's physical or virtual structure pool of data centers for the DTGOV.

Benefits of using IaaS for DTGOV
● Resources distributed services
● Good for future expansion or scaling
● Anytime & anywhere multiple users can work on single hardware
● If the server is down, it will still be running
● Use only those services and functionalities that are needed, no extras.

Benefits of IaaS for the users
● With the use of IaaS in DTGOV accessing data speed will be increased.
● Users will be able to save lots of time
● The data of the users will be secure due to the IaaS
● DTGOV will become more reliable with the use of IaaS, hence users will easily trust it.

IaaS Working Architecture

What is Office 365?
● It is a line of Microsoft subscription services
● SaaS Application
● A number of products and services are included in the Office 365.
● All components of Office 365 can be managed and configured via an online portal
● Users can be manually added

Benefits for the DTGOV Customers
● With the tools the users have already can work in any part, whenever, without exceptions
● It's scalable with business security & control
● A good scalability leads to the peace of mind

Benefits for the DTGOV Customers
● High cloud availability
● Data redundancy
● Zero maintenance