IT Infrastructure Assignment: Proposing Infrastructure Development In Vodafone

Question

Task Specifications: Prepare a report to propose a network design for the selected organization. Your report should consider the followings:

Assume the selected organization wants to open new branch in a building located in Sydney city centre. The building has 8 floors and each floor has a lobby area. There are 30 rooms in each floor, each has a five network points to which the staff PC are connected. The branch network has four servers including file, print, DHCP and DNS servers. All the staff computer must be able to connect to the internet. Analysis and propose the organization IT infrastructure by:

1. Discuss the geographical scope of the network with the support of diagram and explain the network backbone devices and a categorization various network segments, users, and applications.
2. Develop a logical design diagram for the Sydney branch based on three-layers hierarchal model (Core, Distributed and Access layers). The network should include in detail the set of required network devices and servers, with the justification.
3. Identify the type of IP addresses with the subnet masks that can be used for the Sydney branch for the client and servers.

Assume the IT department of the selected organization wants to adapted virtualization and Cloud computed for hosting some of the organization application servers. Discuss the followings:

1. Propose two organizations that provides Cloud services for hosting the email and web servers of the organization. Justify your answer by explaining the level of services each company provides that suit the organization requirements.
2. Outline the techniques of using service virtualisation in supporting and implementing Cloud platforms.
3. Demonstrate how the Cloud computing can support the dynamic scaling of the selected organization applications.

Answer

Introduction:
The term infrastructure in the field of information technology refers to the enterprise which is a collection of software, hardware, data centres network facilities and all related materials which are used to develop monitor, manage to operate and support all the services from information technology. There is a total of seven components of IT structure those are hardware, switches, routers, software, hubs, and customer relationship management. The hardware mainly includes data centres, computers, and servers. Here in this it infrastructure assignment, Vodafone is taken as its company. All the discussion will be done on the Vodafone company which is situated in the UK. Vodafone wants to open a new branch which is located in Sydney city centre. The building has eight floors and all those floors have a lobby area. There are a total of thirty rooms on each floor and all have five network plan to which all the PCs of the staff are connected. The particular branch network has a total of four servers which is print, file, DHCP and DNS. All the staff computer need to be connected to the internet. Therefore, the whole analysis process and proposal and the organisation, Its infrastructure will be discussed below it infrastructure assignment. There are many definitions of IT infrastructure and those are like it consists of system, equipment software and all those services which are used in common, across a company regardless of project, program and mission.

Geographical scope
In the local internet, community to get significant result local places needs to be well connected with the core of the internet. Although the considerable work still remains to be done. The traffic of the internet now stays local in many places where the organisation is lowering the cost during improving reliability and performance. Here the data is directly sent between users to those areas which have no longer leaves in the region. Services and applications, now become more localized as the lowering cost stays high. most internet application depends on the DNS which are mapped into the human-readable domain known as the internet protocol (Pike and Brown, 2018). This is used to understand the computer and also a way to use the internet. The high-speed network always links an organisation and organisation LANs. It helps to make communication between departments and also provide a better connection to other WANs, MANs and backbones. Apart from that it always uses high-speed circuits to connect all those LANs. Sometimes it is referred to as the campus-wide network or an enterprise network. There is a total of two network components those are network cable and hardware devices. In the hardware devices, switches, gateways and routers are included. Switches operate at the layer of the data link. These can connect two or more network segments at a time. However, those network segment should use same data links and the same network protocol. Along with that switches are used to forward packets between all network segments with the help of data link layer address. Sometimes they may connect through different cables and at the same time they can connect to the same types of cables. Routers mainly operate at the network layer. It helps to examine all the destination address of a particular network layer to define out how a data should transfer from the starting phase to the destination address (Warren et al., 2018). In addition, the routers help to strips of all the data link layer packet. It also uses the best route for a packet such as routing tables. Through this, only those messages are forward to another network which is needed. Routers always perform more efficiently than switches and help to build more data-link packets for the transmitted packets. The gateways used to operate the network layer and use the network layer address in the level of processing. Gateways are more complex than routers or switches, it connects to or more network which uses different or same data links and network protocols. Along with that gateway also work at the application layer and process those messages which are just addressed to them. there are many applications which are included in building blocks. Those are clients, office, business-specific applications. The client application is mainly running on every end user devices such as laptops, PCs etc. the typical client applications are mail clients, word processor, web browser. There is also an office application that provides an application which is used in most of the organisation. This can be like portals, mail servers, instant messaging and collaboration tools (Andersen et al., 2018). There is much organisation which runs this type of office applications to get a more effective result from their business. Along with that, there are many specific applications which are typically highly customised or can be said custom built. There are some examples of business-specific applications which are enterprise resource planning, customer relationship management, an application which is created for specific business process and data acquisition. It infrastructure always provide services to their application. There are some infrastructure and services that are well defined as a function such as routing network messages and disk space.

Logical design:

As per the figure given above in this it infrastructure assignment the network has been designed for a 8 floor building. The network has been divided with the use of switches. The router is used for routing the internet throughout the network. The firewall has been installed in the network to secure the network from the external intrusions into the network system of the organization. Each of the switches would be able provide around 32 ports in the network. This would be helpful for all the staffs in the organization to get access to the network and all the servers in the network would accessible through a spate switch.

Besides also, versatility and extensibility of the system configuration are significant contemplations. Consequently, factors, for example, Economic limitations - by and large one needs to bargain the ability of Wide Area Network connects, the exchanging switches' abilities, the sort of interfaces utilized, and at certain occasions the of excess accomplished; Labor-in both of the system plan, the level of exertion and the dimension of information required to concede another customer to the new system and additionally extend the limit of the system foundation are of incredible concern. The processor speed - increments on normal premise and along these lines makes the web traffic levels to quickly increment. Computational restrictions that frequently overwhelm a specific system configuration are corresponded to handling of course refreshes, security sifting, encryption, interpretation of location and parcel sending. Space comprises of the estimation of cooled purposes of references (POPs) an/or the collocation offices. Time-to-advertise is another issue to be considered as while structuring a system, customers may be have searched for options when it winds up operational.

There is a total of three layers in network those are a distribution layer, access layer and core layer. This layer is the backbone of interconnect LANs and manages all the packets from one network to another. Its controls and manages through the backbone. The access layer is mainly used in the LANs attached to the backbone. This is very helpful to create a new connection in the backbone (Goti et al., 2018). Distribution layer help to connect all the LANs together. Core layer always is used to connect all different backbone network in an enterprise network. There are also switched backbones, virtual LANs and routed backbones. Switched backbone is the most common form of the backbone which is used in the distribution layer, new buildings and sometimes in the core layer. It has the ability to stay rack and chassis. When Vodafone builts there a new branch in a new building they need to get help from switched backbones to connect more PCs in one network. Routed backbones help to move parcels alongside the spine based on the system layer address. In some cases, it is called as the submitted spine. Virtual LANs are those in which all system are allotted to the LAN section by programming. Here the hardware has no use and it has fewer responsibilities than software. it can be a multi-switch LANs or can be the single switch. This is the most popular technology in the business field of the modern era. when it comes to enhancing the area of any organisation, they can use virtual LANs to get more effective result. Switched backbone replaces many routers from other design which has, more cables but has fewer devices. Here in this switch backbone, no backbone cable is used. It always, improve performance with the help of simultaneous access to the switched operation. It has the ability to manage a network in a simple way and it has fewer devices. The rack base switched backbones have the ability to place all the network switch equipment (Wang et al., 2018). It is easily maintained and can be upgraded to a higher level. It always depends on the situation and provides a signal when it needs to be upgraded. It has the ability to adjust to the atmosphere and provide better quality services to their users. It requires more cable however it uses a small part of their overall cost. The chassis based switched backbones are those type of backbones which has the ability to enable the administrators to plug all the modules into the switch. Those modules can vary in nature, four port 100 base tea switch or router. There are some examples of chassis switch and those are five ten base- T hubs, 2 10base –t switches etc. it has many more advantages but the most important of this backbone which is flexibility. It helps all the user to plug modules directly into the switch and is very simple to add more and new modules. The IP address with the subnet masks can be used for the Sydney branch for the servers and clients. It can be very helpful for the organisation to provide better quality services and to their users.

Cloud providers
Cloud specialist organisations are those kinds of organisation which offer all system administration, business applications and foundations in the cloud. It always provides a computer, extra data storage which enhances the performance and provides better service to the user. The administrator of the cloud is mainly facilitated in the server which is mainly used by the organisation or user. Those are utilised in the system network. The most important of a cloud specialist provider is that it always helps the organisation to improve their economic condition and fix all issues, which are related to the data storage. In order to assemble the organisation and user, CSP provides various customer to the administration from the common network (Benitez et al., 2018). There are various types of administration which have the ability to perform in the cloud and those are provided by CSP. CSP includes programming, as an administration, process as an administration and the processing framework which are referred to as the foundation as an administration. There are various divisions which are not an obvious case. The same number of suppliers can offer different types of cloud administrations, suppliers which include customary web or the applications of facilitating suppliers. It is stated that individuals can go to the cloud service provider of the cloud as Rackspace who started as the web encouraging association and buy either PAAS or IAAS organizations. There are many cloud suppliers who are focusing on the unequivocal verticals, for example, utilizations of encouraging human administrations in the secured IAAS condition.

Virtualization:

1. Define cloud computing and describe its vision.
2. Identify cloud deployment models.
3. Describe the cloud computing reference model.
4. Identify cloud computing characteristics and benefits
5. Identify and describe the virtualization and its types
6. Describe cloud computing architecture

Computing is always transformed into those model which includes many services such as this is delivered and commoditized in the manner used by as gas, electricity, water and telephony.

This totally depends on the basic concept of dynamic provisioning and those are applied to compute the storage, networking capability, infrastructure of Information Technology, etc.

Cloud computing has many long term vision such as IT services which are traded as the open market. It works without the barriers of legal and technological (Ashrafi and Zare Ravasan, 2018). The organisation should find the solution which matches all their needs by simply entering the organisation's request in an international digital market which trades the cloud computing services.

Cloud computing has become very popular in the recent time. It always refer to the various technologies, concepts and services such as:

• Virtualized infrastructure.
• Demanded hardware.
• Computing utility.
• Outsourcing of IT.
• Platform.
• Software as a service.

Cloud computing has the ability to help all enterprises, public and private institutions, governments and research organizations. In addition, this gives the proper share to the computing systems (Vithayathil, 2018). There are many large enterprises which have the ability to offload some of their activities in the cloud-based systems. All small enterprises and the start-up have the ability to afford the translation of their ideas into business results which give a result more quickly, without excessive up-front costs.

Dynamic scaling of cloud computing:
Virtualization is one of the most important technology for cloud computing. It allows this particular creation of different computing environments known as virtual (Naimi-Akbar et al., 2018).

Advantages of dynamic scaling of cloud computing as discussed in this it infrastructure assignment:

• Increased performance and capacity of computing.
• Underutilized all the resources of hardware and software.
• Small storage.
• Greening initiatives.
• The growing costs of administrative

In the virtualized environment there are a total of three major components:

Guest: it represents the system component which interacts with all the virtualization layer rather than the host.

Host: host symbolizes the environment where the guest is managed.

Virtualization layer: this particular layer has the responsibility to recreate the different or same environment where all types of guest gets operate (Conway, 2018). The hardware-level virtualization is the technique of virtualization which provides the abstract execution of environment based on the computer hardware.

There are two major types of hypervisor:
There is total two type of hypervisor. The first type of hypervisor are located and work on the top of hardware. In addition, its works in the operating system and directly interact with the ISA interface (Ashrafi and Zare Ravasan, 2018). Those are exposed by the hardware of computer system.

The second type of hypervisors needs the supports of operating system to work efficiently. It helps to provide virtualisation services to the particular system. In addition, it can be stated that operating system managed and control different programs at a time. This directly interact with ABI and helps to emulate the ISA.

Conclusion:
From the above vodafone it infrastructure, it can be stated that there are many important factors which can be very helpful for IT infrastructure and can help the organisation to create a better office in the new building. It is discussed in this vodafone it infrastructure that whenever an IT company create a new office in a new building, they need to follow some rules and regulation to avoid all type of issues and expand their business in new areas. IT Infrastructure assignments are being prepared by our IT assignment help experts from top universities which let us to provide you a reliable  university assignment help service.

References:
Benitez, J., Ray, G. and Henseler, J., 2018. Impact of information technology infrastructure flexibility on mergers and acquisitions. MIS Quarterly, 42(1), pp.25-43.

Warren, J., Tempero, E., Warren, I., Sathianathan, A., Hopkins, S., Shepherd, M. and Merry, S., 2018, November. Experience Building IT Infrastructure for Research with Online Youth Mental Health Tools. In 2018 25th Australasian Software Engineering Conference (ASWEC) (pp. 161-165). IEEE.

Andersen, B., Kasparick, M., Ulrich, H., Franke, S., Schleicher, J., Rockstroh, M. and Ingenerf, J., 2018. Connecting the clinical IT infrastructure to a service-oriented architecture of medical devices. Biomedical Engineering/Biomedizinische Technik, 63(1), pp.57-68.

Gotti, A., de la Calle, A., Gil, M., Errasti, A., Bom, P. and García-Bringas, P., 2018. Development and application of an assessment complement for production system audit based on data quality, IT infrastructure, and sustainability. Sustainability, 10(12), p.4679.

Wang, L., Jie, W. and Chen, J., 2018. Grid computing: infrastructure, service, and applications. CRC Press.

Ashrafi, A. and Zare Ravasan, A., 2018. How market orientation contributes to innovation and market performance: the roles of business analytics and flexible IT infrastructure. Journal of Business & Industrial Marketing, 33(7), pp.970-983.

Pike, R.E. and Brown, B., 2018. IT Infrastructure Strategy in an Undergraduate Course. In Proceedings of the EDSIG Conference ISSN (Vol. 2473, p. 3857).

Vithayathil, J., 2018. Will cloud computing make the Information Technology (IT) department obsolete?. Information Systems Journal, 28(4), pp.634-649.

Vithayathil, J., 2018. Will cloud computing make the Information Technology (IT) department obsolete?. Information Systems Journal, 28(4), pp.634-649.

Conway, G., 2018. Technical Infrastructure Management: Insights in the digital context.