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IT Infrastructure Project Assignment - Xero Organisation

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Added on  2020-10-23

IT Infrastructure Project Assignment - Xero Organisation

   Added on 2020-10-23

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IT INFRASTRUCTUREPROJECT
IT Infrastructure Project Assignment - Xero Organisation_1
TABLE OF CONTENTSINTRODUCTION...........................................................................................................................1MAIN BODY...................................................................................................................................11. Geographical scope of network with the support of diagram..................................................12. Logical design diagram for the Sydney branch based on three layer hierarchal model..........13. IP address with Subnet mask that can be used for Sydney branch for the clients and servers24. Cloud service providers hoisting emails and web servers.......................................................35. Virtualisation in supporting and implementing cloud platforms.............................................66. Ways Cloud Computing can support dynamic scaling of the Xero organisation applications8CONCLUSION................................................................................................................................9REFERENCES..............................................................................................................................10
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INTRODUCTIONIT Infrastructure is an organisation's entire collection of software’s, hardware’s, datacentres, networks, facilities and related equipments used to develop, monitor, operate, manageall kind of IT services within an organisation. In this assignment IT infrastructure of XeroOrganisation has been discussed. Xero is an IT organisation that offers cloud based services totheir customers. Here, Geographical network of Xero Sydney branch has been described,Logical network design diagram of the company will be explained in detail with its hierarchicalmodel, IP address and Subnet mask that the organisation will use are discussed. Other than thisthe cloud service provider that the company can use are also discussed, how virtualisationsupports cloud platforms has been described and lastly, ways cloud computing can supportdynamic scaling of Xero organisation has been discussed in details.MAIN BODY1. Geographical scope of network with the support of diagramGeographical network is is a network connection among computer networks where bothhardware and software are interconnected to each other in order to share data and communicate.Because of the geographical difference among the scope of the network computer networks aredivided into different types of Geographical computer networks. There are various types ofgeographical computer networks which are LAN, MAN, WAN, CAN, PAN, HAN etc. Backbonenetwork diagram is a diagram in which all the computer networks in the same geographical areaare interconnected with each other.Geographical network of Xero Company consist of 240 computers distributed amongeight floors of the City centre building of Sydney. It is made up CAN (Campus area network)and LAN (local area network). CAN network refers to all the LAN's that are connected totogether in office buildings. LAN network refers to all the all the HAN's connected togetherwithin a small office. In Xero Company building all the computers on a floor are connected toeach other through LAN and all the LAN on each floor are connected by CAN. 1
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2. Logical design diagram for the Sydney branch based on three layer hierarchal modelLogical design diagram is an abstract and conceptual design where logical relationshipamong different objects is defined (Pfaff and et.al., 2015). Logical network diagram is used todescribe flow of information within a network. This diagram typically shows subnet networkdevices such as firewall, routers etc. In this logical design diagram of an organisation’s networkconnection between all the devices is described based on the flow of information flow within theorganisation's network. Here the Logical network diagram of Xero organisation is shown who wants to open their newbranch in building located in Sydney city centre. This building consist of eight floors and eachfloor has a lobby area. Each floor consist of 30 rooms and each has five network points to whichstaff members are connected. The branch has four servers including print, file, DHCP, DNSservers. This branch of Xero Company which is to open Sydney in City Centre branch iscompletely based upon three layer hierarchical model. Logical Network diagram of Xero Company's Sydney branch.2Illustration 1: Geographical scope of network
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