The purpose of this report is to analyse the requirements of the network of a business that operates with different networks for its five different departments and connects the switches of these departments in linear bus topology. The report presents a brief scope of the project and summarizes the network requirements.
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Running head:OVERVIEW ON NETWORKING Overview on Networking Name of the Student Name of the University Author Note
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1OVERVIEW ON NETWORKING Summary The purpose of this report is to analyse the requirements of the network of a business that operates with different networks for its five different departments and connects the switches of these departments in linear bus topology. The report presents a brief scope of the project and summarizes the network requirements. After that the network design gets discussed in detail where the topologies and cabling are mentioned. Thereafter, the report presents the IP addressing and subnet calculation for the different subnetworks and mentions the key findings. After that the network topology diagram is given and the configuration for switches, routers, access points, database server as well as the security for the network get talked about. Following this the report ends with observations in concluding notes.
2OVERVIEW ON NETWORKING Table of Contents Introduction...........................................................................................................................................3 Solution.................................................................................................................................................3 Project Scope..........................................................................................................................3 Project Requirements............................................................................................................3 Network Design......................................................................................................................3 IP Addressing..........................................................................................................................3 Network Topology Diagram...................................................................................................3 Switch Configuration..........................................................................................................3 Router Configuration..........................................................................................................3 Access point and server configuration...............................................................................3 Security configuration........................................................................................................3 Conclusion.............................................................................................................................................4 References.............................................................................................................................................5
3OVERVIEW ON NETWORKING Introduction This report analyses the network requirements of a business which operates with different networks for the five different departments and has the switches of these departments connected with the adjacent switch in a linear bus topology. The report begins by presenting the scope of the project and then goes on to summarize the requirements of the network. After that the network design gets discussed in detail where the topologies and cabling are mentioned. Thereafter, the report presents the IP addressing and subnet calculation for the different subnetworks and mentions the key findings [8]. After that the network topology diagram is given and the configuration for switches, routers, access points, database server as well as the security for the network get talked about. Following this the report ends with observations in concluding notes. Solution Project Scope Thebusinesswhosenetworkdesignisbeingproposedcomprisesoffiveindividual departments each of which is to have a particular network. All the five different departments are to access the fourth switch which hosts the Ethernet printer and database server along with the management and employees. Only the Manager from this department is to have access the finance whichdepartment. Other than that the financedepartment isnotto have direct network connections. Project Requirements There are assumed to be a laptop available for each user. Hence number of laptops per department is 3. Therefore, total number of laptops for all departments equal 15. These laptops are to be connected through wireless routers that are connected directly to the main router.The company looks to be a decent sized firm having five different networks for each of its five respective departments. Other than that, each of the department is to provide network to 3 workstations [5]. One of which hosts the database server and the Ethernet printer that needs to be shared among the devices of all the departments. Network Design The network design is chosen to be quite straight forward. Internet is obtained from the ISPs or Internet Service Providers through the main router [6]. Part of the connections are provided to all the 15 laptops through a different network via the wireless router WRT300N [1]. The rest of the
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4OVERVIEW ON NETWORKING connections are passed through a firewall from the main router to the switch that is responsible for providing access to finance department. From here the network follows a linear bus topology to connect the other switches of the network. For security reasons, direct connections to the finance department are blocked by the firewall. Only the manager’s system is allowed to have access over the devices of finance department through the LAN. The cables to connect the switches and in between the router and the wireless router are crossover cables while for connecting individual devices the straight through cables have been used. Subnet Calculation and IP Addressing Subnetwor k IP neede d IP Allocati on Network Address Mas k Valu e Subnet_MaskAssignable IP Ranges Broadcast Address Finance46172.16.121. 40/29255.255.255. 248 172.16.121. 41- 172.16.121. 46 172.16.121. 47 Damages and Claims36172.16.121. 48/29255.255.255. 248 172.16.121. 49- 172.16.121. 54 172.16.121. 55 HR36172.16.121. 56/29255.255.255. 248 172.16.121. 57- 172.16.121. 62 172.16.121. 63 Managem entand Employees 56172.16.121. 32/29255.255.255. 248 172.16.121. 33- 172.16.121. 38 172.16.121. 39 Customer Services36172.16.121. 64/29255.255.255. 248 172.16.121. 65- 172.16.121. 70 172.16.121. 71 Laptops1530172.16.121. 0 /27255.255.255. 224 172.16.121. 1- 172.16.121.
5OVERVIEW ON NETWORKING 172.16.121. 3031 Wireless Router22172.16.121. 72/30255.255.255. 252 172.16.121. 73- 172.16.121. 74 172.16.121. 75 The CIDR (Classless Interdomain Routing) method of IP addressing is used for allocating IP addresses [7]. The major network chosen for the network is172.16.121.0/24with where about 30% of the address space is being used suggesting health traffic and decent network performance. An additional network (172.16.121.72) was required for connection between the main router and the wireless router Network Topology Diagram Figure 1: Network Topology Diagram Switch Configuration All the switches of the company are connected with each other in linear bus topology [3]. Since the switches need to support both inbound and outbound connections, the link through which
6OVERVIEW ON NETWORKING they acquire the network as well as the link with which connections are forwarded to the other switches are configured to be in trunk mode to operate with both VLANs. Router Configuration The main router uses the network for finance department to connect for the interface to connect with switch01 and the IP address 172.16.121.73 to connect with the wireless router who uses the interface with IP 172.16.121.74 to receive this connection. Access point and server configuration The wireless router itself here performs as the wireless access point for all the laptops and remote devices requiring wireless connections. The network used for serving wireless network connections is 172.16.121.32 [4]. The server as well as the Ethernet printer is installed with the switch that provides network access to Management and Employees department and hence the server uses IP address 172.16.121.34 from the subnetwork of the management and employee’s department. Security configuration The firewall makes use of two VLANs or Virtual Local Area Networks. VLAN 1 and VLAN 2 for outbound and inbound connections respectively [2]. The interface through which the firewall, Cisco ASA 5505 obtains the network accesses the VLAN 1 while the interface through which the server provides the network to switch01 accesses the VLAN 2. Conclusion To conclude, this report successfully analyses network requirements of the business that operates with different networks for the five different departments and has the switches of these departments connected with the adjacent switch in a linear bus topology. The report is observed to be presenting the scope of the project and proceeds further to summarize the requirements of the network. After that the network design gets discussed in detail where the topologies and cabling are mentioned. Thereafter, the report presents the IP addressing and subnet calculation for the different subnetworks and mentions the key findings. After that the network topology diagram is given and the configuration for switches, routers, access points, database server as well as the security for the network get talked about.
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7OVERVIEW ON NETWORKING References [1] A. Hakiri, B. Sellami, P. Patil, P. Berthou and A. Gokhale, Managing wireless fog networks using software-defined networking. In2017 IEEE/ACS 14th International Conference on Computer Systems and Applications (AICCSA)(pp. 1149-1156). IEEE., 2017, October. [2] A. Mehdizadeha, K. Suinggia, M. Mohammadpoorb and H. Haruna, December. Virtual Local Area Network (VLAN): Segmentation and Security. InThe Third International Conference on Computing Technology and Information Management (ICCTIM2017)(pp. 78-89)., 2017, [3] D. Agiakatsikas, N.T. Nguyen, Z. Zhao, T. Wu, E. Cetin, O. Diessel and L. Gong, Reconfiguration control networksfor TMRsystems withmodule-basedrecovery. In2016IEEE 24thAnnual International Symposium on Field-Programmable Custom Computing Machines (FCCM)(pp. 88-91). IEEE. , 2016, May. [4] D. Jiang, Z. Xu and Z. Lv, A multicast delivery approach with minimum energy consumption for wireless multi-hop networks.Telecommunication systems,62(4), pp.771-782., 2016. [5] M. Dalle Mura, G. Dini and F. Failli, An integrated environment based on augmented reality and sensing device for manual assembly workstations.Procedia CIRP,41, pp.340-345., 2016. [6] T.N. Quach, P. Thaichon, and C. Jebarajakirthy, Internet service providers' service quality and its effect on customer loyalty of different usage patterns.Journal of Retailing and Consumer Services, 29, pp.104-113., 2016. [7] W. Huitao, Y. Ruopeng and Z. Xiaofei, April. Research on IP Address Allocation of Tactical Communication Network. InJournal of Physics: Conference Series(Vol. 1187, No. 4, p. 042105). IOP Publishing., 2019, [8] Y. Lee, H. Park, and Y. Lee, Ip geolocation with a crowd-sourcing broadband performance tool. ACM SIGCOMM Computer Communication Review,46(1), pp.12-20., 2016.