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Details

Networks and networking

$1000 to $2500
 
Open

Description

Networking Fundamentals
Task
Phase 1
Business.com is a software development company with two branches spread over the Western Sydney region. The company’s local area network (LAN) is captured in the topology below:



This network used IPv4 network: 203.2.60.0/24

Head Quarter network has 100 network devices including all computers, printers and other devices. Branch A and B subsequently have 30 and 20 devices, respectively. Recently, the company has been assigned with a new space of IP addressing and the whole network has to be re-addressed.
Task 1
No previous network documentation is available for existing network
You are contracted by the company to help with the IP address documentation of existing network for records.
Your task is to plan and document
An IPv4 address plan for the existing network, including three LANs (Head Quarter, site A and site B)
You are expected to provide an efficient and optimum address allocation solution with the following details:
1. IP address requirement for each sub-network. (0.5 mark)
2. IP address allocation plan for each network/sub-network including network address, subnet mask, broadcast address, default gateway address and valid host address range. (1 mark)
3. IP address allocation plan for key network device and interfaces e.g., servers, printers, router interfaces, etc. (0.5 mark)

Phase 2
Business.com has expanded and it has decided to redevelop the company existing LAN to achieve the company’s following business and technical goals.
For new expansion, the company has decided to use following network:
IPv4 network: 163.60.0.0/16
The Business goals:
Improved communications, wireless, VoIP, and others
Protect company information
Technical goals:
Scalability – company plans to increase employee by 15% in next 12 months.
Accessibility-- Employees are able to access to company resources from both company and home (different servers) 
Performance – network performance must be high
Security – protection of company information and other IT assets
Flexibility- network should be flexible enough to create logical grouping as required.
Availability – wireless network access is available in all employees as well as some outdoor areas for software developers and employees
You are contracted by the company to help with the network redevelopment.
The new company structure
The company has 5 departments at Head Quarter site: Software Development, Solution Design, Customer Support, Sales and Finance detailed as follow:



Software Development 

Number of employees
10X

Each employee has
01 PC + 01 IP Phone

The department has
3 servers (DNS, Web and DHCP) 

Solution Design

Number of employee
7X

Each employee has
01 PC + 01 IP Phone

The department has
3 servers (DNS, DHCP and Web Server)

Customer Support

Number of employee
5X

Each employee has
01 PC + 01 IP Phone

The department has
1 server (DHCP and Web)

Sales

Number of employee
3X

Each employee has
01 PC + 01 IP Phone

The department has
1 server (Web)

Finance

Number of employees
X

Each employee has
01 PC + 01 IP Phone

The department has
2 servers (Web and Firewall)


X is the Last digit of your student ID(e.g. if your student ID is 6688569, then Software development will have 90 employees)
Presently, branch A will occupy with total of 200 employees, and branch B will occupy 100 employees. At present their department allocation not been decided.
Task 2
Your task in this part is to propose and document
The requirements for the company local area network (LAN).
A logical design for the LAN.
An updated IP address plan for the whole network according to the proposed design, it should include network for Head Quarters (including its departments), site A and site B.
Proposal
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