Higher Nationals

Assignment Brief - BTEC (RQF)

Higher National Diploma in Computing

Unit Number and Title - 17 - Network Security

Assignment Title - Crumlin Computers Limited (CCL) - Network Security Project

Unit Learning Outcomes:

Examine Network Security principles, protocols and standards.
LO2. Design a secure network for a corporate environment.
LO3 Configure Network Security measures for the corporate environment
LO4 Undertake the testing of a network using a Test Plan

Assignment Brief and Guidance:

Crumlin Computers Limited (CCL) is a Small Business Enterprise providing computing services to local SMEs including but not limited to Network Planning, Setup, Configurations, Testing and Security. CCL prides itself on providing unrivalled support to its customers. Due to the recent business growth, CCL have acquired new headquarters in Manchester. CCL therefore requires someone who can setup their network at their new HQ in Manchester. CCL are very conscious about security, especially Network Security for their new HQ in Manchester.

You have recently been employed by CCL as their network manager and your principal duties include among other things setting up their network including implementing a secure working environment in terms of their network. Your task as their newly appointed network manager is to create a prototype network as a proof-of-concept. Your prototype must be accompanied by written material that explains how your networking solution can increase security and scalability as well as address issues of reliability and availability.

The Manchester HQ is organised as follows: there are 4 main rooms containing 18, 12, 5 and 3 PCs respectively. The room containing 5 machines is occasionally used for video conferencing with other organisations. Each location is on a separate network and will require internet access. The HQ also has a wireless access point that allows its employees to access the network

Task 1

Prepare a report covering the following topics:
Conduct a detailed analysis of Network Security principles and aspects covering devices needed to implement a secure network.
A discussion of possible Network Security protocols and associated technologies that will enable a secure network for CCL's Manchester HQ.

Task 2

Design and implement a network prototype using a network simulator (or lab devices), which incorporates high levels of Network Security features with the following requirements:

• Firewall configurations.
• Switches configurations.
• Routers configurations.
• VoIP configurations (IP Telephony).
• WAN links.
• Devices configurations.
• IP addressing.
• Subnetting, etc.

Provide evidence of your design through the use of commented configuration files and screenshots
You also need to provide the following written material in your formal report:

A rationale about the selection of the networking devices for the prototype.
A detailed explanation of how the security protocols will work with IPv4 and IPv6.
A discussion of different cryptographic types of network security and Quality of Service in relation to Network Security configuration

Task 3
Produce a comprehensive test plan for your network and provide evidence of testing through scripts, files and screenshots

Task 4
Make future recommendations for improvements to your network and critically evaluate the process of producing your network.

Attachment:- Assignment Network Security.rar