DIT506 Network Design and Administration (D/617/6745) Assignment Brief 2026

University	School of Business and Technology London (SBTL)
Subject	DIT506 Network Design and Administration (D/617/6745)

Qualification

QUALIFI Level 5 Diploma in Information Technology

Unit Code and Title

Unit DIT506: Network Design and Administration

Unit Reference

D/617/6745

Assignment Aim

This unit aims to provide the knowledge and skills needed to enable learners to design a network i.e. how to scale and connect different networks to form an effective inter-connecting network. It covers hierarchical network design; gathering network requirements; identifying network performance issues.

Learning Outcomes and Assessment Criteria

Learning Outcomes: To achieve this unit, the learner must be able to:	Assessment Criteria: Assessment of these outcomes demonstrates the learner can:
1. Understand network design.	1.1 Analyse the requirements of users.
	1.2 Analyse the different layers in hierarchical network design.
	1.3 Analyse competing protocols in link aggregation.
2. Configure a local area network and a VLAN.	2.1 Set up and configure a VLAN to agreed standards.
	2.2 Analyse the requirements of connectivity and scaling.
	2.3 Analyse the types and methods used in Network Address Translation (NAT).
	2.4 Configure remote connections on Linux and Windows systems to agreed standards.
3. Administer a network.	3.1 Diagnose and resolve faults in the system.
	3.2 Configure a network backbone using link aggregation that demonstrates a speed increase.
	3.3 Analyse the history of the spanning tree protocol and its role in network redundancy.
	3.4 Analyse the role of a network administrator.
	3.5 Evaluate the technologies and applications available for network administration.

Indicative Content

Scaling networks including bandwidth, availability resilience, class of service, quality of service and price

LAN redundancy

Link aggregation

Wireless LANS

Hierarchical network design

Connecting to the WAN

Point-to-point connection

Securing site-to-site connectivity

Monitoring and troubleshooting the network

DHCP

Network address translation for IPv4

Network utilities and tools

DHCP servers

DNS servers

Web servers

Mail servers

Proxy servers

SSH servers

Directory service

AAA servers

GUI-based configuration for Linux servers

Network Attached Storage (NAS)

Virtualization

Cloud computing

Network management and design

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DIT506 Network Design and Administration (D/617/6745) Assignment Brief 2026

DIT506 Assignment Brief

Assignment Aim

Learning Outcomes and Assessment Criteria

Indicative Content