Introduction to Computer Networks
Understand how data moves across networks and the role of everyday network devices.
- Delivery
- Online · Classroom
- Duration
- 6 weeks
- Next date
- [Next cohort date]
- Recognition
- Digital Badge · Completion Certificate
Cisco Networking Academy
Instructor-led Cisco courses with hands-on labs, clear progression and support at every stage.
Official Cisco Networking AcademyYour progression
Build your foundation in how networks work, devices, addressing and security.
Develop job-ready switching, routing, wireless, security and automation skills.
Master enterprise design, advanced routing, SD-WAN and programmability.
As a Cisco Networking Academy, we deliver eligible Cisco-aligned learning and may issue Cisco Networking Academy digital badges or course-completion recognition where available. Professional certifications such as CCNA and CCNP are earned separately by passing the relevant official Cisco examinations.
How you learn

Beginner
Build your foundation in how networks work, devices, addressing and security.
Understand how data moves across networks and the role of everyday network devices.
Build a clear foundation in network types, protocols, addressing and connectivity.
Set up routers and switches from scratch and verify that they communicate.
Plan IP addressing and use a logical method to find and fix common faults.
Support small networks day to day and apply essential security practices.
Design, build and test simulated networks using Cisco Packet Tracer.
Recognise common threats and protect yourself and your organisation online.
Install, maintain and troubleshoot hardware and software in a support role.
Intermediate
The three principal CCNA academy courses progressively cover networking fundamentals, switching, routing, wireless networking, security, automation and enterprise networks.
The first CCNA academy course: networking fundamentals, Ethernet, IP addressing and basic device configuration.
The second CCNA academy course: VLANs, routing, redundancy and wireless LAN configuration.
The third CCNA academy course: OSPF, WAN, security, network management and automation.
Intensive revision, practice questions and labs to prepare for the official CCNA examination.
Subnet confidently and plan dual-stack addressing for real networks.
Intensive lab practice configuring and troubleshooting routed and switched networks.
Secure network devices, apply access control and understand common attack methods.
Use APIs, data formats and scripting basics to automate routine network tasks.
Expert
Master enterprise design, advanced routing, SD-WAN and programmability.
Architecture, virtualisation, infrastructure, assurance, security and automation for enterprise networks.
Design and troubleshoot advanced EIGRP, OSPF, BGP and route manipulation.
Design scalable, resilient enterprise networks that meet business requirements.
Diagnose complex faults across large, multi-site enterprise infrastructures.
Automate configuration and monitoring with Python, APIs and infrastructure-as-code.
Understand and deploy software-defined architectures and SD-WAN solutions.
Design layered security controls and respond to threats across enterprise networks.
Focused revision and timed practice to prepare for the official CCNP Enterprise examinations.
Speak to a learning adviser for friendly, no-obligation guidance on the right course for you.