Network Administration and Troubleshooting (IMCS-024) Training Course

Network Administration and Troubleshooting

Network problems affect every user and service. Network administrators need structured skills to configure, monitor and troubleshoot networks quickly and reliably. This…

5 daysClassroom or online

12Upcoming dates

6Cities

£2,750Fees from

Course overview

Why Attend

Network problems affect every user and service. Network administrators need structured skills to configure, monitor and troubleshoot networks quickly and reliably.

This LLMI course covers network fundamentals, switching and routing, VLANs, IP addressing, wireless networks, network services, monitoring tools and systematic troubleshooting methods. Participants practise configuration and troubleshooting using lab scenarios.

The course builds practical, vendor-neutral networking skills.

Course Objectives

Explain network fundamentals and protocols

Configure switches, VLANs and routing

Manage IP addressing and network services

Administer wireless networks

Monitor network performance

Troubleshoot network problems systematically

Target Audience

Network administrators

IT support engineers

Infrastructure technicians

System administrators

IT professionals new to networking

Help desk leads

Course Methodology

Hands-on labs

Demonstrations

Troubleshooting scenarios

Diagramming exercises

Group discussions

Course outline

1Day 1: Networking Fundamentals

Network models
Ethernet
IP addressing
Subnetting
Network devices
Lab: Subnetting exercise

2Day 2: Switching and Routing

Switch configuration
VLANs
Routing basics
Routing protocols overview
Redundancy
Lab: VLAN configuration

3Day 3: Services and Wireless

DNS and DHCP
NAT
Wireless networks
Quality of service
Documentation
Lab: Wireless setup

4Day 4: Monitoring

Monitoring tools
SNMP and flow data
Performance baselines
Alerts
Capacity
Exercise: Monitoring dashboard

5Day 5: Troubleshooting

Troubleshooting methodology
Common issues
Diagnostic tools
Root cause
Documentation
Capstone: Troubleshooting challenge

Frequently asked questions

How long is the Network Administration and Troubleshooting course?

The course runs over 5 days of classroom training, usually Monday to Friday.

When is the next Network Administration and Troubleshooting course?

The next public date is 11 - 15 Jan 2027 in Barcelona. There are 12 upcoming dates in total.

Where is this course held?

Upcoming sessions run in Barcelona, Geneva, Rome, Cape Town, Amsterdam, London.

Can I take Network Administration and Troubleshooting online?

Yes. Every date can also be joined live online in a virtual classroom with the trainer, for £1,280 per participant. Choose "Live online" in the dates table when you register.

How much does the course cost?

Fees start from £2,750 per delegate, depending on the city. Fees include tuition and course materials.

Do participants receive a certificate?

Yes. Delegates who complete the course receive a London Leadership Management Innovation certificate of completion.

Can this course be delivered in-house for our team?

Yes. LLMI can tailor and deliver this course privately for your organisation at your premises or in one of our training cities.

Course information last updated 14 November 2026.

Network Administration and Troubleshooting

Course overview

Course outline

Dates and fees

Frequently asked questions

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