+44 (0)1737 821590
Definitive Ethernet switching for engineers  |    A 3 day   hands on   training course

Definitive Ethernet switching course description

A hands on comprehensive look at Ethernet switches with extensive coverage of VLANs. The course focuses on the technology and not any one manufacturers product enabling delegates to configure switches from any manufacturer.

What will you learn
  • Configure and troubleshoot switches using:
    Console port
  • Configure and troubleshoot switch features such as:
    Port based MAC security
    Spanning Tree
    Link aggregation
    Tagged ports
  • Configure and troubleshoot VLANs.
Definitive Ethernet switching course details

Definitive Ethernet switching course contents

  • What is Ethernet?
  • LANs, network cards and cables, CSMA/CD, Ethernet frames, Ethernet evolution, 802.3.
    Hands on: ping, Ethernet speeds, CSMA/CD.

  • Ethernet layer 2
  • Layer 2 functions, NICs, MAC addresses, unicasts, multicasts and broadcasts, frame formats.
    Hands on: Configuring NICs, Analysing MAC addresses with Wireshark

  • IP and Ethernet
  • Relationship
    Hands on: ARP.

  • What is a switch?
  • Switches connect multiple devices, switches versus hubs, simultaneous conversations, switches work at layer 2, the forwarding database, how the forwarding database is built, broadcast and collision domains
    Hands on: Difference between hubs and switches.

  • Switch configuration
  • Switch configuration Managed/unmanaged switches, configuration methods, reasons to configure switches. Console ports, HyperTerminal (and alternatives).
    Hands on: Using the console port to troubleshoot and configure switches.

  • Switches in more detail
  • Latency, forwarding mechanisms, switch fabrics.
    Hands on: Using telnet and HTTP to switches.

  • Ethernet extensions
  • Auto negotiation, Power over Ethernet.
    Hands on:Configuring and troubleshooting switch ports: Speed, duplex and security.

  • Redundant links
  • Loops, broadcast storms, STP, BPDU format, STP convergence.
    Hands on: Tracking blocked ports. STP convergence.

  • Backbone links
  • Architectures, link aggregation, LACP, load sharing, resilience.
    Hands on: fail over times.

  • VLANs
  • Virtual versus physical LANs, Why have VLANs? Broadcast domains, Creating VLANs, Assigning ports to VLANs.
    Hands on: Analysing the effect of VLANs on traffic.

  • Enterprise VLANs
  • VLANS are internal, multiple VLANs, Load balancing, Default VLAN, VLAN registration protocols: VTP, GVRP, MVRP.
    Hands on: VLANs on multiple switches.

  • Tagging/Trunking
  • Reason for tagging, terminology, tagging process, 802.1Q, Tag format, VLAN stacking.
    Hands on: Configuring and troubleshooting tags.

  • STP variants
  • RSTP, Common STP, Multiple STP, PVST, ring alternatives.
    Hands on: RSTP.

  • Inter VLANs
  • Layer 3 switching, IP addressing rules, Interconnecting VLANs.
    Hands on: Routing between VLANs.

  • Troubleshooting Ethernet
  • Methods, tools, locating faults, layer 1 issues, layer 2 issues
    Hands on: Fixing the network.

Learning path



Based on course reviews

S. D. – Trinity House:

"I thought that the instructor was excellent and provided a thoroughly enjoyable and informative three days."

D. F. - Fulstone Manor school:

"Easy to reach location. Course is excellent for those who wish to learn how switches work (i.e. network managers)

Training approach

This structured training course seeks to build upon workbook learning through the use of group exercises, dynamic discussion and individual tasks in order to deliver an engaging and interactive module that will ensure all candidates are able to transfer their new skills into the workplace.