Layer 3 switches have the added benefit of using routing technologies to provide further redundancy and open the door to securing the network. Some devices also include to the use of legacy technologies such as RS232 or RS485. This course provides the opportunity to learn about routing, firewalls, cyber security and serial over IP.



Course Overview

Prerequisite Successfully completed the course Certified Engineer- Switching


Equipment required 1 x L210-F2G
1 x L208-F2G-S2
1 x DDW-142
1 x DDW-225
2 x SFP with DDM
1 x SDW-550, SDW-541 or SDW-532
Topics covered
  • Serial over IP
  • Static Routing
  • Dynamic Routing
  • Introduction to Firewalls
  • NAPT & Port forwarding
  • VRRP
  • WeConfig security practices
Learning objectives  To be confident in configuring and administering a layer 3 network with firewalls and serial over IP as well as use routing protocols efficiently.
Exam Yes
Certification Yes
Means of attending course Online or in person
Duration of course 3 days

Terms and Conditions

Terms and Conditions

Available dates

September 14th-16th, in Westermo office. Spaces available

November 9th-11th, in Westermo office. Spaces available

What our attendees are saying


"This is a well-designed and well delivered course! The practical nature of the course and the extent of contents covered in a short time scale were beyond my expectations!
Sivayogan Sasinthan, SSEN Transmission

Meet your instructors

Ant Lane, Westermo Acacemy instructor.

Hi, my name is Ant!

I am one of the technical trainers at Westermo and I am based in the UK. I have been both a trainer and field engineer for several years now. I love spending time on road and working in lots of exciting places. I look forward to meeting you on one of our courses!

If you have any questions about this or another course, don't hesitate to contact me at

Check out our other courses

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