Choose your language

General Telephony Course

General Telephony Course
4 to 360 hours flexible workload
valid certificate in your country

What will I learn?

This General Telephony Course offers a hands-on, dynamic introduction to contemporary voice technologies, spanning PSTN and TDM PBXs to VoIP, SIP, and RTP. Master designing dial plans, call flows, and numbering schemes, planning migrations, supporting analogue devices, and integrating IP or cloud PBXs. Explore QoS, security, redundancy, E911, and practical testing to confidently implement reliable, top-tier calling setups.

Elevify advantages

Develop skills

  • Design VoIP systems: plan codecs, call flows, and IP PBX or cloud PBX setups.
  • Build dial plans: set up DIDs, IVR, hunt groups, and internal extensions.
  • Optimise QoS and resilience: manage voice traffic, redundancy, and E911 routing.
  • Deploy SIP trunks and SBCs: secure, normalise, and test PSTN connections.
  • Plan PSTN-to-VoIP transitions: hybrid systems, number porting, and analogue support.

Suggested summary

Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.
Workload: between 4 and 360 hours

What our students say

Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of interest without needing to change platforms... I'm grateful for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast and simple to use. The diversity of content and complementary videos really help with learning.
André Felipe
André FelipePrompt Engineering Student

FAQ

Who is Elevify? How does it work?

Do the courses have certificates?

Are the courses free?

What is the course workload?

What are the courses like?

How do the courses work?

What is the duration of the courses?

What is the cost or price of the courses?

What is an online course and how does it work?

PDF Course