Telephony Course
This course equips learners with practical skills to design, optimize, secure, and migrate modern telephony systems, ensuring reliable and high-quality voice services.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
This Telephony Course provides a straightforward, hands-on guide to setting up, rolling out, and keeping modern voice systems running smoothly. You'll cover key areas like signalling, SIP trunks, dial plans, numbering schemes, SBCs, gateways, QoS, codecs, and fine-tuning call quality. Gain expertise in ensuring reliability, bolstering security, monitoring performance, handling incidents, and planning migrations to offer dependable, top-notch voice services across various locations and networks.
Elevify advantages
Develop skills
- Design telephony setups: dial plans, SBCs, gateways, and SIP trunks.
- Optimise VoIP networks: VLANs, QoS, bandwidth, and tuning for real-time traffic.
- Enhance call quality: choose codecs, interpret MOS scores, and address jitter, delay, and packet loss.
- Secure and strengthen voice systems: TLS/SRTP, preventing fraud, and high-availability clustering.
- Plan and carry out migrations: from TDM to IP, staged switchovers, and testing after the move.
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 workloadWhat our students say
Your lessons are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... I appreciate everything you do, and I've already recommended you to others...

Giulio CarloDigital Marketing Student
I like how the lessons get straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the extra videos really help with learning.

Giulio CarloPrompt 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 EAD or online course and how does it work?
PDF Course