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 across networks.

from 4 to 360h flexible workload
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 tuning for better call quality. Gain abilities in ensuring reliability, security, monitoring, handling incidents, and planning migrations to offer dependable, top-notch voice services over various sites 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 workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

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

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.

André FelipePrompt Engineering Student
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