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

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 designing, setting up, and managing contemporary voice systems. Gain knowledge in essential signalling, SIP trunks, dialling plans, numbering schemes, SBCs, gateways, QoS, codecs, and call quality optimisation. Develop expertise in reliability, security, monitoring, incident handling, and migration strategies to ensure dependable, top-notch voice services over various sites and networks.
Elevify advantages
Develop skills
- Design telephony setups: dialling plans, SBCs, gateways, and SIP trunks.
- Optimise VoIP networks: VLANs, QoS, bandwidth, and real-time traffic adjustments.
- Enhance call quality: choose codecs, interpret MOS scores, and resolve jitter, delay, and packet loss.
- Secure and fortify voice systems: TLS/SRTP, fraud protection, and high-availability clustering.
- Plan and carry out migrations: from TDM to IP, staged switchovers, and testing after transition.
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.What our students say
Your classes 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 that I don't need.

Mariana FerresPhotography Student
I like the content and the way of presentation and video transcription, which speeds up the process!

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

André FelipePrompt Engineering Student
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