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General Telephony Course

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

What will I learn?

This course offers a hands-on introduction to telephony systems, covering traditional PSTN and TDM PBXs alongside modern VoIP, SIP, and RTP protocols. Participants will design dial plans, call routing, and numbering schemes, plan system migrations, manage analogue devices, and integrate IP or cloud-based PBXs. Key topics include ensuring QoS, enhancing security, building redundancy, implementing E911 services, and conducting practical tests to deploy reliable voice networks effectively.

Elevify advantages

Develop skills

  • Design VoIP systems by planning codecs, call flows, and IP or cloud PBX setups.
  • Create dial plans including DIDs, IVR menus, hunt groups, and extension configurations.
  • Optimise QoS and system resilience with voice traffic tuning, redundancy, and E911 paths.
  • Deploy SIP trunks and session border controllers for secure PSTN integration and testing.
  • Strategise PSTN to VoIP transitions using hybrid environments, number porting, and analogue support.

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.
Workload: between 4 and 360 hours

What our students say

I was just promoted to Intelligence Advisor for the Prison System, and the course from Elevify was crucial for me to be the chosen one.
EmersonPolice Investigator
The course was essential to meet the expectations of my boss and the company where I work.
SilviaNurse
Great course. Lots of valuable information.
WiltonCivil Firefighter

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