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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?

Gain practical insights into modern voice systems from PSTN and TDM PBXs to VoIP, SIP, and RTP. Master designing dialplans, call flows, and numbering, planning migrations, handling analog devices, and integrating IP or cloud PBXs. Explore QoS, security, redundancy, E911, and real-world testing for confident deployment of reliable telephony solutions.

Elevify advantages

Develop skills

  • Design VoIP systems: plan codecs, call flows, and IP PBX or cloud PBX setups.
  • Build dialplans: set up DIDs, IVR, hunt groups, and internal extensions.
  • Engineer QoS and resilience: optimise voice traffic, redundancy, and E911 routing.
  • Implement SIP trunks and SBCs: secure, normalise, and test PSTN connectivity.
  • Plan PSTN-to-VoIP migration: hybrid setups, number porting, and analog device 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 chosen.
EmersonPolice Investigator
The course was essential to meet my boss's and the company's expectations.
SilviaNurse
Very great course. Lots of rich information.
WiltonCivil Firefighter

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