General Telephony Course
Gain expertise in PSTN networks, VoIP technologies, SIP protocols, dial plan creation, QoS optimization, and E911 implementation through this comprehensive General Telephony Course. Build robust voice infrastructures, strategize smooth transitions from legacy to modern systems, safeguard SIP connections, and provide dependable, easy-to-use phone services tailored for today's telecom demands. This program equips you to handle everything from basic setups to advanced integrations with real-world reliability in mind.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This course offers a hands-on, quick introduction to current voice communication systems, covering traditional PSTN and TDM PBXs up to VoIP, SIP, and RTP protocols. Participants will learn to create dial plans, manage call routing, handle numbering schemes, prepare for system upgrades, support legacy analog equipment, and connect with IP or cloud-based PBXs. Additional topics include ensuring call quality through QoS, applying security measures, building redundancy, setting up E911 services, and conducting practical tests to confidently roll out dependable, top-notch telephony setups.
Elevify advantages
Develop skills
- Design VoIP systems by selecting codecs, mapping call paths, and setting up IP PBX or cloud PBX solutions.
- Create effective dial plans including DIDs, IVR menus, hunt groups, and extension configurations.
- Optimize QoS and system reliability by prioritizing voice data, adding failover options, and routing E911 calls.
- Deploy SIP trunks and session border controllers to protect, standardize, and verify PSTN links.
- Strategize migrations from PSTN to VoIP with hybrid configurations, number transfers, and analog compatibility.
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
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