PABX Course
This course equips learners with essential skills for designing, installing, and maintaining PABX systems, focusing on call management, VoIP troubleshooting, and system resilience to ensure reliable communication infrastructure.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
The PABX Course provides practical skills to design, deploy, and maintain modern voice systems. Learn call flows, queues, voicemail, and advanced call handling, then build efficient numbering plans and routing policies. Get hands-on with SIP trunks, LAN preparation, installation, testing, monitoring, troubleshooting, and disaster recovery so you can deliver reliable, high-quality calling in any organisation.
Elevify advantages
Develop skills
- Design PABX call flows: queues, IVR, voicemail, and business-hour routing.
- Build efficient numbering plans and dial rules for internal and external calls.
- Install and configure IP-PBX: SIP trunks, phones, VLANs, QoS, and security.
- Monitor and troubleshoot VoIP: call quality, one-way audio, and failed calls.
- Plan PABX resilience: backups, SIP failover, and fast disaster recovery.
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
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