LTE Voice - VoLTE

We also have LTE Voice - VoLTE (On-Demand).

2 Days / 4 Live Online Sessions (0900-1230) / Technical Level: Level 3

Course Code: LT1002VO

Course Summary

This course provides a detailed technical description of the currently specified methods of offering a VoIP service using LTE and the IP Multimedia Subsystem. 

Who would benefit

This course is suitable for engineering and technical management staff who require a technical description of the options that exist in LTE for delivering voice and other real-time traffic types by means of VoIP.


Attendance on this course assumes previous attendance on the LTE Engineering Overview course (LT3600) or equivalent basic LTE knowledge (although a recap of basic LTE architecture and concepts is provided at the start of the course) and also assumes a working knowledge of IP.

Topic Areas Include

  • Technical overview of LTE

  • Introduction to the options for LTE voice

  • Technical overview of the IP Multimedia Subsystem (IMS)

  • System architecture for Voice over LTE (VoLTE)

  • VoLTE protocols, services and codecs

  • VoLTE power-on and registration procedures

  • VoLTE call setup procedures

  • Access domain selection

  • Single Radio Voice Call Continuity (SRVCC)

  • Delivery of SMS messages over the IMS

  • VoLTE emergency calls

  • Voice over Wi-Fi

Also available as a Self-Study Online Learning Programme, learn more.

This course appears in the following collections