About this Course

Code TPLT1002VO
Duration 2 Days

This course provides a detailed overview of the CS Fallback method of providing voice services for LTE subscribers.


Attendance on this course assumes previous attendance on the LTE/SAE 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 CS network technologies.

Who should attend?

This course is suitable for engineering, planning and technical management staff that require a technical overview of the technologies and techniques that exist to allow voice to be carried by LTE networks via an IP Multimedia Subsystem (IMS).


  • 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

2 Days


This is a QA approved partner course

Delivery Method

Delivery method


Face-to-face learning in the comfort of our quality nationwide centres, with free refreshments and Wi-Fi.

Find dates and prices

Online booking is currently not available for this course, to find out more please call us on 0113 220 7150 or email us at info@qa.com to discuss how we can help.

Trusted, awarded and accredited

Fully accredited to ensure we provide the highest possible standards in learning

All third party trademark rights acknowledged.