The customer has developed its own mobile application, that is available for end-users. The customer wants to provide an additional service for his clients: to check the quality of the sound during calls via this mobile application.
This will become an additional flexible tool for end-users, that will assure the sound quality check. Moreover it will help the administrator to check and troubleshoot possible issues with the sound quality.
Additional Info
The user will use iLBC codec for calls, so it's needed to record the call and play the record in iLBC codec.
The requested feature is an analogue of Skype Echo/Sound Test Service. This service will prompt the user to record a message, and then play it back for him – so the user will know right away if the sound is working.
Specifications
References
Definitions, acronyms and abbreviation