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Single Sided Calls

Everyone has experienced this

  • You can be heard, but you don’t hear incoming audio
  • Or vice versa
  • Or both

Whether it’s called single-sided call, one-way voice or silent call: For operation teams this is a hard problem.

To solve one-way voice you need to know the different reasons, for example

  • Missing RTP
  • Silent RTP
  • Too many RTP streams
  • Irregular RTP streams

Voipfuture Qrystal’s monitoring technology provides invaluable help. It is able

  • To automatically detect reasons for one-way voice
  • To help qualify the root-cause & quantify the impact


Data protection
We, VOIPFUTURE GmbH (Registered business address: Germany), would like to process personal information with external services. This is not necessary for the use of the website, but allows us to interact even more closely with them. If desired, please make a choice:
Data protection
We, VOIPFUTURE GmbH (Registered business address: Germany), would like to process personal information with external services. This is not necessary for the use of the website, but allows us to interact even more closely with them. If desired, please make a choice: