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Availability: Since 6.1.2

This article explains setting up SBC Edge to use the Music-on-Hold feature.

On the SBC SWe Lite, Music on Hold call flows and interactions with Microsoft Teams and ICE have not been verified, and in certain use cases Music on Hold may not be heard.

System and Music File Requirements

Audio File Requirements

Maximum File Size: 5 MiB

Valid Audio File Type:

Audio File TypeEncoding FormatSampling Rate
WAV (mono)

g711 µ-law

8 Khz 

Modified: for 8.0.2

Providing the Audio Source

Follow instructions here: Uploading Music on Hold Files - SBC SWe Lite.

Selecting the Music On Hold Mode

Enable Music on Hold as follows:

  1. From the Music on Hold drop down list (via applicable SIP Signaling group) select Enables for 2-Way Hold only or Always Enabled.
  2. Click Apply.


Under certain conditions, after multiple, consecutive attended transfers, Music On Hold will not be heard on the SIP phone when the call is put on hold.