cmqVoIPCallActiveRxPred107Idd 1.3.6.1.4.1.9.9.769.1.1.1.1.36

Idd is one of the components to contribute to MOS R-factor calculations, where R-factor is based on ITU-T G.107. Idd is a delay impairment factor which depends on the real-time round trip delay and echo.