| IMSConfig.Signaling.IncomingCallEndReasons | absent | {"CallDecline":{"TerminationEvent":"RemoteHangup","ReasonHeaderCause":21,"StatusCode":603,"Protocol":"Q.850","DisableCSFB":true},"CallToVoicemail":{"TerminationEvent":"RemoteRequestCanceled","StatusCode":408,"ReasonHeaderText":"CC_TERM_NOREPLY_TMR_EXPIRED"}} |