Playback on 180-force
The call flow below shows local media playback injecting RBT. The applicable configuration sets the ingress realm's ringback-trigger to use 180-force. This scenario triggers only for 180 responses to initial INVITEs, not for re-INVITEs.
![This image displays the OCSBC injecting ring back tone using the 180-force trigger This image displays the OCSBC injecting ring back tone using the 180-force trigger](img/180-force1.png)