Dialogic 6.2 - Manual (Page 362)

Enabling the R2 Protocol
November 2009 362
Figure 57 illustrates a call disconnection initiated by the host
application. The host issues an L4L3mCLEAR_REQUEST message.
BSMI responds with an L3L4mCLEAR_REQUEST message when
the channel has returned to the idle state.
Figure 57. Call Cleared by the Module
(1) L4L3mCLEAR_REQUEST
Host
(2) L3L4mCLEAR_REQUEST