// put the callId for the callee dialog in the cache
getCacheUtility().put(calleeCallId, sa);
ChildRelation relation = getCallControlSbbChild();
// Create child SBB
CallControlSbbLocalObject child = (CallControlSbbLocalObject) relation
.create();
setChildSbbLocalObject(child);
child.setParent(getSbbContext().getSbbLocalObject());
child.setCustomEvent(event);
// Attach child SBB to the activity context
sipACI.attach(child);
clientSipACI.attach(child);
sipACI.attach(this.getSbbContext().getSbbLocalObject());