Fixing BBR

Change-Id: If612b2ee8dd5ecb1315e071fb9bbe87dd163b53d
diff --git a/internal/bbsim/devices/olt.go b/internal/bbsim/devices/olt.go
index 3264bc3..eabbe62 100644
--- a/internal/bbsim/devices/olt.go
+++ b/internal/bbsim/devices/olt.go
@@ -144,9 +144,11 @@
 		olt.Pons = append(olt.Pons, &p)
 	}
 
-	if err := olt.InternalState.Event("initialize"); err != nil {
-		log.Errorf("Error initializing OLT: %v", err)
-		return nil
+	if isMock != true {
+		if err := olt.InternalState.Event("initialize"); err != nil {
+			log.Errorf("Error initializing OLT: %v", err)
+			return nil
+		}
 	}
 
 	return &olt