- * 6) connection of a notification client,
- * 7) disconnection of a notification client,
- * 8) subscription of a client to a conditions' notifications,
- * 9) unsubscription of a client from a conditions' notifications,
+ * 8) connection of a notification client,
+ * 9) disconnection of a notification client,
+ * 10) subscription of a client to a conditions' notifications,
+ * 11) unsubscription of a client from a conditions' notifications,