====== en_part4_commapi ======
  * [[:en:communication_api]]
  * [[:en:bs2_setdeviceeventlistener]]
  * [[:en:bs2_searchdevices]]
  * [[:en:bs2_searchdevicesex]]
  * [[:en:bs2_getdevices]]
  * [[:en:bs2_connectdevice]]
  * [[:en:bs2_connectdeviceviaip]]
  * [[:en:bs2_disconnectdevice]]
  * [[:en:bs2_setkeepalivetimeout]]
  * [[:en:bs2_setnotificationlistener]]
  * [[:en:bs2_setserverport]]