10:36:52	 From  Ben Cheung  to  YaoguangWang(Privately) : we are not able to hear you
10:45:38	 From  Ben Cheung  to  YaoguangWang(Privately) : we lost your audio again / we can't hear you
10:59:45	 From  Ben Cheung : https://wiki.onap.org/display/DW/Use+Case+Realization+Call%3A+August+7%2C+2019