08:41:07	 From  Benjamin Cheung : https://wiki.onap.org/display/DW/General+PNF+Support+Use+Cases
08:58:13	 From  Benjamin Cheung : https://onap.readthedocs.io/en/latest/submodules/vnfrqts/requirements.git/docs/Chapter7/index.html
09:00:18	 From  Benjamin Cheung : https://safratech.net/onapdocs/