Fix RHEL/Centos bootstrap network issue
Fix RHEL/Centos bootstrap network issue

keedya/on-http,keedya/on-http,RackHD/on-http,larry-dean/on-http,RackHD/on-http,lanchongyizu/on-http,larry-dean/on-http,lanchongyizu/on-http,RackHD/on-http,larry-dean/on-http,keedya/on-http,lanchongyizu/on-http,RackHD/on-http,keedya/on-http,larry-dean/on-http,lanchongyizu/on-http