User Onboard can play Youtube Application without being registered in ,deny-google-video system, but it can not download Application Quick Connect via Play store.
allow google play
netdestination dsgair-guest-allow-google-play
name android.clients.google.com
name *.googleapis.com
name *.gvt1.com
name *.ggpht.com
name *.googleusercontent.com
name *.gstatic.com
name clients.l.google.com
name connectivitycheck.android.com
deny google video
netdestination dsgair-guest-deny-google-video
name *.googlevideo.com
ip access-list session dsgair-guest-allow-google-play
user alias dsgair-guest-deny-google-video svc-http deny
user alias dsgair-guest-deny-google-video svc-https deny
user alias dsgair-guest-allow-google-play svc-http permit
user alias dsgair-guest-allow-google-play svc-https permit
deny-google-video, but it makes it impossible to download Application Quick Connect via the Play store.