The special permission allows files to be executed as the group that owns the file. Also, files newly created in the directory have their group owner set to match the group owner of the directory.

Google 'climate change' and it will bring up tons of info and websites. its up to you which website you choose.

That i would call a dead end, since you can't know that it's always possible to immediately reconnect (server could be down, lines between you and the server could be down), and even if it was this would take some time slipping the packages out your wan in the meantime.the solution to this problem rather like satras says to block wan access for those hosts, and if policy routing is being used you need to use the soltion found by fastlanejb in this thread:   the link to the problem forum