What provider? That behavior deserves a name-and-shame. As far as what happens with a full sync: it's not really doable outside of the LAN for several reasons.

What provider? That behavior deserves a name-and-shame. As far as what happens with a full sync: it's not really doable outside of the LAN for several reasons. One is I have a data cap from Comcast of 1 TB/month. Another is the upload speed is only 10 Mbps. That's actually one of the reasons I went to self hosting.