1. Interal/External xrootd door (doc is still not fully ready, see Mario's comment)

https://docs.google.com/document/d/1FKbXCHZ-NA__nFlELUpm_D32OOdXGgq786GeEQotOUA/edit#

2. Site movers: What need to be done in AGIS:

All production US sites use new site movers. US sites not using new site mover ("use_newmover" != True)

Sites using new site movers but not deprecating old movers:

Sites using new site mover but not set wansinklimit=0 (or None)