In SCCM 2012 a Collection can have either systems or Users . We cannot have a mixed collection . In SCCM 2007 this was possible .
By Default an address is created from parent to Child and Child to parent when we add a new site to a hierarchy
Default time when a Client interacts with MP to find out if there is a new policy for them is 60 minutes . Maximum time frame is 24 hours.
- SCCM Clients are sensible enough to throttle traffic if they use BITS