We are seeing that even after a network user logs out their home folder share is remaining mounted with an active connection to the server.
Server: Windows 2008 R2
Clients: 10.11.4
See this with both AFP and SMB
6W-410-11:~ admin$ mount
/dev/disk0s2 on / (hfs, local, journaled)
devfs on /dev (devfs, local, nobrowse)
map -hosts on /net (autofs, nosuid, automounted, nobrowse)
map auto_home on /home (autofs, automounted, nobrowse)
map -fstab on /Network/Servers (autofs, automounted, nobrowse)
**//stest@students2.cgps.domain/StudentHome2/stest on /home/stest (smbfs, nodev, nosuid, automounted, nobrowse, mounted by stest)**