netsh interface Teredo show state
Hit Windows Button.
Search (start typing) for "Multitasking Settings" and click it.
Under "Virtual Desktops" change both settings to "All Desktops"
Diagnosis
netsh interface Teredo show state
To fix "client is in a managed network":
netsh interface Teredo set state enterpriseclient
Fix constant disconnects:
netsh int ipv6 set teredo client teredo.trex.fi
Tuning guides: