It is not a locked device - could it be that while I experimented unlocked, I changed the admin password?

The menus did not seem really advanced to me as I expected - did not see a good way as BYOD to assign a port number - it just defaulted to 5060 and 5061.

XJU-938244 Titled "Canceled Virtual Line/Provisioning"

Canceled Virtual Line taken care of on: SHK-440697