We just made the two following online interactive guides available on Microsoft Virtual Labs:
Enable Cloud PBX with PSTN Calling
In this interactive guide, you’ll see how to enable Office 365 users with PSTN Calling by assigning calling plans, creating emergency locations, and acquiring and assigning PSTN phone numbers so user can make and receive calls using their Skype for Business client.
Configure PSTN Conferencing
In this interactive guide, you’ll see how to configure Office 365 users with PSTN Conferencing and assign Microsoft as the conferencing provider so they can host or create online meetings that people can dial-in to using only their phone, even without Internet access.
