Office 365 operated by 21vianet skype for business online

Note:  This article is for customers using Office 365 operated by 21Vianet in China. All other customers should see Set up Skype for Business Online .

With Skype for Business Online, you can stay in touch with colleagues, partners, and customers by using features such as instant messaging, audio and video conferences, and Skype for Business Meetings.

Before you set up Skype for Business Online for everyone in your organization, Install Skype on your own computer, and complete the planning and configuration tasks that apply to your organization.

Set up Microsoft 365

Task	Description	Learn more
Set up Microsoft 365	Set up your computer by installing Office 365 and Skype for Business.	Install Office with Office 365
Set up the domain name	Set up the permanent domain name you plan to use for your Microsoft 365 installation before making any other configuration changes.	Get help with Office 365 domains
Add users	Add user accounts for everyone in your organization.	Create or edit user accounts

Plan for Skype for Business Online

Task	Description	Learn more
Review Skype for Business Online system requirements	Make sure that computers running Skype for Business Online can support audio and video conversations.	Skype for Business Client Software Support Skype for Business Client Hardware Support Skype for Business Client Video Requirements
Choose audio and video devices	Choose audio devices that are optimized for Skype for Business Online and are available for your service.	The following devices are not yet available for Office 365 operated by 21Vianet: Polycom CX5100 Unified Conference Station Polycom CX7000 Polycom CX3000 Polycom CX5000 HD Logitech ConferenceCam CC3000e Logitech BCC950 ConferenceCam Ares Tanjay

Set up Skype for Business Online

Task	Description	Learn more
Review settings	Decide if you want to change any of the default values for the settings in Skype for Business Online.	Skype for Business Online settings summary
Set up your network for Skype for Business Online	Set up your DNS server and external firewall to accommodate Skype for Business Online network traffic.	Set up your network for Skype for Business Online
Test your Skype for Business Online installation	Save time and support calls by testing Skype for Business Online features and audio devices before you deploy it to everyone in your organization.	Test your Skype for Business Online installation