How Skype for Business works technically?

Related questions

1. Can you call on Skype for Web?
2. How do I install Skype for Business Web App?
3. Can you put Skype for Business on your phone?
4. Is Skype and Skype for business the same?
5. How do I call Skype for business from Skype?
6. How do I make a call on Skype Web?
7. Is Skype a part of Office 365?
8. Is there a way to use Skype without downloading it?
9. Can I use Skype without a Microsoft account?
10. Can you use Skype to call international for free?

Tags

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2. #world
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5. #business
6. #interface
7. #through
8. #video
9. #internet
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11. #calls
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14. #mobile
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16. #users
17. #meetings
18. #devices
19. #communicate
20. #skype
21. #nearly
22. #campus