What is VOIP calling?

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Tags

1. #traditional
2. #short
3. #calls
4. #telephone
5. #enables
6. #rather
7. #hardware
8. #circuit
9. #packets
10. #transmissions
11. #sending
12. #transmission
13. #using
14. #medium
15. #voice
16. #category
17. #software
18. #protocol
19. #internet
20. #people