Is digital voice the same as VoIP?

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Tags

1. #digital
2. #traditional
3. #still
4. #recent
5. #decades
6. #protocol
7. #lines
8. #connection
9. #internet
10. #through
11. #phones
12. #calls
13. #which
14. #analog
15. #replaced
16. #rather
17. #voice
18. #phone
19. #systems