Is PBX a VoIP?

Related questions

1. Is SIP TCP or UDP?
2. How much does telephone cost per month?
3. How much does a PBX cost?
4. What is a PBX trunk?
5. What are SIP calls?
6. What is PBX?
7. What is PBX and EPBX?
8. What is the difference between PBX and VoIP?
9. What's the difference between SIP and VoIP?
10. Can I use VoIP at home?

Tags

1. #public
2. #services
3. #voice
4. #through
5. #provides
6. #networks
7. #similar
8. #standard
9. #circuit
10. #network
11. #telephone
12. #traditional
13. #rather
14. #company
15. #exchange
16. #system
17. #protocol
18. #private
19. #business
20. #switched
21. #internet