What is called Sip?

Related questions

1. Do I need a phone line for VoIP?
2. Is SIP Trunking the same as VoIP?
3. What is cloud phone system?
4. How does VoIP work at home?
5. Can I use normal phone for VoIP?
6. What is the main use of VoIP?
7. How does a virtual PBX work?
8. What is phone type VoIP?
9. How does cloud telephony work?
10. Is WhatsApp call VoIP?

Tags

1. #sometimes
2. #calls
3. #comes
4. #messaging
5. #version
6. #initiation
7. #protocol
8. #short
9. #known
10. #signaling
11. #special
12. #telephony
13. #session
14. #instant
15. #voice
16. #internet
17. #where
18. #modified