Topic3CX & VoIP →
Simple definition
A liaison SIP between a telephone system and an operator or another PBX.
Technical definition
A liaison SIP between a telephone system and an operator or another PBX. In an architecture VoIPThis concept is used in signage, media, terminals or PBX.
What is it used for?
Deploy or diagnose an IP telephony service.
Practical example
Example: This concept can be encountered when troubleshooting an IP phone or call.
Common issues
- NAT or firewall
- Bad parameter SIP
- Insufficient network quality