FreeSBC:SIP Trunking
SIP Trunking
A SIP Trunk provides the same service you get from a traditional phone lines. The difference is, instead of being a physical wire, a SIP Trunk is a “virtual” line which is provided by a SIP trunk provider delivered over IP using the SIP protocol.
Benefits of SIP Trunking
- Lower circuit costs
- Lower PSTN origination/termination fees
- Better customer service
- Move offices and keep the same number
- Flexibility
- Scalability
- Reliability
