What are SIP Trunks?
SIP Trunking is a process by which phone systems can operate using an internet connection instead of a traditional phone line. Compared to ISDN, SIP trunking service is a lower cost alternative and is more flexible in how and where geographic telephone numbers can be used. This service can support small PBX-equipped businesses to a limitless number of channels for large enterprises.
What are the benefits of SIP Trunks?
- Save money on call costs and line rental.
- Free internal calls and great features.
- Scale up and down when you want.
- Compatible with Skype® for Business.
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