Session Initiation Protocol trunking is a service offered by a communications service provider that uses the protocol to provision voice over IP (VoIP) connectivity between an on-premises phone system and the public switched telephone network. SIP is used for call establishment, management and teardown. Discover everything you need to know to be able to take control of your connectivity with Sona Elastic SIP Trunking.
Unparalleled agility and scaling towards changing business needs
Connecting within minutes for efficient costs
Worldwide coverage in minutes
Ease of Installation, Configuration, Maintenance