SIP Trunking
This is a Voice over Internet Protocol (VoIP) and streaming media service based on the Session Initiation Protocol (SIP) by which Internet telephony service providers (ITSPs) deliver telephone services and unified communications to customers equipped with SIP-based private branch exchange (IP-PBX) and Unified Communications facilities
Grandstream HandyTone 701 – is a powerful analog telephone adapter (ATA) of the next generation, which works through IP protocol.
Telip SA
Telip te permite hablar con clientes, proveedores y parientes sin tener que preocuparte por la duraci
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