3CX
3CX is a software IP PBX for business calling, managing extensions, SIP trunks, call routing, queues and IP phones, DECT handsets or desktop and mobil...
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10matching definitions · 1,058 in the dictionary
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Audio Codec
An audio codec encodes and decodes digital speech in VoIP calls. The selected codec affects voice quality, bandwidth, processing and endpoint compatib...
View definitionDECT
DECT is a cordless telephony radio technology. Business DECT handsets connect to a base station that may interface with an IP PBX such as 3CX.
View definitionDID
A public number that can be directed directly to an extension or service.
View definitionPhone Extension
An internal number assigned to a user, phone or service in a PBX.
View definitionRTP
The protocol usually carrying the audio or video stream of a call VoIP.
View definitionSIP
The common signaling protocol used to establish and manage calls VoIP.
View definitionSIP ALG
A function of some routers that modifies traffic SIP to try to facilitate the NAT.
View definitionSIP Trunk
A SIP trunk connects a business IP PBX, such as 3CX, to a telephony provider or another PBX over an IP network.
View definitionVoIP
VoIP (Voice over IP) is the technology of transmitting voice as packets across an IP network, including private networks and the Internet.
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