Asterisk (PBX)
PBX software / From Wikipedia, the free encyclopedia
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Asterisk is a software implementation of a private branch exchange (PBX). In conjunction with suitable telephony hardware interfaces and network applications, Asterisk is used to establish and control telephone calls between telecommunication endpoints such as customary telephone sets, destinations on the public switched telephone network (PSTN) and devices or services on voice over Internet Protocol (VoIP) networks. Its name comes from the asterisk (*) symbol for a signal used in dual-tone multi-frequency (DTMF) dialing.
Developer(s) | Sangoma Technologies Corporation |
---|---|
Stable release(s) [±] | |
21.3.1 (17 May 2024; 5 days ago (2024-05-17)[1]) 20.5.0 LTS (18 October 2023; 7 months ago (2023-10-18)[2]) | |
Preview release(s) [±] | |
Repository | |
Written in | C |
Type | Voice over Internet Protocol |
License | GPLv2 with additional licenses available from Digium[5] |
Website | www |
Asterisk was created in 1999 by Mark Spencer of Digium, which, since 2018, has been a division of Sangoma Technologies Corporation.[6][7] Originally designed for Linux,[8] Asterisk runs on a variety of operating systems, including NetBSD, OpenBSD, FreeBSD, macOS, and Solaris, and can be installed in embedded systems based on OpenWrt.[9][10]