Open Source Communications Software | Asterisk Official Site
https://www.asterisk.org/
Asterisk is the world's most popular open source communications project that lets you create telephony apps for IP PBXs, VoIP Gateways and Conference Servers.
Asterisk - Wikipedia
https://en.wikipedia.org/wiki/Asterisk
An asterisk (*), from Late Latin asteriscus, from Ancient Greek ἀστερίσκος, asteriskos, "little star", is a typographical symbol or glyph. It is so called because it resembles a conventional image of a star.
Asterisk - Home | Facebook
https://www.facebook.com/asterisk.gg/
See more of Asterisk on Facebook. Asterisk* is an all female gaming organisation founded in 2004, and located in Singapore.
Asterisk Guru - Tutorials and howto's for the asterisk PBX and voip in...
https://www.asteriskguru.com/
1. Asterisk Installation. 1.1. Basic Information 1.2. 10. Fun things to do with Asterisk. 10.1. Automatically call all phones to check if they work 10.2.
Asterisk = Software PBX
https://www.reddit.com/r/Asterisk/
Asterisk on Reddit: a community dedicated to the open source telephony system.