Home News Connect an Asterisk system to the public switched telephone network By Anthony Critelli January 24, 2020 Learn how to set up Asterisk so your softphones can receive incoming calls from outside and make outgoing calls outside your organization as well. Complete Story Facebook Twitter Linkedin Email Print Get the Free Newsletter! Subscribe to Developer Insider for top news, trends, & analysis Email Address By subscribing, you agree to our Terms of Use and Privacy Policy. Subscribe Must Read Blog Zenity: A Guide to Creating GTK+ Dialogs in Linux Command Line Blog Nitrux 3.7 ‘ub’ Brings the Latest Software and Security Fixes Developer 5 Reasons Why I Love and Use Emacs in Linux Blog Linux Candy: PyBonsai – generates procedural ASCII art trees Blog How to Limit SSH Connections to Local Network on Linux