Asterisk is an open-source framework for building communications applications, It has been around for decades, nowadays modern collaboration solutions such as Microsoft Teams, Webex, Zoom are taking the lead. This article is focused on Asterisk SIP and Extension configuration only. The SIP protocol is still widely used when you need to connect your Session Board […]
Object IPtables is probably one of the most useful tools widely integrated into the majority of the Linux Distributions, this article is to share the iptables used on my VPS in the past 7-8 years. I have hosted my personal Asterisk PBX in the VPS so I can make international calls via Twilio SIP Trunk.