One number multiple calls simultaneously, how is that possible?
Instead of relying on clunky legacy intercoms or manually sharing numbers, businesses can route calls efficiently using VoIP and an Asterisk PBX on mobile devices.
isp
Port 80, 443, and the Open Gate: How ISP Routers Leak Their Management Plane to the Public Internet
This story is about how a major Indian ISP Airtel left ports of its routers open and the vulnerability it causes.