Documentations for HTTP APIs

Routing Interceptor
Dial Plans aren't the only way for call routing, you can find here step-by-step guides about setting up Routing Interceptors within HTTP APIs.
Learn more: Routing interceptor for HTTP APIs

HTTP API
You can learn more about HTTP API Commands, Status Codes and Notifications, about configuring User Authentications, setting up a HTTP API and much more from the following chapters.
Learn more: Introduction to how the HTTP API works with Ozeki Phone System PBX

Ruby SDK
You can learn how to make, accept, record and route calls, send SMS messages etc. by using the Ruby SDK. You will also find here several source codes, and step-by-step guides.
Learn more: Ruby SDK Commands

How to install Apache
The Apache HTTP Server is an open-source software, a powerful and flexible HTTP/1.1 compliant web server. You can find here a detailed guide about downloading, configuring, installing and starting Apache.
Learn more: Installation guide for Apache