# <center>RT Host Installation Background</center> ###### tags: `O-RAN` --- :::success **Outline:** [TOC] ::: ## <center>About this Documentation</center> - This documentation begins with a Guided page to help you get up and running server ready for O-DU Installation and introduce you on how to setup the Centos, Bios, & Real-time kernel. ## <center>Install CentOS 7.7</center> - Centos 7.7 is needed to run FlexRAN(l1app) or ODU Low application. - This OS and version are reccomended by Intel, so we reccomend to use the correct version ## <center>BIOS Configuration</center> - This bios configuraion are reccomended by Intel. - Setup the avalaible bios configuration based on our guide. ## <center>OS Configuration</center> - This guide will tell you how to setup real-time kernel on Centos 7. - It is an optimized kernel designed to maintain low latency, consistent response time, and determinism - Real-time kernel are needed on Centos 7.7 to run O-DU Low more efficiently.