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In our previous article, we set up OpenLDAP server on CentOS 7 / RHEL 7 for centralized authentication. In continuation to that, we will now configure OpenLDAP with SSL for secure communication. In this setup, LDAP clients communications happen over secure port 636 instead of nonsecure port 389. Follow this guide to configure OpenLDAP with […]
FreeIPA is an opensource identity management system for Linux/Unix environments which provides centralized account management and authentication, like Microsoft Active Directory or LDAP. FreeIPA is a combination of 389 Directory Server, MIT Kerberos, Apache HTTP Server, NTP, DNS, Dogtag (certificate system), and SSSD, making it as a single integrated security solution to manage the Identity, […]
This article is the third part of our OpenStack series. In this tutorial, we will go through steps to launch an OpenStack instance from Horizon Dashboard. Prerequisites 1: Install Single Node OpenStack in CentOS 7 / RHEL 7 2: Configure OpenStack Networking to Enable Access to VM Instances Launch OpenStack Instance Before launching an instance, […]
This tutorial is the second part of our OpenStack series. In this tutorial, we will go through steps to configure OpenStack Networking to allow access to VM instances from external networks. Prerequisites Follow the below link to install OpenStack so that we can begin the network configuration. READ: Install Single Node OpenStack on CentOS 7 […]
When I was drafting an article about the installation of MongoDB on CentOS, I had to run semanage command to make a change in SELinux policy to allow us access to MongoDB on port 27017. semanage port -a -t mongod_port_t -p tcp 27017 To my surprise, I got an error. -bash: semanage: command not found […]