In this article, I will show you how to list the number of package updates available for install from the command line on Linux systems. I have used following tools apt, apt-get, aptitude, yum, apt-check script and apticron to list updates. Using [...]
Sergej Kalenichenko
How to Configure Streaming Replication on PostgreSQL Instances
In this article, I will show you Postgresql installation and its streaming replication configuration of two PostgreSQL instances on different hosts. Our goal is to install Postgres 9.5 on master host and Postgres 9.5 on slave host, and configure streaming [...]
How to Configure PBIS to Join Ubuntu with Windows AD
In this article, we will install and configure PowerBroker Identity Services (PBIS) on the Ubuntu 14.04 in order to join together with Windows Active Directory. We also will consider how to remove stale computer account from AD using dsquery command. [...]
How to Configure AD Authentication with LDAP over Proxy with TLS/SSL
Both Active Directory (AD) and OpenLDAP play important roles in the enterprise. In fact, within the same company you’ll find the UNIX group using OpenLDAP and the LAN and Windows administrators using AD. However, most people are unable to fully [...]
How to Configure OpenLDAP with 2 Hosts on Mirror Mode
OpenLDAP is a free, open source implementation of the Lightweight Directory Access Protocol (LDAP) developed by the OpenLDAP Project. In other words, it is a protocol for managing related information from a centralized location through the use of a file [...]