OpenVPN Server Installation and Configuration in Linux

OpenVPN is one of the most popular and widely used VPN software solutions. Its popularity is due to its strong features, ease of use and extensive support. OpenVPN is Open Source software which means that everyone can freely use it and modify it as needed. In this article, we can setup OpenVPN Server Installation and Configuration […]
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Install docker swarm and configure cluster

Docker Swarm is a native clustering for Docker. The best part is that it exposes standard Docker API meaning that any tool that you used to communicate with Docker (Docker CLI, Docker Compose, Dokku, Krane, and so on) can work equally well with Docker Swarm. That in itself is both an advantage and a disadvantage […]
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kubernetes installation and configuration on centos 7

Kubernetes is an open-source platform for automating deployment, scaling, and operations of application containers across clusters of hosts. It aims to provide better ways of managing related, distributed components across varied infrastructure. Kubernetes is, lean: lightweight, simple, accessible portable: public, private, hybrid, multi-cloud extensible: modular, pluggable, hookable, composable self-healing: auto-placement, auto-restart, auto-replication Kubernetes has several […]
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LDAP integration with openstack Keystone

Keystone supports integration with an existing LDAP directory for authentication and authorization services. I have tested this schema with Ubuntu 14.04, CentOS 6.4 openLDAP with openstack icehouse and its successfully connected. Use the following steps to LDAP integration with openstack Keystone. Install LDAP on Ubuntu or Centos sudo apt-get install slapd ldap-utils sudo dpkg-reconfigure slapd set […]
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Setup Network Bonding and Bridge on CentOS

Network bonding refers to the combination of network interfaces on one host for redundancy and/or increased throughput. This helps in  high availability of your network interface and offers performance improvement. Bonding is same as port trunking or teaming. Bonding allows you to aggregate multiple ports into a single group, effectively combining the bandwidth into a single […]
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