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The author is a senior consultant at Capgemini Consulting India, Kolkata in the Infrastructure Transformation Services team (ITS). An open source fanatic, he loves to cook both food and new ideas.

Posts by Pradyumna Dash


Docker is an open source project, which packages applications and their dependencies in a virtual container that can run on any Linux server. Docker …


NetEM (Network Emulation) provides functionality for testing protocols, by emulating the network properties of wide-area networks. This article describes the use of NetEM in …


This article is a description of how to use OpenOTP, by RCDevs, to set up a complete environment for two-factor authentication on various servers …