Journey of an IT Architect

  • Linux Admin Basics 2 of 3 – shell scripting

    Bash Options You can set bash option in two ways, with shopt or with set command. For example: Here is a list of options. I…

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  • TCPdump and Wireshark configuration

    This article explains how to troubleshoot TCP packet from Linux (CentOS) and Windows with TCP dump and wireshark. Both are important tools for troubleshooting. If…

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  • Linux Admin Basics 1 of 3 – Bash

    This article summarized my time-saving Linux tips, mostly with CentOS environment. Bash Shortcuts These shortcuts save a lot of arrow keystrokes. Some of them may…

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