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Digital & Information Technology IT infrastructure

Find and match open ports and services in Windows


When running Windows, operating system tools allow you to find the mapping of a open TCP/UDP ports to a running service or application. Netstat: Displays protocol statistics and current TCP/IP network connections Use > netstat /? to find information about the options and usage for the command. To find all connections and listening ports, use: […]

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Digital & Information Technology IT infrastructure

Network connectivity troubleshooting step by step with commands


This post is an enhanced version of my post on common practices for troubleshooting firewall rules that have been implemented to allow a server to connect with another server. To help users in troubleshooting problems with network connectivity and firewall rule implementations, included below are step by step commands one can execute on a Windows or Unix […]

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Digital & Information Technology Open Source

Install LAMP on Fedora and Run in 15 minutes – Apache, MySQL, PHP, and phpMyAdmin


Below are steps to install the LAMP stack on a Fedora Linux server – Apache HTTP Server, MySQL (database software) and PHP (or Perl or Python) in about 15 minutes. Things to know Commands below are executed as root (or prefixed with sudo). The steps have been tested on Fedora 14, Fedora 15, and Fedora […]

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Digital & Information Technology IT infrastructure

System administration 2: Firewall rules troubleshooting


The following is a list of common practices for troubleshooting firewall rules that have been implemented for a server’s connectivity to another endpoint. Confirm Firewall rules Implementation Operating system Level connectivity test on established ports from source server/firewall to destination server/firewall. Test should verify routing, network address translation, ports, and URLs where applicable. If there is […]

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Digital & Information Technology

System administration 1: Useful Commands and Locations on Windows and Unix/Linux


This post lists common commands used in Windows and Linux/Unix system administration, server support, and troubleshooting. Linux/Unix The first command indicates the command name (searchable with a man page). The parens indicate useful extensions File Searching, Browsing Command Usage/Function ls (-al) List files and directories find (./ -name  or expression ‘in quotes’) -print Find files […]

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Digital & Information Technology

Working analysis of Semantic wikis and Introductory articles


del.icio.us Tags: semantic wiki Semantic application to wikis and introduction to semantic wiki solutions I would like to see how the technology can aid in information management systems and am working on the following analysis: Semantic web technologies and how they can add value or be applied to information management systems. Below are introductory articles […]

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Digital & Information Technology

Exploration of Semantic Wikis (via Goran Zugic)


Recently, I have been exploring semantic wiki technology and wanted to share an outline of semantic wikis in 2010 from a work colleague, Goran: Semantic Wikis: Semantic wikis combine wikis that enable simple and quick collaborative text editing over the Web and Semantic Web that enriches the data on the Web with well-defined meaning to […]