Category Archives: Ubuntu

Network Switches – Avoid Daisy-Chains

When you are networking computers, wireless access points, printers and other nodes in multiple rooms, try to avoid daisy-chaining switches or using small 4-8 port switches when you are in a hurry.  Replace any hubs on your network as soon … Continue reading

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Security Onion- IDS, NSM, and log management

What if you want an IDS system that monitors malicious activities and provides you with logs (Network Security Monitoring) and graphs to help protect your network?  And what if you want an easy setup that provides you with information that … Continue reading

Posted in Business, Computer Security, Computers, Education, freeware, Hacking, Industry, Information Technology, Linux, Manufacturing, network, Networking, Software, Technology, Ubuntu, Windows | Tagged , , , , , | Leave a comment

Protecting your network by pen testing it

This post is for educational purposes and any use of these tools against a network without explicit permission could be illegal.   Metasploit is designed to identify weaknesses in networks and hardware/software on a network.  Do NOT use metasploit for … Continue reading

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Need a small wireless access point or wireless router?

Here’s one of the smallest, feature packed and powerful routers for under $30.  The NetShair Nano by iogear offers some of the most features money can buy.  Here’s how it works (interactive).   (Thanks Jeremy for bringing it in!) Compact … Continue reading

Posted in Computer hardware, Computers, Home Networking, network, Networking, Technology, Ubuntu, Windows, Wireless | Tagged , , , , | 1 Comment

How to flush the DNS cache on Mac, Linux or Windows

If websites are not appearing correctly, connections time out or if you cannot find a computer on a network, you may need to flush the DNS cache.  Here’s how to do it- Microsoft Windows – Go to a command prompt … Continue reading

Posted in Apple, Computers, Education, Home Networking, Information Technology, Linux, network, Networking, Technology, Ubuntu, Windows | Tagged , , , , , | 1 Comment