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How-To Software Technical

Using SSH as VPN Solution in Linux

Looking for a quick simple way to have VPN access to your network or simply to secure your connection when you are on a remote network you don’t complete truest such as a public hot-spot. And while there are many solutions I have one which is simple to use. It’s called ‘sshuttle’ and all you […]

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How-To Technical

sudo and “unable to resolve host hostname” error message

Working on a clean install of Ubuntu Desktop 13.04. I changed the hostname of the system /etc/hostname and later noticed I got the following error message “unable to resolve host hostname” when ever I did an sudo command (example: sudo -i). To resolved this I changed the following: I used nano to edit /etc/hosts and […]

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How-To Software Technical

Using DD for disk cloning

Using one of the built in commands in Linux I decided to clone a drive. Unlike in Windows this does not require the use or purchase of a tool or software. The command dd is used to make a block-level copy of the hard drive. The command can be used to clone one drive to another […]

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How-To Technical

Finding the Failed Hard Drive – Linux Software RAID

After discovering my software raid system had suffered from a failed disk drive it was time to locate it and replace. But the question was “Which physical disk drive failed”. I don’t have a fancy blinking light or one that changes to amber or red when something is wrong. So to locate the drive I […]

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Software Technical

How to Find Hardware Devices in Linux with lshw

I needed to know the exact serial number of a failed disk drive in a software RAID set. I used the lshw tool to list out the drives on my system so that I could identify the disk that had failed. This tool will list the the hardware you are running and a good way […]

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How-To Software Technical

Some Basic Use of Nmap

Nmap (“Network Mapper”) is a free and open source utility for network discovery and security auditing. I along with many other systems and network administrators also find it to be a useful tool for the right job. Nmap can be installed and used in Windows, and mostly common in Linux distributions such as Debian and the […]