Managing VPNs from the CLI in Linux

Since I have finally made the switch on my work laptop to use Linux (Ubuntu 12.10) as my primary OS, I have found a few bugs that slow me down on a regular basis. ¬†One of the bugs is that the nm-applet will stop working correctly and won’t let me make any changes to the ...

Find drive space hogs in Linux

Here is a command that I’ve worked out to help find the source of drive space issues in Linux. This format will only look at directories (ie, it will not report file sizes, just size of directories) and it will recurse into subdirectories. du | sort -n -r | head | awk ‘{print $2}’ | ...

DHCP and Dynamic DNS

How to enable Dynamic DNS updates from a Linux DHCP server to a Windows DNS server. Create the forward and reverse lookup zones on the Windows server. You must allow secure and nonsecure updates. I’m still researching if it is possible to do secure updates from Linux to Windows. Set up DHCP on the Linux ...