In Ubuntu 10.04 LTS ( Lucid Lynx ) the buttons in the window title bar ( maximize, minimize and close ) are moved to the left. If you don’t like this you can easily change it back to the right. Install Ubuntu Tweak from : http://ubuntu-tweak.com/ Run it and go to Window Manager settings Under window titlebar button layout, de-select custom and choose...

With NMap it is quite easy to scan a subnet for active IPs. $ nmap -sP 192.168.10.0/24

Minicom is the hyperterminal for Linux. Minicom is by default not installed. Install Minicom with the following command sudo apt-get install minicom Find your serial port dmesg | grep tty $ dmesg | grep tty [    0.001251] console [tty0] enabled [   72.953237] usb 6-1: pl2303 converter now attached to ttyUSB0 I use a USB serial port, my laptop doesn’t have a build in serial port. So the name of the serial port is...

The esxtop utility can be used to measure how much I/O is moving across various devices. The esxtop utility is interactive. As such, pressing certain keys changes the view. Configuring monitoring using esxtop To monitor storage performance per HBA: Start esxtop by typing esxtop at the command line. Press d to switch to disk view (HBA mode). Press f to modify the fields that are displayed. Press b, c, d, e, h, and j to toggle the fields...