November 28, 2012, 2:32 PM — Here's how you can install a network usage monitor applet to the bottom panel in Cinnamon on Linux Mint 14 or 13.
1. Open a terminal window.
2. Type in the following commands then hit Enter after each.
sudo apt-get install vnstat vnstati
wget http://goo.gl/T16P7 -O Network-Usage-Monitor.zip
unzip -q Network-Usage-Monitor.zip -d ~/.local/share/cinnamon/applets
For more, see the original article at the link below.