Microsoft Excel is well known for creating charts for marketing purposes, and it has features to perform various calculations. Charts are a graphical representation of your data, and they make showing ...

I think I'm being very stupid.<BR><BR>I've setup Cacti today using a Virtual Appliance.<BR><BR>So far so good and it's monitoring just fine, but to my mind the numbers on some of the graphs don't read ...

Horizontal lines run left to right, parallel to the horizon, with slope 0 and equation y = k. Vertical lines run top to bottom, perpendicular to the horizon, with undefined slope and equation x = k.