The official abbreviation, though, normally is not IR but IrDA, which stands for Infrared Data Association, the folks who set the standards for this kind of wireless transmission. The devices must be within a few feet of each other, with a clear line of sight. Transmission speeds can approximate those of the parallel cable. Then follow the prompts to make it active. They normally have their own icons in the start-up group.
Most folks just use a standard parallel cable to print.
Contact the webmasters.