PawPrint.net Glossary of Terms

The full name for the commonly abbreviated Blog (so common is the use of Blog that few now even know the derivation)

The Set of rules to provide system management tools to monitor activity and create messages/alerts as required. Network devices that employ SNMP are frequently referred to as "Managed" devices.

A compressed graphics format specifically designed for photographs. It´s name an acronym that stands for Joint Photographic Experts Group. It works by changing the images data from colours to frequencies (that represent detail) using a FFT and then discarding some of the high detail data - the resulting image is slightly blurry but this is barely noticable by the human eye and represents a significant saving of space.

A protocol developed to enable the transfer of files across a network. It provides a reletively insecure username and password  security but has been more recently enhanced to allow for SSL encryption to provide a secure password exchange.

To some extent the use of FTP has been superceeded by SFTP (a component of SSH) or the secure file transfer protocol.

A lens of variable focal length. For example, in an 50-500mm Zoom Lens, the focal length can be vaired between the lower limit of 50mm and the upper of 500mm. This affects the scale of the image on which the lens is focused without throwing the image out of focus.

A computer program used to view web pages. A Browser is a viewer that processes HTML and displays it to the user.