rsync is a free software computer program for Unix and Linux like systems which synchronizes files and directories from one location to another while minimizing data transfer using delta encoding when appropriate. An important feature of rsync not found in most similar programs/protocols is that the mirroring takes place with only one transmission in each direction. This tool is very appropriate to keep backup or setup mirror service. In this article you will get some clear idea.

• backup full site to a remote server
• backup system by rsync and mysqldump
• backup wordpress site to a different server
• make mirror by rsync and also mysql dump
• rsync
• transfer files by rsync without giving password
• Transfer files via rsync