Robocopy

Command format and option definitions

robocopy <src> <dest> /mir /r:1 /w:1 /sec /b

Options

Option	Description
/mir	Mirrors a directory tree
/r:<N>	Specifies number of retries on failed copies
/w:<N>	Specifies the wait time between retires in seconds
/sec	Copies files with security
/b	Copies files in Backup mode
/xd <Directory>	Excludes directories that match the specified names and paths