.Dd February 2, 2015 .Dt MOUNT 8 .Os ubase .Sh NAME .Nm mount .Nd mount a filesystem .Sh SYNOPSIS .Nm .Op Fl BMRan .Op Fl o Ar options .Op Fl t Ar fstype .Op Ar source .Op Ar target .Sh DESCRIPTION .Nm attaches the filesystem specified to the filesystem hierarchy. The .Xr umount 8 command will detach it again. .Sh OPTIONS .Bl -tag -width Ds .It Fl B Remount a subtree somewhere else (so that its contents are visible in both places). .It Fl M Move a subtree to some other place. .It Fl R Remount a subtree and all possible submounts somewhere else (so that its contents are available in both places). .It Fl a Mount all filesystems mentioned in .Pa /etc/fstab . .It Fl n Mount without writing in .Pa /etc/mtab . This is the default action. .It Fl o Ar options Specify a comma separated string of filesystem specific options. .It Fl t Ar fstype Set the filesystem type. .El .Sh SEE ALSO .Xr mount 2 , .Xr umount 2 , .Xr swapon 8 , .Xr umount 8