mount -t ecryptfs [lower directory] [ecryptfs mount point]
mount.ecryptfs is eCryptfs mount helper. The mount utility will defer to the mount helper to perform various configuration tasks; use the -i option to bypass the mount helper if you would rather manually specify your mount options. To mount eCryptfs, specify the lower directory (i.e., /root/crypt) for the encrypted files and the eCryptfs mountpoint (i.e., /mnt/crypt) for the decrypted view of the files:
This manpage was written by William Lima <email@example.com> for the Ubuntu system (but may be used by others). Permission is granted to copy, distribute and/or modify this document under the terms of the GNU General Public License, Version 2 or any later version published by the Free Software Foundation.
On Debian systems, the complete text of the GNU General Public License can be found in /usr/share/common-licenses/GPL.