Symbolic Links
A symbolic link (sometimes referred to as a symlink) differs from a hard link since it does not point to another inode but to another filename. This permits symbolic links to exist across File Systems as well as be identifies as a special file through the operating system:
Example         
drwx---
lrwx---     2 Krishen
1 Krishen         icg icg  512 May 13 13:08 public_html
11 May 13 13:08 www -> public_html