sudo apt-get install samba
Reading package lists... Done
Building dependency tree 
Reading state information... Done
Package samba is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
However the following packages replace it:
 samba-common libpam-winbind:i386 libnss-winbind:i386

E: Package 'samba' has no installation candidate