See:
http://us2.samba.org/samba/docs/man/smb.conf.5.html#INTERFACES
http://us2.samba.org/samba/docs/man/smb.conf.5.html#BINDINTERFACESONLY

Andrew S. Zbikowski | http://www.ringworld.org
"We can learn much more from wise words, little
from wisecracks and less from wise guys."
--William Arthur Ward