sudo apt-get install samba
sudo apt-get install smbfs

mkdir /home/ray/share
chmod 777 /home/ray/share

sudo cp /etc/samba/smb.conf /etc/samba/smb.conf_backup
sudo gedit /etc/samba/smb.conf

; security = user

security = user
username map = /etc/samba/smbusers

[Share]
comment = Shared Folder with username and password
path = /home/ray/share
public = yes
writable = yes
valid users = newsfan
create mask = 0700
directory mask = 0700
force user = nobody
force group = nogroup
available = yes
browseable = yes

workgroup = WORKGROUP
display charset = UTF-8
unix charset = UTF-8
dos charset = cp936

sudo useradd newsfan

sudo smbpasswd -a newsfan
sudo gedit /etc/samba/smbusers

newsfan = "network username"

sudo smbpasswd -a newsfan

sudo testparm
sudo /etc/init.d/samba restart