Тысячный вопрос про samba

root@home:~# ls -l /home
drwxr-xr-x 32 gena      gena      4096 2011-12-19 15:32 gena
drwxr-xr-x  3 root      root      4096 2011-12-18 13:37 shares

root@home:~# ls -l /media
drwxr-xr-x 4 gena gena 4096 2011-12-19 15:10 backup

root@home:~# testparm
Load smb config files from /etc/samba/smb.conf
rlimit_max: increasing rlimit_max (1024) to minimum Windows limit (16384)
Processing section "[homes]"
Processing section "[allusers]"
Processing section "[gena]"
Processing section "[backup]"
Processing section "[printers]"
Processing section "[print$]"
Loaded services file OK.
Server role: ROLE_STANDALONE
Press enter to see a dump of your service definitions

[global]
        server string = %h server (Samba, Ubuntu)
        map to guest = Bad User
        obey pam restrictions = Yes
        pam password change = Yes
        passwd program = /usr/bin/passwd %u
        passwd chat = *Enter\snew\s*\spassword:* %n\n *Retype\snew\s*\spassword:* %n\n *password\supdated\ssuccessfully* .
        username map = /etc/samba/smbusers
        unix password sync = Yes
        syslog = 0
        log file = /var/log/samba/log.%m
        max log size = 1000
        socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
        dns proxy = No
        usershare allow guests = Yes
        panic action = /usr/share/samba/panic-action %d

[homes]
        comment = Home Directories
        read only = No
        guest ok = Yes

[allusers]
        comment = All Users
        path = /home/shares/allusers
        valid users = gena, root, @users
        read only = No
        create mask = 0666
        directory mask = 0777
        guest ok = Yes

[gena]
        comment = Home folder
        path = /home/gena
        valid users = gena, root
        force group = gena
        read only = No
        create mask = 0666
        directory mask = 0777
        guest ok = Yes

[backup]
        comment = Backup folder
        path = /media/backup
        valid users = gena, root
        force group = gena
        create mask = 0666
        directory mask = 0777
        guest ok = Yes

root@home:~# mount
/dev/sdb1 on / type ext4 (rw,errors=remount-ro,commit=0)
proc on /proc type proc (rw,noexec,nosuid,nodev)
sysfs on /sys type sysfs (rw,noexec,nosuid,nodev)
fusectl on /sys/fs/fuse/connections type fusectl (rw)
none on /sys/kernel/debug type debugfs (rw)
none on /sys/kernel/security type securityfs (rw)
udev on /dev type devtmpfs (rw,mode=0755)
devpts on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
tmpfs on /run type tmpfs (rw,noexec,nosuid,size=10%,mode=0755)
none on /run/lock type tmpfs (rw,noexec,nosuid,nodev,size=5242880)
none on /run/shm type tmpfs (rw,nosuid,nodev)
/dev/sda1 on /media/backup type ext4 (rw,noatime,errors=remount-ro,commit=0)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev)
gvfs-fuse-daemon on /home/gena/.gvfs type fuse.gvfs-fuse-daemon (rw,nosuid,nodev,user=gena)