To prevent unauthorized users from accessing data stored in USB devices, you can set the Samba access permission for the modem. After this permission is set, only authorized users can access data stored in USB devices.

1. Connect the portable storage device to the HG659's USB port.

2. Enable the Samba server.

   1. Log in to the Web Management Page
   2. Choose Share > Storage Share
   3. In Service Settings, select Enable SAMBA for Samba server
   4. Click Save

3. Set the user name and password of the portable storage device.

   1. In Username and Password, enter a user name and password for the Samba server
   2. Re-enter the password to confirm it
   3. In Directory mode, choose a file sharing path
   4. In Privilege, select the desired right
   5. Click Save