[global]
  workgroup = PXE
  map to guest = bad user
  usershare allow guests = yes

[tftp]
  browsable = true
  read only = false
  guest ok = yes
  force user = root
  path = __D_TFTP__

[rootdir]
  browsable = true
  read only = false
  guest ok = yes
  force user = root
  path = /root