# helos that have no '.' 
/^[^.]+$/                       greylist
/^localhost$/                   greylist
/^localhost\.localdomain$/      greylist
#/^dsldevice\.lan$/             greylist
#/^speedtouch\.lan$/            greylist
/^[^.]+\.lan$/                  greylist
/\.vladlink\.lan$/              greylist
# the first entry will also catch these two
#/^lenovo-[a-f0-9]{8}$/         greylist