The external dynamic list can include individual IP
addresses, subnet addresses (address/mask), or range of IP addresses.
In addition, the block list can include comments and special characters
such as
*
,
:
,
;
,
#
,
or
/
. The syntax for each line in the list
is
[IP address, IP/Mask, or IP start range-IP end range] [space] [comment]
.